SM-56/ER70S-6

SM-56													Classifications: GB/T8110 ER50-6 AWS A5.18 ER70S-6 AWS A5.18M ER48S-6 EN ISO 14341-A:G 42 3 C1/M21 3Si1 ENISO 14341-B:G 49A 3 C1/M21 S6 JIS Z3312 YGW-12/16
Non-copper Coating MIG wire for high tensile steel 490MPa Grade
Approval:
ABS, CCS, DNV/GL, LR, CWB, CE, JIS
Application:
Suitable for the welding in automobile, structure, shipbuilding, machinery, pressure vessel, boiler and etc., can also be used for connecting plate and pipe.
Characteristics:
Can be used under higher voltage setting, and while used with lower current, it has stable arc, few spatter, beautiful weld bead appearance, low sensitivity with deposited metal blowhole, and excellent weldability.
Polarity:
DC+
Welding Position:
Typical Chemical Composition of Weld Metal:
Alloy wt%			C		Mn		Si		Cr		Ni		Mo		P		S		Cu
GB/T			0.06-0.15		1.40-1.85		0.80-1.15		-		-		-		0.025		0.035		0.50
AWS			0.06-0.15		1.40-1.85		0.80-1.15		0.15		0.15		0.15		0.025		0.035		0.50
EXP			0.075		1.45		0.83		0.019		0.017		0.004		0.015		0.010		0.016
Typical Mechanical Properties of Weld Metal:
Mechanica properties				Y.S.(MPa)			T.S.(MPa)				EI(%)			CVN(J/℃)			PWHT(℃xh)
GB/T				420			500				22			27/-30			-
AWS				400			480				22			27/-30			-
EXP				455			560				28			73/-30			-
Sizes Available and Recommended Parameters:
Dia/mm						1.0					1.2					1.6
Current Amp			E.H			80-250					100-350					250-500
			OH.V			70-120					80-150					-
Notes on usage:
1. Shielding gas:O₂ or 75%-80%Ar+O₂ mixed gas; 2.Interpass temperature: 135-165℃; 3.Must clean the slag before proceeding with multi-layer welding.