Eqivalence

Chemical Composition of Welding Wire(%)

Tensile Strength (MPa)

Elongation %

Application

AWS

GB

C

Mn  

Si

Cr

Ni

Else

ER308

H0Cr21Ni10

0.05

1.79

0.33

19.72

10.14

-

580

42

18%Cr-8%N I Stainless Steel

ER308L

H00Cr21Ni10

0.024

1.82

0.34

19.76

9.83

-

560

45

Super Low Carbon Type 18%Cr-8%N I Stainless Welding Wires, with Better Corrosion Resistance than ER-30 8,

ER309

H1Cr24Ni13

0.06

2.05

0.34

23.83

13.26

-

580

39

22%Cr-12%N I Stainless Steel, Good Heat-Resistant& Corrosion Resistance, Can be Used in Special Steel Welding

ER309L

H0Cr24Ni13

0.026

2.11

0.38

23.56

12.31

-

570

38

Super Low Carbon Type, Can be Used in Backing of Bead Welding Stainless

ER310

H1Cr26Ni21

0.09

1.90

0.35

26.80

21.40

-

610

41

25%Cr-20%N i Stainless Steel, Good High Temperature Oxidation Resistance.

ER316

H0Cr19 Ni12Mo2

0.04

1.88 1.85

0.33 0.38

19.27

12.70

Mo2.26

570

42

18%Cr-12%Ni-2%M o Stainless Steel, Good Anti-Hot Cracking Properties

ER316L

H00Cr19 Ni12Mo2

0.020

1.86

0.46

18.73

12.50

Mo2.36

550

43

Super Low Carbon Type, Better Corrosion Resistance than ER-31 6 .

ER317

H00Cr20 Ni14Mo3

0.04

1.84

0.41

19.3

14.2

Mo3.5

596

42

Suitable for Welding Vessels eroded by Sulfuric Acid , Sulfurous Acid and Their Salts