ER55-1 - GB /T 8110-2008

Grade	ER55-1
Corresponding Standard	GB /T 8110-2008 Welding electrodes and rods for gas shielding arc welding of carbon and low alloy steel
Classification	Alloy Steel

ER55-1 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu ^①	More
Minimum Value	-	-	1.2	-	-	0.3	0.2	0.2	其他元素总量≥0.5
Maximum Value	0.1	0.6	1.6	0.025	0.02	0.9	0.6	0.5	其他元素总量≥0.5

ER55-1 Mechanical Properties

Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
≥550	≥450	≥22	V-notch specimen (-40°C) ≥60

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!