Hot rolled pickled steel strip for automobile structure

Hot rolled pickled steel strip for automobile structure refers to a type of steel strip that is produced through a specific manufacturing process known as hot rolling and pickling, and is used in the construction of automotive components and structures.

Hot rolling is a process in which steel is heated to high temperatures and then passed through rollers to shape it into a desired thickness and width. The steel strip is typically produced from a steel slab, and the hot rolling process helps to improve its mechanical properties, such as strength and ductility.

After hot rolling, the steel strip is pickled to remove any surface impurities, such as scale, rust, or oxides, that may have formed during the hot rolling process. Pickling involves immersing the steel strip in an acid solution, usually hydrochloric acid, which chemically reacts with the impurities and removes them from the surface of the steel. Pickling also results in a smooth, clean surface on the steel strip, which is important for subsequent processing and application in automobile manufacturing.

Grade	Chemical composition%
	C	Si	Mn	P	S	Alt
SAPH310	≤0.10	≤0.30	≤0.50	≤0.035	≤0.035	≥0.010
SAPH370	≤0.21	≤0.30	≤0.75	≤0.035	≤0.035	≥0.010
SAPH400	≤0.21	≤0.30	≤1.40	≤0.030	≤0.025	≥0.010
SAPH440	≤0.21	≤0.30	≤1.50	≤0.030	≤0.025	≥0.010
SPFH540	≤0.15	≤0.50	≤1.80	≤0.025	≤0.025	≥0.010
SPFH590	≤0.18	≤0.60	≤2.00	≤0.025	≤0.025	≥0.010

Grade	Mechanical properties
	YS(MPa)	TS(MPa)	EL%
SAPH310	-	≥310	≥33
SAPH370	-	≥370	≥32
SAPH400	-	≥400	≥31
SAPH440	-	≥440	≥34
SPFH540	≥355	≥540	≥24
SPFH590	≥420	≥590	≥22

Purpose: used for automotive components, wheels and other automotive structural parts requiring formability

Grade	Chemical composition%
	C	Si	Mn	P	S	Alt
B330CL	≤0.10	≤0.30	≤0.50	≤0.030	≤0.025	≥0.010
B380CL	≤0.12	≤0.30	≤1.20	≤0.030	≤0.025	≥0.010
B420CL	≤0.12	≤0.30	≤1.50	≤0.030	≤0.025	≥0.010
B450CL	≤0.10	≤0.30	≤1.50	≤0.030	≤0.025	≥0.010
B500CL	≤0.12	≤0.30	≤1.50	≤0.030	≤0.025	≥0.010
B550CL	≤0.12	≤0.30	≤2.0	≤0.030	≤0.025	≥0.010
B600CL	≤0.15	≤0.30	≤2.0	≤0.030	≤0.025	≥0.010
B650CL	≤0.15	≤0.30	≤2.0	≤0.030	≤0.025	≥0.010

Grade	Mechanical properties
	YS(MPa)	TS(MPa)	EL%
B330CL	≥225	330-430	≥33
B380CL	≥260	380-480	≥32
B420CL	≥290	420-520	≥28
B450CL	320-450	450-570	≥28
B500CL	380-500	500-620	≥26
B550CL	450-570	550-680	≥24
B600CL	500-620	600-750	≥22
B650CL	550-680	650-800	≥20

Purpose: good cold forming performance, used for automobile rims and spokes

Grade	Chemical composition%
	C	Si	Mn	P	S	Alt
B320L	≤0.10	≤0.30	≤0.60	≤0.030	≤0.035	≥0.010
B420L	≤0.12	≤0.50	≤1.50	≤0.030	≤0.025	≥0.010
B510L	≤0.16	≤0.50	≤1.60	≤0.030	≤0.025	≥0.010
B510DL	≤0.18	≤0.30	≤1.60	≤0.025	≤0.020	≥0.010
B550L	≤0.16	≤0.50	≤1.60	≤0.030	≤0.025	≥0.010
B600L	≤0.12	≤0.50	≤1.80	≤0.025	≤0.015	≥0.010
B650L	≤0.12	≤0.50	≤1.90	≤0.025	≤0.015	≥0.015
B700L	≤0.12	≤0.60	≤2.00	≤0.025	≤0.015	≥0.015
B750L	≤0.12	≤0.60	≤2.10	≤0.025	≤0.015	≥0.015

Grade	Mechanical properties
	YS(MPa)	TS(MPa)	EL%
B320L	≥215	320-420	≥27
B420L	≥305	420-520	≥25
B510L	≥355	510-630	≥24
B510DL	≥355	510-630	≥24
B550L	≥400	550-670	≥23
B600L	≥550	600-760	≥16
B650L	≥600	650-820	≥15
B700L	≥650	700-880	≥14
B750L	≥700	750-950	≥13

Purpose: For automobile girder and cross beam

Grade	Chemical composition%
	C	Si	Mn	P	S	Alt
QStE340TM	≤0.12	≤0.50	≤1.30	≤0.030	≤0.025	≥0.015
QStE380TM	≤0.12	≤0.50	≤1.40	≤0.030	≤0.025	≥0.015
QStE420TM	≤0.12	≤0.50	≤1.50	≤0.030	≤0.025	≥0.015
QStE460TM	≤0.12	≤0.50	≤1.60	≤0.030	≤0.025	≥0.015
QStE500TM	≤0.12	≤0.50	≤1.70	≤0.030	≤0.025	≥0.015
QStE550TM	≤0.12	≤0.50	≤1.80	≤0.025	≤0.015	≥0.015
QStE600TM	≤0.12	≤0.50	≤1.90	≤0.025	≤0.015	≥0.015
QStE650TM	≤0.12	≤0.50	≤2.00	≤0.025	≤0.015	≥0.015
QStE700TM	≤0.12	≤0.50	≤2.10	≤0.025	≤0.015	≥0.015

Grade	Mechanical properties
	YS(MPa)	TS(MPa)	EL%
QStE340TM	≥340	420-540	≥25
QStE380TM	≥380	450-590	≥23
QStE420TM	≥420	480-620	≥21
QStE460TM	≥460	520-670	≥19
QStE500TM	≥500	550-700	≥17
QStE550TM	≥550	600-760	≥16
QStE600TM	≥600	650-820	≥15
QStE650TM	≥650	700-880	≥14
QStE700TM	≥700	750-950	≥13

Purpose: Hot rolled grain steel for cold deformation, used for structural parts such as automobile girders requiring good cold forming performance and high or high strength requirements.

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What is Hot rolled pickled steel strip for structure?

Hot rolled pickled steel strip for structure refers to a type of steel strip that is produced through a specific manufacturing process called hot rolling and pickling, and is primarily used for structural applications.

Hot rolling involves heating a steel billet or slab to high temperatures and passing it through a series of rollers to shape it into a desired thickness and width. This process results in a steel strip with improved mechanical properties, such as high strength and toughness, making it suitable for structural applications where strength and durability are important.

After hot rolling, the steel strip is pickled to remove the scale or oxide layer that forms on the surface of the steel during hot rolling. Pickling involves immersing the steel strip in an acid solution to remove the scale, leaving behind a clean surface with improved surface quality and improved corrosion resistance.

Steel for general structure

Grade	Chemical composition%
	C	Si	Mn	P	S	N	Ceq
SS330	≤0.15	≤0.30	≤0.95	≤0.035	≤0.035	-	-
SS400	≤0.21	≤0.30	≤1.40	≤0.035	≤0.035	-	-
SS490	≤0.22	≤0.25	≤1.40	≤0.035	≤0.035	-	-
SS540	≤0.30	≤0.25	≤1.60	≤0.035	≤0.035	-	-
S185	-	-	-	≤0.040	≤0.040	-	-
S235JR	≤0.17	≤0.35	≤1.40	≤0.035	≤0.035	≤0.012	≤0.35
S235J0	≤0.17	≤0.35	≤1.40	≤0.030	≤0.030	≤0.012	≤0.35
S275JR	≤0.21	≤0.35	≤1.50	≤0.035	≤0.035	≤0.012	≤0.40
E295	≤0.30	≤0.35	≤1.60	≤0.035	≤0.035	≤0.012	-
S355JR	≤0.20	-	-	≤0.030	≤0.030	-	-

Grade	Mechanical properties
	YS(MPa)	TS(MPa)	EL%
SS330	≥195	330-430	≥26
SS400	≥235	400-510	≥21
SS490	≥275	490-610	≥19
SS540	≥390	≥540	≥17
S185	≥175	290-510	≥10
S235JR	≥225	360-510	≥17
S235J0	≥225	360-510	≥17
S275JR	≥265	410-560	≥21
E295	≥285	470-610	≥18
S355JR	≥345	470-630	≥20

Steel for mechanical structure

Grade	Chemical composition%
	C	Si	Mn	P	S
C22	0.17-0.24	≤0.40	0.40-0.70	≤0.035	≤0.035
C35	0.32-0.39	≤0.40	0.50-0.80	≤0.035	≤0.035

Grade	Chemical composition%
	C	Si	Mn	P	S
S20C	0.18-0.23	0.15-0.35	0.30-0.60	≤0.030	≤0.030
S35C	0.32-0.38	0.15-0.35	0.60-0.90	≤0.030	≤0.030
S45C	0.42-0.48	0.15-0.35	0.60-0.90	≤0.030	≤0.030

Steel strip steel for steel pipe

Grade	Chemical composition%
	C	Si	Mn	P	S
SPHT1	≤0.10	≤0.35	≤0.50	≤0.035	≤0.035
SPHT2	≤0.18	≤0.35	≤0.60	≤0.035	≤0.035
SPHT3	≤0.25	≤0.35	0.30-0.90	≤0.035	≤0.035
SPHT4	≤0.30	≤0.35	0.30-1.00	≤0.035	≤0.035

Grade	Mechanical properties
	TS(MPa)	EL%
SPHT1	≥270	≥30
SPHT2	≥340	≥25
SPHT3	≥410	≥20
SPHT4	≥490	≥15

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What is Hot rolled pickled steel strip for cold forming？

Hot rolled pickled steel strip for cold forming is a type of steel strip that undergoes a pickling process after being hot rolled. This process involves removing the oxide scale from the surface of the steel, resulting in a clean and smooth surface. The pickled steel strip is designed for further cold forming processes, such as stamping and bending, and is commonly used in automotive, appliance, and furniture manufacturing. The pickling process improves surface quality, formability, and dimensional tolerances of the finished product. It is made from low carbon or ultra-low carbon steels known for their ductility and formability, and the pickling process ensures high-quality finished products in cold forming operations.

Chemical composition

Grade	Chemical composition
	C	Si	Mn	P	S	Alt
DD11	≤0.12	≤0.05	≤0.60	≤0.035	≤0.035	≥0.010
DD12	≤0.10	≤0.07	≤0.45	≤0.035	≤0.035	≥0.010
DD13	≤0.08	≤0.07	≤0.40	≤0.030	≤0.030	≥0.010
DD14	≤0.08	≤0.07	≤0.35	≤0.025	≤0.025	≥0.010
SPHC	≤0.15	≤0.05	≤0.60	≤0.035	≤0.035	≥0.010
SPHD	≤0.10	≤0.05	≤0.50	≤0.035	≤0.035	≥0.010
SPHE	≤0.10	≤0.05	≤0.50	≤0.030	≤0.035	≥0.010
SPHF	≤0.08	≤0.05	≤0.50	≤0.025	≤0.025	≥0.010
BRC1	≤0.08	≤0.05	≤0.40	≤0.030	≤0.025	≥0.010
BRC2	≤0.05	≤0.05	≤0.40	≤0.025	≤0.020	≥0.010
BRC3	≤0.02	≤0.05	≤0.30	≤0.025	≤0.020	≥0.010

Mechanical properties

Grade	Mechanical properties
	YS(MPa)	TS(MPa)	EL%
DD11	170-360	≤440	≥22
DD12	170-340	≤420	≥24
DD13	170-330	≤400	≥27
DD14	170-310	≤380	≥30

Grade	Mechanical properties
	TS(MPa)	EL%
BRC1	≥275	≥42
BRC2	≥255	≥44
BRC3	≥255	≥46

If you are interested in our products, please feel free to contact us, we look forward to establishing a long-term cooperative relationship with you and developing together!

What is Cold Rolled Steel?

Cold-rolled steel is a type of steel that is processed using a cold rolling process. It is produced by passing hot-rolled steel through a rolling mill at room temperature, which reduces the thickness and improves the surface finish of the steel. The cold rolling process involves deforming the steel by applying pressure between a set of rollers, which reduces the thickness of the steel and increases its strength.

Cold-rolled steel has several characteristics that make it desirable for various applications. One of the main advantages of cold-rolled steel is its improved surface finish, which is smoother and more uniform compared to hot-rolled steel. This makes it suitable for applications where appearance is important, such as in automotive body panels, appliances, and furniture. Cold-rolled steel also has improved mechanical properties, such as higher strength and hardness, due to the strain hardening that occurs during the cold rolling process.

Cold-rolled steel is used in a wide range of applications, including in automotive, construction, appliances, packaging, and electrical equipment. It is commonly used to make sheets, strips, and coils, which are further processed into various products. Cold-rolled steel is typically more expensive than hot-rolled steel due to the additional processing steps involved, but its improved properties and surface finish make it well-suited for certain applications where quality and appearance are important.

Cold rolled carbon steel

Grade	Use
SPCC	General use
SPCD	For stamping
SPCE/SPCEN	For deep drawing

Grade	Chemical composition%
	C	Mn	P	S	Alt
SPCC	≤0.12	≤0.50	≤0.035	≤0.025	⩾0.020
SPCD	≤0.10	≤0.45	≤0.030	≤0.025	⩾0.020
SPCE/SPCEN	≤0.08	≤0.40	≤0.025	≤0.020	⩾0.020

Grade	Mechanical properties
	YS(MPa)	TS(MPa)	EL%
SPCC	—	⩾270	⩾30
SPCD	—	⩾270	⩾32
SPCE/SPCEN	⩾210	⩾270	⩾34

Cold rolled mild steel

Grade	Use
DC01(St12)	General use
DC03(St13)	For stamping
DC04(St14,St15)	For deep drawing
DC05(BSC2)	For extra deep drawing
DC06(St16,St14-T,BSC3)	For ultra deep drawing

Grade	Chemical composition%
	C	Mn	P	S	Alt	Ti%
DC01(St12)	≤0.10	≤0.50	≤0.035	≤0.025	≥0.020	—
DC03(St13)	≤0.08	≤0.45	≤0.030	≤0.025	≥0.020	—
DC04(St14,St15)	≤0.08	≤0.40	≤0.025	≤0.020	≥0.020	—
DC05(BSC2)	≤0.008	≤0.30	≤0.020	≤0.020	≥0.015	≤0.20
DC06(St16,St14-T,BSC3)	≤0.006	≤0.30	≤0.020	≤0.020	≥0.015	≤0.20

Grade	Mechanical properties
	YS(MPa)	TS(MPa)	EL%
DC01(St12)	130~260	⩾270	⩾28
DC03(St13)	120~240	⩾270	⩾32
DC04(St14,St15)	120~210	⩾270	⩾36
DC05(BSC2)	110~190	⩾260	⩾38
DC06(St16,St14-T,BSC3)	100~180	⩾250	⩾39

Cold rolled stamping steel

Grade	Use
BLC	General use
BLD	For stamping
BUSD	For deep drawing
BUFD	For extra deep drawing
BSUFD	For ultra deep drawing

Grade	Chemical composition%
	C	Mn	P	S	Alt	Ti%
BLC	≤0.10	≤0.50	≤0.035	≤0.025	⩾0.020	—
BLD	≤0.08	≤0.45	≤0.030	≤0.025	⩾0.020	—
BUSD	≤0.010	≤0.40	≤0.025	≤0.020	≥0.015	≤0.20
BUFD	≤0.008	≤0.30	≤0.020	≤0.020	≥0.015	≤0.20
BSUFD	≤0.006	≤0.30	≤0.020	≤0.020	≥0.015	≤0.20

Grade	Mechanical properties
	YS(MPa)	TS(MPa)	EL%
BLC	140~270	⩾270	36
BLD	120~240	⩾270	38
BUSD	120~210	⩾260	40
BUFD	120~190	⩾250	42
BSUFD	110~180	⩾250	44

Cold-rolled phosphorus-added high-strength steel

Grade	Use
B170P1	For stamping
B210P1	General use
B250P1	For structure
B180P2(BP340)	General use
B220P2(BP380)	For structure

Grade	Chemical composition%
	C	Mn	P	S	Alt	Ti%
B170P1	≤0.006	≤1.00	≤0.08	≤0.025	⩾0.015	≤0.20
B210P1	≤0.008	≤1.20	≤0.10	≤0.025	⩾0.015	≤0.20
B250P1	≤0.008	≤1.20	≤0.12	≤0.025	≥0.015	≤0.20
B180P2(BP340)	≤0.08	≤0.80	≤0.12	≤0.025	⩾0.020	—
B220P2(BP380)	≤0.10	≤1.00	≤0.12	≤0.025	⩾0.020	—

Grade	Mechanical properties
	YS(MPa)	TS(MPa)	EL%
B170P1	170~260	⩾340	⩾36
B210P1	210~310	⩾390	⩾32
B250P1	250~360	⩾440	⩾30

Cold-rolled bake-hardening high-strength steel

Grade	Use
B140H1	For deep drawing
B180H1	For stamping
B180H2(BH340)	For stamping

Grade	Chemical composition%
	C	Mn	P	S	Alt	Nb
B140H1	≤0.006	≤0.40	≤0.04	≤0.020	⩾0.015	≤0.10
B180H1	≤0.008	≤1.00	≤0.08	≤0.020	⩾0.015	≤0.10
B180H2(BH340)	≤0.020	≤0.40	≤0.12	≤0.025	⩾0.020	—

Grade	Mechanical properties
	YS(MPa)	TS(MPa)	EL%
B140H1	140~230	⩾270	⩾41
B180H1	180~280	⩾340	⩾35
B180H2(BH340)	180~280	⩾340	一

Cold-rolled dual-phase high-strength steel

Grade	Use
B340/590DP	Structural parts, Reinforcement parts
B400/780DP	Reinforcement parts,Anti-collision parts

Grade	Chemical composition%
	C	Si	Mn	P	S	Alt
B340/590DP	≤0.18	≤0.80	≤2.20	≤0.035	≤0.030	⩾0.020
B400/780DP	≤0.20	≤0.80	≤2.50	≤0.035	≤0.030	⩾0.020

Grade	Mechanical properties
	YS(MPa)	TS(MPa)	EL%
B340/590DP	340~500	⩾590	⩾16
B400/780DP	400~590	⩾780	一

Cold rolled low alloy high strength steel

Grade	Use
B340LA	Structural parts
B410LA	Structural parts,Reinforcement parts

Grade	Chemical composition%
	C	Mn	P	S	Alt	Nb
B340LA	≤0.12	≤1.00	≤0.030	≤0.030	⩾0.020	≤0.09
B410LA	≤0.20	≤2.00	≤0.030	≤0.030	⩾0.020	≤0.09

Grade	Mechanical properties
	YS(MPa)	TS(MPa)	EL%
B340LA	340~460	⩾440	⩾22
B410LA	410~560	⩾590	⩾16

Cold Rolled Carbon Structural Steel

Grade	Use
St37-2G	Structural parts
St44-3G	Structural parts
St52-3G	Structural parts,Reinforcement parts

Grade	Chemical composition%
	C	Mn	P	S	Alt
St37-2G	≤0.17	≤1.00	≤0.035	≤0.030	⩾0.020
St44-3G	≤0.20	≤1.30	≤0.035	≤0.030	⩾0.020
St52-3G	≤0.20	≤1.60	≤0.035	≤0.030	⩾0.020

Grade	Mechanical properties
	YS(MPa)	TS(MPa)	EL%
St37-2G	⩾215	360~510	⩾20
St44-3G	⩾245	430~580	⩾18
St52-3G	⩾325	510~680	⩾16

Steel for cold-rolled battery case

Grade	Use
BDCK,Surface structure (glossy surface B)	Alkaline battery steel case
BDCK,Surface structure (pockmarked D)	Rechargeable battery steel case

Grade	Chemical composition%
	C	Si	Mn	P	S	Alt
BDCK	≤0.05	≤0.03	≤0.50	≤0.03	≤0.03	≤0.06

Steel for cold-rolled precision welded pipe

Grade	Use
BHG1	Single layer precision welded pipe
BHG2	Double-layer precision welded pipe

Grade	Chemical composition%
	C	Si	Mn	P	S	Alt
BHG1	≤0.008	≤0.03	≤0.30	≤0.020	≤0.020	⩾0.015
BHG2	≤0.06	≤0.03	≤0.30	≤0.030	≤0.030	⩾0.020

Grade	Mechanical properties
	YS(MPa)	TS(MPa)	EL%
BHG1	150~250	⩾280	⩾38
BHG2	180~230	⩾275	⩾36

If you are interested in our products, please feel free to contact us, we look forward to establishing a long-term cooperative relationship with you and developing together!

Product description

BaoAM ® is a distinguished member of the GalvAluMag series product family, developed by Baosteel. It is an enhanced product that incorporates magnesium into the original aluminum zinc (GL) coating. BaoAM ® boasts superior plane corrosion resistance and notable improvements in notch corrosion resistance, making it an ideal choice for applications in the construction and household electricity industries.

Material grades and Mechanical properties

Grade	YS(MPa)	TS(MPa)	EL%
DC51D+AM	190-360	270-500	≥22
DC52D+AM	140-300	270-420	≥26
DC53D+AM	140-220	270-380	≥30
DC54D+AM	120-220	260-350	≥36

Grade	YS(MPa)	TS(MPa)	EL%
S250GD+AM	≥250	≥330	≥19
S300GD+AM	≥300	≥380	≥18
S350GD+AM	≥350	≥420	≥16
S450GD+AM	≥450	≥480	≥15
S550GD+AM	≥550	≥550	-

As a comprehensive enterprise, we specialize in steel sales, warehousing, machining, and transportation. With our in-depth knowledge of OEM material standards, we provide global material distribution services to our customers. Our expertise also extends to trial die materials for automotive metal stamping tools. Our commitment to stability is evident in our long-term, reliable material inventory that encompasses various types and specifications. Quality is our top priority, and we ensure 100% quality assurance with the option for third-party inspection. Our dedicated team offers fast response times, prompt delivery, and efficient processing equipment, including our self-owned logistics. Our goal is to be your trusted steel expert, providing reliable services for all your steel needs.

Features

The product boasts an outstanding corrosion resistance that is 10-20 times superior to hot-dip galvanized steel sheet, with exceptional notch corrosion resistance. It also exhibits a high hardness, excellent adhesion to coated steel plate, superior scratch resistance, and remarkable formability. This makes it highly suitable for a wide range of applications, including home appliances, buildings, photovoltaic systems, auto parts, and other environments where corrosion resistance and forming requirements are critical. Notably, it demonstrates unique advantages in alkaline environments, further enhancing its performance capabilities.

Material Grades and Mechanical Properties

Grade	YS(MPa)	TS(MPa)	EL%
DC51D+XM	140～300	270～500	≥22
DC52D+XM	140～260	270～420	≥26
DC53D+XM	140～220	270～380	≥30
DC54D+XM	120～200	260～350	≥34
DC56D+XM	120～180	260～350	≥37
DC57D+XM	120～170	260～350	≥39

Grade	YS(MPa)	TS(MPa)	EL%
S220GD+XM	≥220	≥300	≥20
S250GD+XM	≥250	≥330	≥19
S280GD+XM	≥280	≥360	≥18
S320GD+XM	≥320	≥390	≥17
S350GD+XM	≥350	≥420	≥16
S450GD+XM	≥450	≥510	≥14
S550GD+XM	≥550	≥550	—

As a comprehensive enterprise, we specialize in steel sales, warehousing, machining, and transportation. With our in-depth knowledge of OEM material standards, we provide global material distribution services to our customers. Our expertise also extends to trial die materials for automotive metal stamping tools. Our commitment to stability is evident in our long-term, reliable material inventory that encompasses various types and specifications. Quality is our top priority, and we ensure 100% quality assurance with the option for third-party inspection. Our dedicated team offers fast response times, prompt delivery, and efficient processing equipment, including our self-owned logistics. Our goal is to be your trusted steel expert, providing reliable services for all your steel needs.

What is cold rolled non oriented electrical steel?

Cold-rolled non-oriented electrical steel (CRNO steel or CRNO electrical steel) is a type of steel that is specifically designed for use in electrical power and distribution transformers, as well as other electromagnetic applications. It is also known as silicon steel or electrical steel.

One of the key characteristics of CRNO steel is its high magnetic permeability, which means it can conduct magnetic flux with low energy loss.

CRNO steel is also known for its low core loss, which refers to the amount of energy that is converted into heat when the steel is subjected to an alternating magnetic field. Low core loss is important for efficient operation of electrical transformers, as it helps minimize energy waste and increases the overall efficiency of the transformer.

Feature

The product exhibits desirable magnetic properties, including low core loss, high permeability, and excellent performance in various applications. It also possesses good thickness tolerance, with minimal differences in thickness parallel and perpendicular to the direction of rolling, and a high lamination factor. The product is suitable for punching and cutting, with precise dimensional tolerance. The insulation coating is characterized by minimal color deviation, strong adhesiveness, and excellent resistance to heating and corrosion, with high insulation coating resistance. There are multiple options for insulation coating available for production. Furthermore, the product has been tested by professional inspection organizations and found to comply with international and domestic environmental regulations, including EU RoHS and REACH, with regards to hazardous substances.

Typical Mechanical Properties

Grade	Mechanical properties
	Yield strength(MPa)		Tensile strength(MPa)		Elongation%		Hardness
	L	C	L	C	L	C
35WW230	415	435	520	540	16	18	195
35WW250	415	435	520	540	16	18	195
35WW270	415	435	520	540	16	18	195
35WW300	395	410	510	530	25	26	185
35WW360	380	400	490	505	27	29	170
35WW440	270	280	415	435	30	32	140
50WW250	420	440	520	540	16	18	195
50WW270	420	440	520	540	16	17	195
50WW290	420	440	520	540	16	18	195
50WW310	390	410	510	530	25	27	185
50WW350	390	410	510	530	25	27	185
50WW400	380	400	490	510	27	30	170
50WW470	265	275	420	440	30	32	140
50WW600	280	295	410	425	40	42	130
50WW800	255	265	380	390	45	46	105
50WW1300	230	240	350	360	50	50	100
20WTG1500	400	415	510	525	22	21	175
30WGP1600	420	430	520	530	16	18	190
30WGP1700	395	405	520	530	16	18	190
50WH470	300	315	440	452	33	34	150
50WH600	250	265	420	435	38	39	135

The electrical steel we offer meets the highest industry standards as a leading steel supplier. Whether you need electrical steel for transformers, motors, generators, or other applications, our top-notch products are designed to power your projects efficiently and reliably.
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What is cold rolled grain oriented electrical steel？

Cold-rolled grain-oriented electrical steel, often abbreviated as CRGO, is a type of electrical steel that is used in the manufacturing of transformers and other electrical devices. It is known for its high magnetic permeability, low core loss, and superior magnetic properties, which make it ideal for applications where efficient energy transfer and low power losses are critical.

Feature

The product exhibits desirable magnetic properties, including low core loss, high permeability, and excellent application performance. It also has good thickness tolerance, with minimal differences in thickness along both parallel and perpendicular directions to the rolling direction, and a high lamination factor. The product is suitable for punching and cutting, with excellent dimensional tolerance. The insulation coating shows minimal color deviation, good adhesiveness, and excellent resistance to heating and corrosion, with a high insulation coating resistance. Multiple types of insulation coatings are available for production, and tests conducted by SP indicate compliance with international and domestic environmental protection laws and regulations, including EU RoHS and REACH regulations, in terms of hazardous substance content.

Type: Convertional

Grade	Mechanical properties
	Thickness(mm)	Tensile strength(MPa)		Elongation%	Hardness
		L	C	L
23Q110	0.23	347	422	6	177
23Q120
27Q120	0.27	352	427	8	180
27Q130
30Q120	0.30	349	424	10	180
30Q130
35Q135	0.35	364	435	9	180
35Q145
35Q155

Type: High induction

Grade	Mechanical properties
	Thickness(mm)	Tensile strength(MPa)		Elongation%	Hardness
		L	C	L
18QG085	0.18	375	445	8	177
18QG095
20QG085	0.2	374	445	8	177
20QG095
23QG085	0.23	347	422	6	177
23QG090
23QG095
23QG100
27QG095	0.27	357	441	10	178
27QG100
27QG120
30QG100	0.3	347	431	8	179
30QG105
30QG120

Type: Domamin refined high induction

Grade	Mechanical properties
	Thickness(mm)	Tensile strength(MPa)		Elongation%	Hardness
		L	C	L
18RK070	0.18	368	417	13	177
18RK075
18RK085
20RK070	0.2	367	433	13	177
20RK075
20RK085
23RK075	0.23	342	417	6	177
23RK080
23RK085
23RK090
23RK100
27RK085	0.27	352	426	8	176
27RK090
27RK095
27RK100
27RK120
30RK095	0.3	336	408	9	177
30RK100
30RK105
30RK120

The electrical steel we offer meets the highest industry standards as a leading steel supplier. Whether you need electrical steel for transformers, motors, generators, or other applications, our top-notch products are designed to power your projects efficiently and reliably.
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What is prepainted steel?

Pre-coated steel, also known as prepainted steel or color-coated steel, features a protective layer of paint or other coating on the finished product. It offers many advantages, such as improved corrosion resistance, longer durability, and an attractive appearance - making it ideal for building and construction, automotive industry products, appliances, and furniture.

Substrate type: Hot-dip galvanized sheet

Grade	Chemical composition%
	C	Si	Mn	P	S	Alt
	≤	≤	≤	≤	≤	≥
TDC51D	0.1	—	0.5	0.035	0.035	—
TDC52D	0.08	—	0.45	0.03	0.03	—
TDC53D	0.08	—	0.4	0.03	0.03	—
TS280GD	0.2	—	0.8	0.035	0.035	0.015
TS350GD	0.25	—	1.5	0.035	0.035	0.015
TS550GD	0.25	—	1.5	0.035	0.035	—

Grade	Mechanical properties
	YS(MPa)	TS(MPa)	EL%
TDC51D	—	270~500	≥20
TDC52D	140~300	270~420	≥24
TDC53D	140~260	270~380	≥28
TS280GD	≥280	≥360	≥16
TS350GD	≥350	≥420	≥14
TS550GD	≥550	≥560	—

Substrate type: Hot-dip aluminum—zinc alloy plate

Grade	Chemical composition%
	C	Si	Mn	P	S	Alt
	≤	≤	≤	≤	≤	≥
TDC51D+AZ	0.1	—	0.5	0.035	0.035	—
TDC52D+AZ	0.08	—	0.45	0.03	0.03	—
TS250GD+AZ	0.16	—	0.6	0.035	0.035	0.015
TS350GD+AZ	0.25	—	1.5	0.035	0.035	0.015
TS550GD+AZ	0.25	—	1.5	0.035	0.035	—

Grade	Mechanical properties
	YS(MPa)	TS(MPa)	EL%
TDC51D+AZ	—	270~500	≥20
TDC52D+AZ	140~300	270~420	≥24
TS250GD+AZ	≥250	≥330	≥17
TS350GD+AZ	≥350	≥420	≥14
TS550GD+AZ	≥550	≥560	—

Substrate type: Electro-galvanized plate

Grade	Chemical composition%
	C	Mn	P	S	Alt	Ti%
TSECC	≤0.12	≤0.50	≤0.035	≤0.025	⩾0.020	—
TSECD	≤0.10	≤0.45	≤0.030	≤0.025	⩾0.020	—
TSECE	≤0.08	≤0.40	≤0.025	≤0.020	⩾0.020	—
TBLCE	≤0.10	≤0.50	≤0.035	≤0.025	⩾0.020	—
TBLDE	≤0.08	≤0.45	≤0.030	≤0.025	⩾0.020	—
TBUSDE	≤0.010	≤0.40	≤0.025	≤0.020	≥0.015	≤0.20

Grade	Mechanical properties
	YS(MPa)	TS(MPa)	EL%
TSECC	—	≥270	≥30
TSECD	—	≥270	≥32
TSECE	≥210	≥270	≥34
TBLCE	140~270	≥270	≥36
TBLDE	120~240	≥270	≥38
TBUSDE	120~210	≥260	≥40

Substrate type: Electro-galvanized plate

TDC51D+AZ	S350GD+AZ
TDC51D+Z	TS300GD+AZ
TDC51D+Z C5	TS280GD+Z
DX51D+Z C5	TS350GD+AZ
TDC52D+Z C5	TS550GD+AZ
TDC53D+Z	TS350GD+Z
PPGI DDS Type A	TS350GD+Z C5
TDC54D+Z C5	S320GD+Z
PPGI DDS Type A

Choose the superior quality, durability, and versatility of prepainted steel from our company. Contact us now to learn more.

What is Complex Brass?

Electrical steel, also called transformer steel or silicon steel, is specially designed for use in electrical equipment such as transformers, electric motors and generators. Its high magnetic permeability, low core loss and low electrical conductivity set it apart from other types of steel. These properties are due to the addition of varying amounts (from 1% to 4%) of silicon during the manufacturing process. The silicon helps reduce the electrical conductivity, which also reduces eddy current losses (or core losses) when an alternating magnetic field is imposed on it. This makes electrical steel very efficient in applications where energy conservation is imperative. Electrical steel can either be manufactured via grain-oriented electrical steel (GOES) or non-grain-oriented electrical steel (NGOES), depending on the desired magnetic characteristics; GOES is more suitable for fluxes with a single direction while NGOES works best when the flux has multiple directions, such as in electric motors.

Mechanical properties

Grade	Mechanical properties
	Yield Strength(MPa)	Tensile strength(MPa)	EL(%)
	(≥)	(≥)	(≥)
B35A300	368	510	28
B35A360	474	318	32
B35A440	273	424	34
B35A550	249	403	36
B50A250	561	422	25
B50A270	454	594	24
B50A290	405	543	25
B50A310	410	544	26
B50A350	390	529	27
B50A400	311	460	33
B50A470	260	414	37
B50A600	250	401	38
B50A700	259	392	39
B50A800	263	392	40
B50A1000	248	366	41
B50A1300	243	354	42
B65A600	249	409	39
B65A700	256	402	39
B65A800	256	390	40
B65A1000	257	391	40
B65A1300	240	362	42
B65A1600	237	345	44
B35AH300	294	433	32
B50AH350	293	441	33
B50AH470	264	417	35
B50AH600	237	379	38
B50AH800	250	386	39
B50AH1000	238	365	41
B35AR300	380	250	39
B50AR300	241	398	37
B50AR350	248	375	39

Supply material grade

B50A600	35WW270
B50A470	50BW1300
B27AH230	50WLD1300
50WW600	50WW350-K（50WW360 50WW470）
35SW300	50WW530
B50A400	B30A250
B35A270	M27HV1400
35SW440	M50W290
50W600	27SW1400
50WW800	35TW250
B27A230	50AW600
B50AH470	50CRML64
B65A600	50PN 800
B35A230	50WW290
50SWH470	B20AV1300
B25AH230	B50A530
B35A300	M50W310
50WW1300	M50W800
B65A800	XG350WG
B50A800	20TWVP1150
B30AH230	50AGW470
B25A230	50BW600
50W1000	50W470
B50A1300	50W470-TD
50W800	50WW470-ABB
30SW230	80WK420
30SW230	B35A360
B35A440	B35AH300
B65AH470	B50A250
M35W300	B50A350
25SW1300	B50A350 50WW350
B35A250	B50AR350
35XW300	B65A400
B20A250	B65A530
B65A1000	BR50W800
B50A310	M50W270
35AW300	M50W470
50WW470	M65W400
50AGW1300	XG800WR
M50W350	20WTG1500
35WW440	23Q110
M50W400	27HX1400-G
35WW300	50A600
50AW1300	50AGW1000
65W600	50PN600
65WH600	50W400 50WW...
B27A250	50WH470
M35W300H	50WW350-K
50AGW800	50WW600-TD
M35V1900	65W600-K
25SW1300	B35A440-MC
50BW800	B35A550
50WLD600	B35AH250/B3...
B65A470	B50A1000
M35W250	B50A270
20TWVG1500	B50A400-A
27SW1400	B50A400，470...
50AW800	B50A470-A
50WW350	B50A470，B50...
50WW400	B50A800-Z
50W400	B50AH300
50WH600	B56A800
50WW310	B65A470，B65...
50SWH600	HG70XYE
B25A400	M35W270
B50AH350	M50W470H
B50AH600	X800
M35W440	XG300WG
M35W550	XG350WD
M50W470H-BY	XZ01

The electrical steel we offer meets the highest industry standards as a leading steel supplier. Whether you need electrical steel for transformers, motors, generators, or other applications, our top-notch products are designed to power your projects efficiently and reliably.
Get a quote today!