H10Mn2碳鋼高錳焊絲氣保焊絲氬弧焊絲廠家

C

Mn

Si

Cu

S

P

Cr

Ni

≤0.12

1.50~1.90

≤0.07

≤0.20

≤0.035

≤0.035

≤0.20

≤0.30