Type

Model

Chemical composition

Mechanical prosperities

Usage

SW507CrNi

E5015-G

C≤0.10
Mn0.50~1.20
Si≤0.50
Cu0.20~0.50
Ni0.20~0.50
Cr0.50~0.80

Rm≥490MPa
Rel≥390MPa
A≥22%
KV2(J)≥27(-30℃)

Suitable for welding key ocean structures which can resist seawater corrosion, such as Q235 ,16Mn, Cr-Al system, etc.

SW506WCu

E5016-G

C≤0.12
Mn0.6~1.2
Si≤0.70
Cu0.20~0.50
W0.20~0.50

Rm≥490MPa
Rel≥390MPa
A≥22%
KV2(J)≥27(-40℃)

Suitable for welding carbon steel and 490MPa tensile strength atmospheric corrosion-resistant steel structures, such as 09MnCuPTi. Also used for welding other low-alloy steel structures, such as 16Mn, etc.

SW506NiCu

E5016-G

C≤0.12
Mn0.30~0.90
Si≤0.70
Cu0.20~0.50
Ni0.20~0.50

Rm≥490MPa
Rel≥390MPa
A≥22%
KV2(J)≥27(-40℃)

Used for welding carbon steel and 490MPa tensile strength atmospheric corrosion-resistant steel structures, such as locomotive vehicles, offshore engineering, bridges, etc.

SW506NiCrCu

E5016-G

C≤0.12
Mn0.30~0.90
Si≤0.70
Cu0.20~0.50
Ni0.20~0.50
Cr0.20~0.40

Rm≥490MPa
Rel≥390MPa
A≥22%
KV2(J)≥27(-40℃)

Used for welding carbon steel and 490MPa tensile strength atmospheric corrosion-resistant steel structures, such as locomotive vehicles, offshore engineering, bridges, etc.

SW502WCu

E5003-G

C≤0.12
Mn0.30~0.90
Si≤0.40
Cu0.20~0.50
W0.20~0.50

Rm≥490MPa
Rel≥390MPa
A≥22%
KV2(J)≥27(-20℃)

Specially used for welding atmospheric corrosion-resistant steel on railway locomotive vehicles, such as 09MnCuPTi, etc.

SW502NiCu

E5003-G

C≤0.12
Mn0.30~0.90
Si≤0.40
Cu0.20~0.50
Ni0.20~0.50

Rm≥490MPa
Rel≥390MPa
A≥22%
KV2(J)≥27(-20℃)

Mainly used for welding atmospheric corrosion-resistant railway locomotive vehicles, such as 09MnCrPTi, etc.

SW422CrCu

E4303-G

C≤0.12
Mn0.30~0.90
Si≤0.40
Cu0.20~0.50
Ni0.20~0.50

Rm≥490MPa
Rel≥390MPa
A≥22%
KV2(J)≥27(-20℃)

Specially used for welding atmospheric corrosion-resistant steel structures like 12MnCrCu, etc.

SW606NiCrCu

E6016-G

Used for welding 550MPa tensile strength atmospheric corrosion-resistant steel structures, such as locomotive vehicles, offshore engineering, bridges, etc.

SW556NiCrCu

E5516-G

C≤0.10
Mn≤1.60
Si≤0.60
Cu0.20~0.40
Ni0.20~0.60
Cr0.30~0.90

Rm≥550MPa
Rel≥450MPa
A≥22%
KV2(J)≥60(-40℃)

Used for welding 550MPa tensile strength atmospheric corrosion-resistant steel structures, such as locomotive vehicles, offshore engineering, bridges, etc.

SW507NiCu

E5015-G

C≤0.12
Mn0.30~0.90
Si≤0.70
Cu0.20~0.50
Ni0.20~0.50

Rm≥490MPa
Rel≥390MPa
A≥22%
KV2(J)≥27(-40℃)

Used for welding carbon steel and 490MPa tensile strength atmospheric corrosion-resistant steel structures, such as locomotive vehicles, offshore engineering, bridges, etc.

SW507MoWNbB

E5015-G
(E7015-G)

C≤0.10
Mn≤0.85
Si≤0.45
Mo0.40~0.60
W0.10~0.20
Nb0.01-0.04
B0.0005~0.001

Rm≥490MPa
Rel≥390MPa
A≥22%
KV2(J)≥27(normal temperature)

Suitable for welding structures which resist medium temperature, high pressure and H, N and NH3 corrosion. Generally used for welding 12SiMoVNb, etc.

SW507MoW

E5015-G
(E7015-G)

C≤0.10
Mn≤0.80
Si≤0.50
Mo0.50~0.90
W0.50~0.90

Rm≥490MPa
Rel≥390MPa
A≥22%
KV2(J)≥27(-30℃)

Used for welding low-alloy steel which contains Mo, W, Nb, V, etc. and resists H, N and NH3 corrosion, high temperature and high pressure, such as 10MoWVNb, etc.

SW507MoNb

E5015-G

C≤0.12
Mn0.6~1.2
Si≤0.65
Mo0.30~0.60
Nb0.03~0.15

Rm≥490MPa
Rel≥390MPa
A≥22%
KV2(J)≥27(-30℃)

Suitable for welding steel used in petrochemical industry, such as 12SiMoVNb, 15MoV, etc. Excellent overall properties to resist H2S, H, N, NH3 and hydrogen medium corrosion.

SW507Mo

E5015-G
(E7015-G)

C≤0.12
Mn≤0.90
Si≤0.6
Mo0.40~0.65

Rm≥490MPa
Rel≥390MPa
A≥22%
KV2(J)≥27(-30℃)

Suitable for corrosion-resistant steel containing Mo, V or low Al, etc., such as 12CrMoVAl and 400℃ S and H2S corrosion-resistant steel.

SW507CuP

E5015-G

C≤0.12
Mn0.8~1.3
Si≤0.5
Cu0.20~0.50
P0.06~0.12

Rm≥490MPa
Rel≥390MPa
A≥22%
KV2(J)≥27(-30℃)

Suitable for welding low-alloy steel structures of Cu-P system which can resist atmospheric corrosion and seawater corrosion, such as 16MnPNbXt, 09MnCuPTi, 08MnP, etc.