Overview of tinplate

Tinplate is a type of thin steel sheet that is coated with a layer of tin. It is widely used in various industries due to its unique properties and versatility. The process of manufacturing tinplate involves coating a base steel sheet with a thin layer of tin through electrolysis or hot-dipping. This tin coating provides several important benefits to the steel, such as corrosion resistance, increased solderability, and enhanced aesthetic appeal. Tinplate finds extensive applications in the packaging industry, particularly for food and beverage cans, where it serves as a reliable and safe material for storing and preserving a wide range of products. Its excellent barrier properties help protect the contents from external elements, maintain freshness, and extend the shelf life of perishable goods. Tinplate is also utilized in the manufacturing of aerosol containers, metal closures, decorative items, and even certain electrical components. With its remarkable combination of strength, formability, and protective qualities, tinplate continues to be a vital material in numerous industrial sectors.

Manufacturing process of tinplate

The manufacturing process of tinplate involves several steps to create the final product. Here is a general overview of the process:

Preparation of the Base Steel: The first step is to prepare the base steel, which is typically low-carbon steel. The steel is cleaned and treated to remove any impurities, rust, or scale. This ensures a clean surface for the subsequent coating process.

1. Coating: There are two primary methods used for coating the base steel with a layer of tin:

a. Electrolytic Tin Coating: In this method, the base steel sheet is passed through an electrolyte bath that contains dissolved tin salts. An electric current is applied, causing tin ions to be deposited onto the steel surface. The thickness of the tin coating is controlled by adjusting the current density and the duration of the process.

b. Hot-Dipping: Alternatively, the base steel can be coated with tin through a hot-dipping process. The steel sheet is immersed in a molten tin bath at temperatures typically ranging from 450 to 500 degrees Celsius. The tin layer adheres to the steel surface as it is withdrawn from the bath, forming a uniform coating.

2. Surface Treatment: After the tin coating, the tinplate undergoes various surface treatments to improve its appearance and enhance its performance. This may involve applying a chemical passivation layer or oil film to protect against oxidation and improve solderability.

3. Annealing: Annealing is a crucial step in the manufacturing process. The tinplate is heated to a specific temperature and then slowly cooled to relieve internal stresses and improve its formability. Annealing also enhances the adhesion of the tin layer to the base steel.

4. Cutting and Coil Formation: The tinplate is cut into sheets of the desired dimensions or wound into coils for further processing and distribution.

5. Finishing Processes: Depending on the intended application, the tinplate may undergo additional finishing processes, such as lacquering or printing. Lacquering provides an additional protective layer and enhances the visual appeal, while printing allows for branding, labeling, or decorative designs on the surface.

Throughout the manufacturing process, quality control measures are implemented to ensure the tinplate meets the required standards for thickness, tin coating weight, surface quality, and other specifications.

What are the advantages of tinplate?

Tinplate offers several advantages that make it a preferred choice in various industries. Here are some of the key advantages of tinplate:

Corrosion Resistance: Tinplate is highly resistant to corrosion, thanks to the protective tin coating. This makes it ideal for packaging applications, especially for food and beverages, as it helps prevent contamination and preserves the quality and freshness of the contents. Tinplate can withstand exposure to moisture, acids, and other corrosive substances, ensuring long-term product protection.

Solderability: The tin coating on tinplate provides excellent solderability, which means it can be easily joined or soldered to other metal components. This property is crucial in the production of cans and other containers, as it allows for secure and reliable sealing, preventing leakage and maintaining product integrity.

Formability: Tinplate exhibits excellent formability, meaning it can be easily shaped and molded into various intricate forms. It can be processed into different container shapes, such as cans, canisters, and aerosol containers, meeting specific packaging requirements. The flexibility of tinplate enables innovative designs and allows for efficient utilization of space during transportation and storage.

Recyclability: Tinplate is a highly recyclable material, contributing to environmental sustainability. It can be easily and efficiently recycled, reducing the consumption of natural resources and energy required for manufacturing. Recycling tinplate helps minimize waste and supports the circular economy principles.

Safety and Food Compatibility: Tinplate is considered safe for packaging food and beverages. The tin coating provides a protective barrier that prevents any interaction between the packaged product and the metal. It meets stringent regulatory requirements for food contact materials and is widely accepted as a safe packaging material.

Various uses of tinplate in different industries

Tinplate finds extensive use in a range of industries due to its unique properties and versatility. Here are some of the primary applications of tinplate in different sectors:

Packaging Industry: Tinplate is widely employed in the packaging industry, particularly for food and beverage containers. It is commonly used for manufacturing cans, canisters, and tins that hold products such as canned foods, fruits, vegetables, soups, beverages, and infant formulas.

Aerosol Packaging: Tinplate is a preferred material for aerosol containers used in industries such as personal care, household products, automotive, and more. Its ability to withstand pressure, excellent barrier properties, and compatibility with propellants make it suitable for storing and dispensing products in spray form, including deodorants, hair sprays, air fresheners, paints, and lubricants.

Metal Closures: Tinplate is commonly utilized in the production of metal closures for containers such as jars, bottles, and cans. The tin coating enhances the corrosion resistance of the closures, ensuring a tight seal and preventing leakage or contamination.

Electrical and Electronics: Tinplate serves various applications in the electrical and electronics industries. It is utilized in the production of metal casings for electronic devices, electrical enclosures, connectors, and shielding components.

Automotive Industry: Tinplate is employed in the automotive sector for manufacturing components such as fuel tanks, oil filters, and battery casings.

Construction Industry: Tinplate is sometimes used in the construction industry for applications such as roofing and cladding. Its corrosion resistance, durability, and aesthetic appeal make it a suitable choice for certain architectural and decorative elements.

These are just a few examples of the many diverse uses of tinplate in various industries. The material's properties make it valuable for packaging, protection, decoration, and functional applications across different sectors, contributing to the reliability and performance of the final products.

Main product introduction

Hull Structural Steel Plate

Classification	Steel Grade	Thickness(mm)
Normal strength hull structural steel plate	A/B	≤50
		≤130
	D	≤35
		≤130
	E	≤130
High strength hull structural steel plate	AH32/ DH32	≤20
		≤40
		≤100
	AH36/DH36	≤20
		≤40
		≤100
	EH32/EH36	≤100
	AH/DH/EH32/36	≤80
	AH40/DH40/EH40	≤68

Classification	Steel Grade	Thickness(mm)
High toughness hull structural steel plate	FH32/FH36/FH40	≤68
Large container hull structural steel plate	D47/E47	≤80

Offshore Structural Steel Plate

Classification	Steel Grade	Thickness (mm)
Extra high strength hull structural steel plate	AQ/DQ/EQ 43/47/51/56	≤88
	A/D/E 420/460/500/550
	AQ/DQ/EQ 63/70	≤178
	A/D/E 620/690
	A514Q/517Q	≤178
Offshore structural steel plate	API 2H GR 42/GR50	≤100
	API 2Y GR50/GR60	≤80
	API 2W GR50/GR60	≤80
	S355G7/8/9/10+N	≤100
	S355G7/8/9/10+M	≤80

Subsea Pipelines

Classification	Steel Grade	Thickness(mm)
Pipeline	API 5L X65MO	≤31.8
	API 5L X70MO	≤31.8

Composition and Properties

API Series

Chemical Composition (wt.%)
C	Si	Mn	P	S	AI	Ti、Cu、Ni、Nb	Ceq	Pcm
0.07	0.2	1.48	0.004	0.001	0.053	added	0.36-0.38	0.17-0.19

Mechanical Property
Grade	Thickness	YS	TS	EL
	mm	MPa	MPa	%
API 2W-50	80	433	548	37
API Specification		345-483	≥448	≥23

EN10225 Series

Chemical Composition (wt.%)
C	Si	Mn	P	S	AI	Ti、Cu、Ni、Nb	Ceq	Pcm
0.07	0.23	1.5	0.01	0.001	0.041	added	0.36-0.38	0.17-0.19

Mechanical Property
Grade	Thickness	YS	TS	EL
	mm	MPa	MPa	%
S355G10+M	63.5	426	551	28
EN10225 Standard		≥325	460-620	≥22

EQ Series

Grade	Thickness (mm)	C	Si	Mn	P	S
EQ56	50	0.08	0.14	1.1	0.007	0.001
EQ70	88	0.08	0.19	1.09	0.004	0.001
Grade	Thickness (mm)	AI	Cu,Ni,V,Ti,Cr,Mo,B	Ceq	Pcm
EQ56	50	0.05	added	0.43-0.51	0.20-0.23
EQ70	88	0.056	added	0.53-0.58	0.23-0.26

Mechanical Property
Grade	Thickness	YS	TS	EL
	mm	MPa	MPa	%
EQ56	50	736	772	20
ABS specification		≥550	670-835	≥16
EQ70	88	773	798	19
ABS specification		≥690	770-940	≥14

ASTM Series

Grade	Thickness	C	Si	Mn	P	S
	(mm)
A517GrQ	88	0.13	0.2	1	0.0044	0.0005
(A517GrQ-M)
A514GrQ
(A517GrQ-M)
EQ70	178	0.17	0.26	1.13	0.0049	0.0008
ASTM	≤150	0.14-0.21	0.15-0.35	0.95-1.30	≤0.035	≤0.035
A517/A517M
Standard
ABS	≤88	≤0.20	≤0.55	1.7	≤0.030	≤0.030
Specification
(EQ70)

Grade	Thickness	Cr,Ni,Mo,V	Ceq	Pcm
	(mm)	Al,Nb,Ti,B
A517GrQ	88	added	0.61-0.82	0.27-0.35
(A517GrQ-M)
A514GrQ
(A517GrQ-M)
EQ70	178		0.73-0.85	0.35-0.39
ASTM	≤150	added	–	–
A517/A517M
Standard
ABS	≤88		–	–
Specification
(EQ70)

Grade	Thickness	TS ReH	TS Rm	EL A50
	(mm)	Mpa	Mpa	%
A517GrQ	88	772	832	22
A514GrQ
(EQ70)	178	765	853	21
ASTM	≤150	≥690	795-930	≥14
A517/A517M
Standard
ABS	≤88	≥690	770-940	≥14
Specification
(EQ70)

Subsea pipelines

Grade	Thickness	C	Si	Mn	P	S	Cu/Ni
	(mm)
X65MO	28.6/30.2	0.04	0.2	1.52	≤0.015	≤0.002	added
X70MO	31.8	0.04	0.2	1.68	≤0.015	≤0.002	added

Grade	Thickness	Cr	Al	Nb/Ti	Ceq	Pcm
	(mm)
X65MO	28.6/30.2	added	0.03	added	0.33-0.40	0.13-0.16
X70MO	31.8	added	0.03	added	0.35-0.42	0.13-0.17

Grade	Thickness	YS	TS	EL
	(mm)	MPa	MPa	%
X65MO	28.6	450-620	540-758	≥28
X65MO	30.2	485-620	540-758	≥28
X70MO	31.8	485-620	570-758	≥28

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Various grades available

Basic Series
This series consists of grades pro- duced with the main emphasis on their hardness levels, the chemical composition being basically simple while the addition of other alloying elements is restrained.

Alloy Series
This series contains alloying elements in greater quantities than the basic series. Both the prescribed hardness and low-temperature toughness are guaranteed.

Easy Welding Series
This series contains restrained con- tents of carbon and alloying elements. The value of CEV is lower than the standard series and the alloy series, which is good to welding.

Grade and Specifications

Typical Grade and Specifications for B-HARD
Grade	Specifications
	Thickness, mm	Width, mm	Length, mm
B-HARD360A/B(Basic type)	6-90	1300-4200	6000-25000
B-HARD360C/D/E(Alloy type)	6-80	1300-4200	6000-25000
B-HARD360CFA/B/C/D/E(Easy welding)	6-20	1300-4200	6000-25000
B-HARD400A/B(Basic type)	6-90	1300-4200	6000-25000
B-HARD400C/D/E(Alloy type)	6-80	1300-4200	6000-25000
B-HARD400CFA/B/G/D/E(Easy welding)	6-20	1300-4200	6000-25000
B-HARD450A/B/C/D/E(Alloy type)	6-75	1300-4200	6000-25000
B-HARD450CFA/B/C/D/E(Easy welding)	6-20	1300-4200	6000-25000
B-HARD500A/B/C/D/E(Alloy type)	6-75	1300-4200	6000-25000

Chemical Composition

Typical Chemical Composition for B-HARD
Grade	Chemical Composition wt.%
	C≤	Si≤	Mn≤	P≤	S≤	Cr≤	Mo≤
B-HARD360 (Basic type)	0.2	0.6	1.6	0.025	0.015	0.8	0.3
B-HARD360 (Alloy type)	0.2	0.6	1.6	0.025	0.015	0.8	0.5
B-HARD360CF(Easy welding)	0.18	0.6	1.8	0.025	0.015	0.6	0.3
B-HARD400 (Basic type)	0.2	0.6	1.6	0.025	0.015	0.8	0.3
B-HARD400(Alloy type)	0.2	0.6	1.6	0.025	0.015	0.8	0.5
B-HARD400CF(Easy welding)	0.18	0.6	1.8	0.025	0.015	0.6	0.3
B-HARD450(Alloy type)	0.25	0.7	1.6	0.02	0.01	1	0.8
B-HARD450CF(Easy wekding)	0.22	0.7	1.6	0.02	0.01	0.6	0.5
B-HARD500(Alloy type)	0.3	0.7	1.6	0.02	0.01	1.5	1

Grade	Chemical Composition wt.%
	Ni≤	Ti≤	Alt≥	B≤	CEVa≤
B-HARD360 (Basic type)	0.2	0.05	0.015	0.005	0.55
B-HARD360 (Alloy type)	0.8	0.05	0.015	0.005	0.58
B-HARD360CF(Easy welding)	0.5	0.05	0.015	0.005	0.52
B-HARD400 (Basic type)	0.2	0.05	0.015	0.005	0.56
B-HARD400(Alloy type)	0.8	0.05	0.015	0.005	0.6
B-HARD400CF(Easy welding)	0.5	0.05	0.015	0.005	0.53
B-HARD450(Alloy type)	0.8	0.05	0.015	0.005	0.65
B-HARD450CF(Easy wekding)	0.5	0.05	0.015	0.005	0.63
B-HARD500(Alloy type)	1	0.05	0.015	0.005	0.7

Mechanical Properties

Typically mechanical properties for B-HARD
Grade	Quality level	Tensile Properties
		Yield strength	Tensile strength	Elongation
		(Rp0.2)	(Rm)	(A50)
		MPa	MPa	%
B-HARD360(Basic type, Easy welding)	A	900	1050	0.09
	B
B-HARD360(Alloy type, Easy welding)	C
	D
	E
B-HARD400(Basic type, Easy welding)	A	950	1150	0.09
	B
B-HARD400(Alloy type, Easy welding)	C
	D
	E
B-HARD450(Alloy type, Easy welding)	A	1100	1250	0.09
	B
	C
	D
	E
B-HARD500(Alloy type)	A	1150	1400	0.09
	B
	C
	D
	E

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B-WELDY Series High Strength Heavy Plates

Material Grades and Delivery Conditions

Grade

BWELDY700QL2/4

BWELDY700QL2/4-LC (low CEV)

BWELD900QL2/4

BWELDY900QL2/4-LC (low CEV)

BWELDY960QL2/4

BWELDY1100QL2/4

Delivery conditions: DQ/DQ+T

Chemical Composition and Mechanical Properties

C % max	Si % max	Mn % max	P % max	S % max	Ti % max	V % max
0.22	0.86	1.8	0.025	0.012	0.07	0.14

Yield Strength	Thickness	Yield Strength	Tensile strength	A5	CEV
Mpa	mm	MPa	MPa	%	%
700	8-50	≥700	780-940	14	≤0.55 (low CEV≤0.43)
	>50-100	≥660	760-940	14	≤0.60
900	8-50	≥900	940-1150	12	≤0.60(low CEV≤0.58)
	>50-80	≥840	880-1150	12
960	8-50	≥960	980-1150	12	≤0.60
	>50-60	≥900	920-1150	12
	>60-80	≥860	880-1150	12
1100	8-30	≥1150	≥1250	20	8-25mm ≤0.60;
					>25mm ≤0.75

Application

Boom, frame, rotating floor of concrete pump vehicle, hoisting machinery; blade of industry fan, machinery vehicle etc.

CF Series High Strength Heavy Plates

Material Grades and Delivery Conditions

Grade

Q500CFC/D

Q550CFC/D

Q620CFD/E

Q690CFC/D

Q690HP(welding without pre-heat)

Q890CFD

Q1150CFC/D

Delivery conditions: DQ/DQ+T

Chemical Composition and Mechanical Properties

C % max.	Si % max.	Mn % max.	P % max.	S % max.	Ti % max	V % max
0.12	0.5	2.2	0.025	0.012	0.07	0.14

Yield strength	Thickness	Yield Strength	Tensile strength	A50	Pcm
Mpa	mm	MPa	MPa	%	%
500	8-50	≥500	≥610	17	≤0.20
	>50-100	≥480	≥610	17	≤0.25
550	8-50	≥550	≥670	16	≤0.23
	>50-100	≥530	≥670	16	≤0.23
620	8-50	≥620	≥710	15	≤0.25
	>50-90	≥600	≥710	15	≤0.25
690	16-60	≥690	≥770	14	≤0.28
					(welding without pre-heat≤0.20)
890	12-60	≥890	≥940	12	≤40 ≤0.26;
					>40-60 ≤0.28
1150	20-40	≥1150	≥1170	10	Negotiation

Application

Top beam, gob shield, bed frame of coal mine hydraulic Supporter, machinery vehicle etc.

BPM Series High Strength Heavy Plates

Material Grades and Delivery Conditions

Grade

BPM500E

BPM690E

Delivery conditions: DQ/DQ+T

Chemical Composition and Mechanical Properties

C % max	Si % max	Mn % max	P % max	S % max	Ti % max	V % max
0.12	0.5	2.2	0.025	0.012	0.07	0.14

Yield strength	Thickness	Yield Strength	Tensile strength	A50	Pcm
Mpa	mm	MPa	MPa	%	%
500	8-50	≥500	≥610	17	≤0.20
	>50-100	≥480	≥610	17	≤0.25
690	8-50	≥690	≥770	14	≤0.25

Application

Floating Crane of ship, Port machinery etc.

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!

Introduction to galvanized steel

Galvanized steel is a type of steel that has been coated with a layer of zinc to protect it from corrosion. The process of coating steel with zinc is called galvanization. Galvanized steel is widely used in various industries due to its corrosion resistance, durability, and low cost.

The process of galvanization involves immersing the steel in a bath of molten zinc or by using an electrochemical process to deposit a layer of zinc onto the steel surface. The zinc coating acts as a sacrificial anode, protecting the underlying steel from corrosion.

Galvanized steel is commonly used in construction for things like roofing, siding, and gutters because it is strong, durable, and can withstand harsh weather conditions. It is also used in the automotive industry for parts such as body panels and chassis components. Additionally, it is used in the manufacture of pipes, fencing, and agricultural equipment.

Common Types of Galvanized Steel

There are several types of galvanized steel that are commonly used in different applications. These types include:

Hot-dip galvanized steel: This is the most common type of galvanized steel, where the steel is immersed in a bath of molten zinc to create a thick coating of zinc on the surface.

Electrogalvanized steel: This type of galvanized steel is produced by electroplating the steel with a thin layer of zinc. It is typically used for applications where a thinner coating is needed.

Galvannealed steel: This is a type of galvanized steel that has been annealed to create a zinc-iron alloy coating on the surface. It is commonly used in automotive and construction applications where a high-strength, corrosion-resistant material is needed.

Continuous galvanized steel: This type of galvanized steel is produced by passing the steel through a bath of molten zinc on a continuous basis. It is used for applications where a continuous length of coated steel is needed, such as in the manufacture of tubing or wire.

Zinc-aluminum-magnesium alloy coated steel: This is a relatively new type of galvanized steel that contains a coating of zinc, aluminum, and magnesium. It is highly corrosion-resistant and is commonly used in outdoor and marine applications.

Each type of galvanized steel has its own advantages and disadvantages, and the choice of which type to use depends on the specific application and requirements.

What are the advantages of galvanized steel?

Galvanized steel offers several advantages over other materials, including:

Corrosion resistance: Galvanized steel is highly resistant to corrosion and rust, making it ideal for use in harsh environments. The zinc coating acts as a barrier between the steel and the environment, preventing rust and corrosion from forming.

Durability: Galvanized steel is a very durable material that can withstand extreme temperatures and weather conditions. It is also resistant to damage from impacts and other forms of physical stress.

Low maintenance: Galvanized steel requires very little maintenance and is easy to clean. The zinc coating helps to prevent dirt and debris from sticking to the surface, making it easy to wipe clean.

Cost-effective: Galvanized steel is a relatively inexpensive material, especially when compared to other corrosion-resistant materials like stainless steel. This makes it a popular choice for applications where cost is a primary concern.

Easy to work with: Galvanized steel is easy to cut, shape, and weld, making it a versatile material for a wide range of applications.

Where is galvanized steel commonly used?

Galvanized steel is used in a wide range of applications, including:

Construction: Galvanized steel is commonly used in the construction industry for roofing, siding, gutters, and downspouts. It is also used for structural support, such as in steel framing, beams, and columns.

Automotive: Galvanized steel is used in the automotive industry for body panels, exhaust systems, and chassis components. It is valued for its durability, corrosion resistance, and ability to withstand impact.

Electrical: Galvanized steel is used for electrical conduits, cable trays, and support systems due to its strength and corrosion resistance.

Agriculture: Galvanized steel is used for fencing, gates, and other agricultural equipment because of its strength, durability, and ability to withstand harsh weather conditions.

Industrial: Galvanized steel is used in a wide range of industrial applications, including storage tanks, pipes, and scaffolding. It is valued for its corrosion resistance and ability to withstand extreme temperatures.

Household: Galvanized steel is used in many household items, such as garbage cans, mailboxes, and laundry tubs. It is valued for its durability, corrosion resistance, and affordability.

The Sustainability of Galvanized Steel

Galvanized steel is a sustainable material that offers a number of environmental benefits. The zinc coating on galvanized steel provides a long-lasting, protective barrier that helps to extend the life of the steel, reducing the need for frequent replacements. This can help to conserve natural resources and reduce waste. Additionally, galvanized steel is a highly recyclable material, with the ability to be recycled indefinitely without losing its properties or quality. This makes it a preferred choice for manufacturers looking to reduce their environmental impact and meet sustainability goals. Furthermore, galvanizing is a relatively low-energy process, using less energy compared to other methods of corrosion protection. These environmental benefits, combined with the cost-effectiveness and durability of galvanized steel, make it a sustainable choice for a wide range of applications.

Available materials(Product Standards: BZJ 613-2013)

Grade	Thickness(mm)
BHARDY360	6-100
BHARDY400
BHARDY450
BHARDY500
Mainly used for the engineering machine of mine. construction and agriculture such as bulldozer, excavator, dumper.

Chemical composition

Grade	Chemical composition%
	C	Si	Mn	P	S	Cr
BHARDY360	≤0.20	≤0.60	≤1.60	≤0.025	≤0.015	≤0.80
BHARDY400	≤0.22	≤0.70	≤1.60	≤0.025	≤0.010	≤1.00
BHARDY450	≤0.26	≤0.70	≤1.60	≤0.020	≤0.010	≤1.10
BHARDY500	≤0.30	≤0.70	≤1.60	≤0.020	≤0.010	≤1.20

Grade	Chemical composition%
	Ni	Ti	Mo	Alt	B
BHARDY360	≤0.50	≤0.05	≤0.50	≥0.015	≤0.005
BHARDY400	≤0.70	≤0.05	≤0.50	≥0.015	≤0.005
BHARDY450	≤0.80	≤0.05	≤0.55	≥0.015	≤0.005
BHARDY500	≤1.00	≤0.05	≤0.60	≥0.015	≤0.005

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!

Available materials(Product Standards: BZJ 611-2013)

Grade	Thickness(mm)
BWELDY700QL2	10-80
BWELDY700QL4
Mainly used for the excavator, forklft, concrete mixter, motocrane, hydraulic support and huge hoist.
BWELDY900QL2	10-50
BWELDY900QL4
BWELDY960QL2
BWELDY960QL4
BWELDY1100QL2
BWELDY1100QL4
Mainly used for the excavator, forklft, concrete mixter, motocrane, hydraulic support and huge hoist.

Chemical composition

Grade	Chemical composition%
	C	Si	Mn	P	S	Nb	Ti	V	Al
BWELDY700QL2	≤0.18	≤0.50	≤1.60	≤0.025	≤0.015	≤0.05	≤0.05	≤0.06	≥0.018
BWELDY700QL4	≤0.18	≤0.50	≤1.60	≤0.020	≤0.010	≤0.05	≤0.05	≤0.06	≥0.018
BWELDY900QL2	≤0.20	≤0.50	≤1.70	≤0.025	≤0.015	≤0.05	≤0.05	≤0.06	≥0.018
BWELDY900QL4	≤0.20	≤0.50	≤1.70	≤0.020	≤0.010	≤0.05	≤0.05	≤0.06	≥0.018
BWELDY960QL2	≤0.20	≤0.50	≤1.70	≤0.025	≤0.015	≤0.05	≤0.05	≤0.06	≥0.018
BWELDY960QL4	≤0.20	≤0.50	≤1.70	≤0.020	≤0.010	≤0.05	≤0.05	≤0.06	≥0.018

Mechanical properties

Grade	Thickness	Mechanical properties
		YS(MPa)	TS(MPa)	EL%
BWELDY700QL2	≤50	≥700	770-940	≥14
	＞50	≥670	760-930	≥14
BWELDY700QL4	≤50	≥700	770-940	≥14
	＞50	≥670	760-930	≥14
BWELDY900QL2	≤50	≥900	940-1150	≥12
	＞50	–	–	≥12
BWELDY900QL4	≤50	≥900	940-1150	≥12
	＞50	–	–	≥12
BWELDY960QL2	≤50	≥960	980-1150	≥12
	＞50	–	–	≥12
BWELDY960QL4	≤50	≥960	980-1150	≥12
	＞50	–	–	≥12

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Available materials(Product Standards: BZJ 610-2013)

Grade	Thickness(mm)
BLY160	12-100
BLY225
Mainly processed as structural component of shock resistent construction, such as energy consumption damper.

Chemical composition

Grade	Chemical composition%
	C	Si	Mn	P	S	N
BLY160	≤0.05	≤0.10	≤0.50	≤0.025	≤0.015	≤0.006
BLY225	≤0.10	≤0.10	≤0.60	≤0.025	≤0.015	≤0.006

Mechanical properties

Grade	Mechanical properties
	YS(Mpa)	TS(Mpa)	EL%
BLY160	140-180	220-320	≥45
BLY225	205-245	300-400	≥40

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Available materials(Product Standards: Q/BQB 665-2013)

Grade	Thickness(mm)
08Ni3DR	5-80
Mainly processed as structural component and equipment of pressure vessels at -100~100℃.
06Ni9DR	5-40
Mainly processed as structural component and equipment of pressure vessels at -196~100℃.

Chemical composition

Grade	Chemical composition%
	C	Si	Mn	P	S	Ni	Mo	V
08Ni3DR	≤0.08	0.15-0.35	0.30-0.80	≤0.010	≤0.005	3.25-3.70	≤0.12	≤0.05
06Ni9DR	≤0.08	≤0.35	0.30-0.80	≤0.008	≤0.004	8.50-10.0	≤0.10	≤0.01

Mechanical properties

Grade	Thickness(mm)	Mechanical properties
		YS(MPa)	TS(MPa)	EL%
08Ni3DR	5-60	≥320	490-620	≥21
	＞60-80	≥300	480-610
06Ni9DR	5-30	≥560	680-820	≥18
	＞30-40	≥550

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Available materials(Product Standards: Q/BQB 660-2013)

Grade	Thickness(mm)
B610E(08MnNiVR)	10-45
B610E(12MnNiVR)	10-45
Mainly processed as structural component and equipment of pressure vessels and crude oil tank.
B610CF(07MnMoVR)	10-75
Utility: Mainly processed as structural component and equipment of pressure vessels and pressure steel tube at -20~- 100°C.
B610CF-L1(07MnNiVDR)	10-75
Mainly processed as structural component and equipment of pressure vessels and pressure steel tube at -40~100°C.
B610CF-L2 (07MnNiMoDR)	10-75
Mainly processed as structural component and equlpment of pressure vessels and pressure steel tube at -50~ 100C.

Chemical composition

Grade	Thickness(mm)	Chemical composition%
		C	Si	Mn	P	S	Cu
B610E(08MnNiVR)	10-45	≤0.11	0.15-0.40	1.20-1.60	≤0.015	≤0.005	≤0.25
B610E(12MnNiVR)	10-45	≤0.15	0.15-0.40	1.20-1.60	≤0.015	≤0.005	≤0.25
B610CF(07MnMoVR)	10-60	≤0.09	0.15-0.40	1.20-1.60	≤0.015	≤0.007	≤0.25
B610CF-L1(07MnNiVDR)	10-60	≤0.09	0.15-0.40	1.20-1.60	≤0.015	≤0.005	≤0.25
B610CF-L2(07MnNiMoDR)	10-50	≤0.09	0.15-0.40	1.20-1.60	≤0.015	≤0.005	≤0.25

Mechanical properties

Grade	Thickness(mm)	Mechanical properties
		YS(MPa)	TS(MPa)	EL%
B610CF(07MnMoVR)	10-60	≥480	610-730	≥17
	＞60-75	≥470	590-710	≥17
B610CF-L1(07MnNiVDR)	10-60	≥480	610-730	≥17
	＞60-75	≥470	590-710	≥17
B610CF-L2(07MnNiMoDR)	10-60	≥480	610-730	≥17
	＞60-70	≥470	590-710	≥17

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