Specifications

1.CO2 as the shielding gas
2.excellent welding technological properties
3.stable arc, less spatter

ER70S copper coated welding wires 0.6mm 0.8mm 1.2mm gas welding rod

Description:

CHS 49-1 is a copper-coated solid welding wire, it can be welded with CO2 as the shielding gas, with excellent welding technological properties, stable arc, less spatter, a higher pores resistance property and a higher deposition efficiency. It is suitable for all position.

 

Application:

The welding wire is used for welding structures of low carbon structural steel and Iow alloy steel. Such as ships, bridges, heavy-duty machines, boilers and pressure vessels, etc.

 

Welding wire Chemical Composition %

 

LY	GB		C	Mn	Si	S	P	Cu
H08Mn2SiA	ER49-1		≤0.11	1.8-2.10	0.65-0.95	≤0.03	≤0.03	≤0.35
ER50-4	ER50-4	AWS ER70S-4	0.07-0.15	1.00-1.50	0.65-0.85	≤0.035	≤0.025	≤0.35
ER50-6	ER50-6	AWS ER70S-6 Jis YGW12	0.06-0.15	1.40-1.85	0.80-1.15	≤0.035	≤0.025	≤0.35
ER50-7	ER50-7	AWS ER70S-7	0.07-0.15	1.50-2.00	0.50-0.80	≤0.035	≤0.025	≤0.35

 

 

  Mechanical properties of deposited metal

 

LY	GB		Tensile strength Mpa	Yield strength Mpa	Extension rate %	temperature	J
H08Mn2SiA	ER49-1		≥490	≥372	≥20	Normal	≥47
ER50-4	ER50-4	AWS ER70S-4	≥500	≥420	≥22
ER50-6	ER50-6	AWS ER70S-6 Jis YGW12	≥500	≥420	≥22	-29°C	≥27
ER50-7	ER50-7	AWS ER70S-7	≥500	≥420	≥22	-29°C	≥27

 

 

Specications and Weight of Reference Electric Currentd

 

Dia mm	0.6	0.8	0.9	1.0	1.2	1.6
Currentd	25-110	40-140	50-200	70-250	80-350	170-450
Kg	1/5/10	15/20	15/20	15/20	20	20