CO2 WELDING WIRE ER70S 6

Product Overview

Description

1. Classification:

AWS A5.18: ER 70S-6; JIS Z 3312: YGW12; DIN 8559: SG2.

Approved by Vietnam Register: TCVN 6259: 2003 /SW53.

 

2. Size, recommended currents and gas flow:

Dia (mm)	0.8	0.9	1.0	1.2	1.6
Current (A)	80 ÷120	90÷130	100 ÷140	110 ÷200	180 ÷320
Voltage (V)	20 ÷ 21	20 ÷22	22 ÷ 24	23 ÷25	25 ÷28
Gas flow(l/min)	8 ÷ 9	9 ÷ 10	10 ÷ 11	12 ÷ 13	16 ÷ 18

 

3. Mechanical properties of welding wire

Yield point  N/mm2	Tensile strength N/mm2	Elongation (%)	Impact Strength (J/0oC)	Shielded Gas
≥ 420	≥ 510	≥ 22	≥ 50	CO2
≥ 430	≥ 520	≥ 24	≥ 60	80%Ar+ 18%CO2

 

4.Chemical compositions of welding wire

Composition	%C	%Mn	%Si	%S	%P
Standard	0.05 ÷ 0.12	1.0 ÷ 1.85	0.40 ÷ 1.15	≤ 0.030	≤ 0.030
Checking sample	0.07	1.45	0.85	0.015	0.017

 

5. Applications:

This welding wire is suitable for welding structure of the carbon and low-alloy steel and steel structure with strength more than 500 N/mm2 such as pressure tanks, automobiles vehicles, ships, bridges,engineering constructions and containers etc. It also can be used for thin plates, pipeline with high speed.