AWS A5.4

  Chemical composition and Mechanical Performance of Deposit Metal

Application

C

Si

Mn

S

P

Cr

Ni

Mo

Cu

Бb Mpa

(kgf/mm²)

δs

(%)

E308L-16

≤0.04

≤0.90

0.5~2.5

≤0.03

≤0.04

18.0~

21.0

9.0~11.0

≤0.75

≤0.75

≥520(53)

≥36

Welding of 0Cr19Ni11 and 0Cr19Ni10 stainless steel structures , such as equipments for synthetic  fibres ,fertilizer and oil ,etc.

E347L-16

≤0.04

≤0.90

0.5~2.5

≤0.03

≤0.03

18.0~21.0

9.0~11.0

≥520(53)

≥30

Welding of 00Cr19Ni10Mo2 and joining 0Cr18Ni9Ti  with carbon steel, mainly used for making equipment for synthetic fibres , fertilizer and oil ,etc

E308MoL-16

≤0.04

≤0.90

0.5~2.5

≤0.030

≤0.035

18.0~21.0

9.0~12.0

2.0~3.0

≤0.75

≥520(53)

≥35

Similar stainless steel and joining 0/cr18Ni8Nb or 9C418Ni8Ti with carbon steel , mainly for making equipment for synthetic fibres , fertilizer and oil.

E316L-16

≤0.04

≤0.90

0.5~2.5

≤0.03

≤0.04

17.0~20.0

11.0~14.0

2.0~3.0

≤0.75

≥490（50）

≥30

Welding of similar type stainless steel, used for making equipments for urea and synthetic fibres.

E316L-16

≤0.04

≤0.90

0.5~0.8

≤0.030

≤0.035

18.5~20.5

10.5~12.0

2.5~3.0

≥540（55）

≥25

 Used for welding inner layers and pipes of smelting equipment.

E317MoCuL-16

≤0.04

0.7~1.1

0.5~2.5

≤0.030

≤0.035

18.0~21.0

12.0~14.0

2.0~2.5

≤2.0

≥540（55）

≥25

Welding of similar type stainless steel, which requires excellent resistance to corrosion of sulfuric acid and sulfurous acid, such as equipments for synthetic fibres.

E309MoL-16

≤0.04

≤0.90

0.5~2.5

≤0.03

≤0.04

22.0~25.0

12.0~14.0

2.0~3.0

≤0.75

≥540（55）

≥15

Welding of similar type extro low carbon stainless steels.

E309L-16

≤0.04

≤0.80

1.0~2.0

≤0.03

≤0.03

27.0~29.0

14.0~16.0

≤0.5

≥520（53）

≥25

Welding of similar type

 stainless steels,

compound steels and

dissimilar steels such

 as equipment for synthetic fibre and oil.

E317L-16

≤0.035

3.5~4.5

≤2.0

≤0.030

≤0.035