Name: ER120S-G High Strength Steel Welding Wire
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ER120S-G High Strength Steel Welding Wire

ER120S-G is 800MPa high strength copper-plated welding wire, and the protection gas is argon rich gas. The welding wire by adding an appropriate amount of Cr, Mo and higher Ni elements, so that the weld has a high strength and toughness, and arc stability, good molding, small splash, comprehensive mechanical properties and other advantages.

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PRODUCT DESCRIPTION

Description: ER120S-G is 800MPa high strength copper-plated welding wire, and the protection gas is argon rich gas. The welding wire by adding an appropriate amount of Cr, Mo and higher Ni elements, so that the weld has a high strength and toughness, and arc stability, good molding, small splash, comprehensive mechanical properties and other advantages.

Uses

Widely used in heavy machinery, coal mining machinery, large steel structures, special vehicles, ships and other 800MPa high strength steel and low alloy structural steel (such as Q690) welding.

Chemical composition of welding wire: %

	C	Mn	Si	P	S	Cr	Ni	Mo	Cu
Instantiate	0.090	1.720	0.62	0.012	0.008	0.35	0.54	0.33	0.17
Radius	≤0.11	1.40~2.00	0.60~0.90	≤0.020	≤0.020	≤0.20	0.30-1.00	0.10~0.40	≤0.50

Mechanical properties of deposited metal

	Tensile strength Rm (MPa)	Yield strength Rp0.2 (MPa)	Elongation A (%)	Impact energy (-40℃) KV2(J)	Protective gas
Instantiate	720	740	15	70	80%Ar+20%CO2
Radius	≥825	≥650	≥14	≥47	80%Ar+20%CO2