CO2 Shielded Arc Welding Wire|ER70S-3

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GB：ER50-3
AWS：ER70S-3
Application： 1. Used for welding low-carbon steel thin plates. 2. Used for welding low-carbon steel parts with thorough surface treatment. ：

ER70S-3

According with GB ER50-3
Corresponding with AWS ER70S-3
JIS YGW16

Introduction: ER70S-3 is a kind of CO2 gas-shielded welding wire. It has excellent welding performance, smooth and beautiful bead and fewer spatters.

Applications: 1. Used for welding low-carbon steel thin plates.
2. Used for welding low-carbon steel parts with thorough surface treatment.

Chemical Composition of Welding Wire(%)

C	Mn	Si	S	P	Cu
0.06~0.15	0.90~1.40	0.45~0.75	≤0.035	≤0.025	≤0.50

Examples of Chemical Composition of Deposited Metal (%)

C	Mn	Si	S	P	Cu
0.09	1.07	0.51	0.022	0.019	0.12

Mechanical Properties of Deposited Metal

Test Item	R_m(MPa)	R_eL或R_p0.2(Mpa)	A(%)	KV₂(J)
Guarantee Value	≥500	≥420	≥22	≥27(-18℃)
General Result	527	446	26	69

Reference Current (DC+)

Wire Size(mm)	Welding Current(A)	CO₂ Flow Rate(L/min)
φ0.8	50～140	15
φ1.0	50～220	15～20
φ1.2	80～350	15～25
φ1.6	170～550	20～25