Electro-galvanized Products BLCE+Z, BLCE+ZN, BLDE+Z,…

What is electro-galvanizing?

Electro-galvanizing, also known as electroplating or electrodeposition, is a process of coating a metal with a layer of zinc using an electrical current. The process involves immersing the metal object, typically steel, into an electrolyte solution containing dissolved zinc ions, and then applying an electric current to the metal.

The electric current causes the zinc ions in the solution to be attracted to the metal surface, where they form a thin layer of zinc on the metal. The thickness of the zinc coating can be controlled by adjusting the voltage and the duration of the electro-galvanizing process.

The electro-galvanizing process provides several benefits, including corrosion resistance, improved appearance, and enhanced durability. Zinc is an excellent sacrificial anode, meaning it corrodes in preference to the underlying metal, providing a protective barrier against corrosion. Additionally, the zinc layer can be finished to achieve a range of surface textures, from smooth to matte or textured. Electro-galvanizing is commonly used in the manufacturing of automotive parts, appliances, construction materials, and various other products.

The main purpose

Automobile: body panels, radios, fans, air cleaners, filters, fuel tanks

Home appliances: refrigerators, washing machines, dryers, air conditioners, VCRs, CD players, color TVs, tape recorders, microwave ovens, audio, flat-screen TVs, liquid TVs, plasma TVs, set-top boxes

Office machines: copiers, computer cases, printers, monitors, telex machines

Construction: doors, wall partitions, joists

Production machinery: agricultural machinery, industrial robots

Others: Distributors, oil storage tanks, motor covers, steel furniture bases

Material Grade/Composition and Properties

Main use: for stamping

Grade	Chemical composition%
Grade	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
Grade	YS(MPa)	TS(MPa)	EL%
SPCC	–	⩾270	⩾30
SPCD	–	⩾270	⩾32
SPCE, SPCEN	⩾210	⩾270	⩾34

Grade	Chemical composition%
Grade	C	Mn	P	S	Alt	Ti%
BLCE+Z,BLCE+ZN	≤0.10	≤0.50	≤0.035	≤0.025	⩾0.020	–
BLDE+Z,BLDE+ZN	≤0.08	≤0.45	≤0.030	≤0.025	⩾0.020	–
BUSDE+Z,BUSDE+ZN	≤0.010	≤0.40	≤0.025	≤0.020	≥0.015	≤0.20
BUFDE+Z,BUFDE+ZN	≤0.008	≤0.30	≤0.020	≤0.020	≥0.015	≤0.20
BSUFDE+Z,BSUFDE+ZN	≤0.006	≤0.30	≤0.020	≤0.020	≥0.015	≤0.20

Grade	Mechanical properties
Grade	YS(MPa)	TS(MPa)	EL%
BLCE+Z,BLCE+ZN	140~270	⩾270	⩾36
BLDE+Z,BLDE+ZN	120~240	⩾270	⩾38
BUSDE+Z,BUSDE+ZN	120~210	⩾260	⩾40
BUFDE+Z,BUFDE+ZN	120~190	⩾250	⩾42
BSUFDE+Z,BSUFDE+ZN	110~180	⩾250	⩾44

Main use: for cold forming

Grade	Chemical composition%
Grade	C	Mn	P	S	Alt	Ti%
B170P1E+Z,B170P1E+ZN	≤0.006	≤1.00	≤0.08	≤0.025	⩾0.015	≤0.20
B210P1E+Z,B210P1E+ZN	≤0.008	≤1.20	≤0.10	≤0.025	⩾0.015	≤0.20
B250P1E+Z,B250P1E+ZN	≤0.008	≤1.20	≤0.12	≤0.025	≥0.015	≤0.20
B180P2E+Z,B180P2E+ZN	≤0.08	≤0.80	≤0.12	≤0.025	⩾0.020	–
B220P2E+Z,B220P2E+ZN	≤0.10	≤1.00	≤0.12	≤0.025	⩾0.020	–

Grade	Mechanical properties
Grade	YS(MPa)	TS(MPa)	EL%
B170P1E+Z,B170P1E+ZN	170~260	⩾340	⩾36
B210P1E+Z,B210P1E+ZN	210~310	⩾390	⩾32
B250P1E+Z,B250P1E+ZN	250~360	⩾440	⩾30

Grade	Chemical composition%
Grade	C	Mn	P	S	Alt	Nb
B140H1E+Z,B140H1E+ZN	≤0.006	≤0.40	≤0.04	≤0.020	⩾0.015	≤0.10
B180H1E+Z,B180H1E+ZN	≤0.008	≤1.00	≤0.08	≤0.020	⩾0.015	≤0.10
B180H2E+Z,B180H2E+ZN	≤0.020	≤0.40	≤0.12	≤0.025	⩾0.020	–

Grade	Mechanical properties
Grade	YS(MPa)	TS(MPa)	EL%
B140H1E+Z,B140H1E+ZN	140~230	⩾270	⩾41
B180H1E+Z,B180H1E+ZN	180~280	⩾340	⩾35
B180H2E+Z,B180H2E+ZN	180~280	⩾340	–

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

Grade	Mechanical properties
Grade	YS(MPa)	TS(MPa)	EL%
B340/590DPE+Z,B340/590DPE+ZN	340~500	⩾590	⩾16
B400/780DPE+Z,B400/780DPE+ZN	400~590	⩾780	–

Grade	Chemical composition%
Grade	C	Mn	P	S	Alt	Nb
B340LAE+Z,B340LAE+ZN	≤0.12	≤1.00	≤0.030	≤0.030	⩾0.020	≤0.09
B410LAE+Z,B410LAE+ZN	≤0.20	≤2.00	≤0.030	≤0.030	⩾0.020	≤0.09

Grade	Mechanical properties
Grade	YS(MPa)	TS(MPa)	EL%
B340LAE+Z,B340LAE+ZN	340~460	⩾440	⩾22
B410LAE+Z,B410LAE+ZN	410~560	⩾590	⩾16

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Hot dip galvanized products DC51D+Z, S220GD+Z, H220PD+Z,…

Rolled composite high-strength corrosion-resistant checkered plate BHW01, BHW02

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