Type

Model

Chemical composition

Mechanical prosperities

Usage

SW002HR

E308L-16
(E308L-16)

C≤0.027
Mn≤1.65
Si≤0.62
S≤0.008
P≤0.020
Cr≤19.62
Ni≤10.88

Rm≥580MPa
A≥44.4%
KV2(J)≥79(normal temperature)

Used for nuclear power engineering of ultra-low carbon stainless steel welding, and the welding of the important structure for other industry。

SW022HR

E316L-16
(E316L-16)

C≤0.024
Mn≤1.65
Si≤0.69
S≤0.006
P≤0.022
Cr≤19.20
Ni≤12.85
Mo≤2.68

Rm≥580MPa
A≥48.0%
KV2(J)≥65(normal temperature)

Used for nuclear power engineering of ultra-low carbon stainless steel welding, and the welding of the important structure for other industry。

SW017HR

E308L-15
(E308L-15)

C≤0.029
Mn≤1.65
Si≤0.28
S≤0.005
P≤0.015
Cr≤20.66
Ni≤10.10

Rm≥570MPa
A≥37.0%
KV2(J)≥82(normal temperature)

Used for nuclear power engineering of ultra-low carbon stainless steel welding, and the welding of the important structure for other industry。

SW027HR

E316L-15
(E316L-15)

C≤0.027
Mn≤1.62
Si≤0.30
S≤0.006
P≤0.020
Cr≤19.66
Ni≤12.45
Mo≤2.65

Rm≥570MPa
A≥37.2%
KV2(J)≥90(normal temperature)

Used for nuclear power engineering of ultra-low carbon stainless steel welding, and the welding of the important structure for other industry。

SW037HR

E309L-15
(E309L-15)

C≤0.026
Mn≤1.10
Si≤0.22
S≤0.003
P≤0.020
Cr≤24.58
Ni≤12.88

Rm≥580MPa
A≥36.6%
KV2(J)≥75(normal temperature)

Used for nuclear power engineering of ultra-low carbon stainless steel welding, and the welding of the important structure for other industry。

SW062HR

E309L-16
(E309L-16)

C≤0.020
Mn≤1.18
Si≤0.54
S≤0.004
P≤0.016
Cr≤24.56
Ni≤13.02

Rm≥560MPa
A≥46.4%
KV2(J)≥68(normal temperature)

Used for nuclear power engineering of ultra-low carbon stainless steel welding, and the welding of the important structure for other industry。

SW-308LH

H03Cr21Ni10Si
(ER308L)

C≤0.025
Mn≤1.74
Si≤0.47
S≤0.010
P≤0.012
Cr≤20.30
Ni≤9.86

Rm≥562MPa
A≥40.0%
KV2(J)≥70(normal temperature)

Used for nuclear power engineering of ultra-low carbon stainless steel welding, and the welding of the important structure for other industry。

SW-316LH

H03Cr19Ni12Mo2Si
(ER316L)

C≤0.025
Mn≤1.70
Si≤0.46
S≤0.010
P≤0.013
Cr≤18.50
Ni≤12.50
Mo≤2.16

Rm≥580MPa
A≥33.0%
KV2(J)≥68(normal temperature)

Used for nuclear power engineering of ultra-low carbon stainless steel welding, and the welding of the important structure for other industry。

SW427HR

E4315
(E6015)

C≤0.065
Mn≤0.86
Si≤0.33
S≤0.008
P≤0.015

Rp0.2≥410MPa
Rm≥500MPa
A≥31.0%
KV2(J)≥82(-30℃)

Used for nuclear power engineering corresponding strength of carbon steel and low alloy steel welding

SW507HR

E5015
(E7015)

C≤0.120
Mn0.85-1.60
Si≤0.65
S≤0.015
P≤0.025
Cr≤0.20
Ni≤0.30
Mo≤0.30
Cu≤0.35

Rp0.2≥400MPa
Rm490-590MPa
A≥22.0%
KV2(J)≥80(-30℃)

Used for nuclear power engineering corresponding strength of carbon steel and low alloy steel welding

SW506FeHR

E5018-G
(E7018)

C≤0.10
Mn0.80-1.80
Si0.15-0.60
S≤0.015
P≤0.025
Cr≤0.30
Ni≤1.20
Mo≤0.35/0.65
Cu≤0.15
V≤0.04

Rp0.2≥400MPa
Rm490-590MPa
A≥22.0%
KV2(J)≥54(-30℃)

Used for nuclear power engineering corresponding strength of carbon steel and low alloy steel welding

SW556FeHR

E5518-G
(E8018-G)

C≤0.10
Mn0.80-1.80
Si0.15-0.60
S≤0.015
P≤0.025
Cr≤0.30
Ni≤1.20
Mo≤0.35/0.65
Cu≤0.06
Co≤0.03
V≤0.02

Rp0.2≥440MPa
Rm540-640MPa
A≥14.0%
KV2(J)≥54(-30℃)

Used for nuclear power engineering corresponding strength of carbon steel and low alloy steel welding

SW-51HR

E501T-1
(E71T-1)

C≤0.15
Mn1.00-1.70
Si≤0.70
S≤0.030
P≤0.030
Cr≤0.20
Ni≤0.50

Rp0.2≥420MPa
Rm500-600MPa
A≥24.0%
KV2(J)≥54(-40℃)

Used for nuclear power engineering Ultra-low carbon steel and 490 mpa grade steel structure welding

SW-50HR

ER50-6
(ER70S-6)

C0.06-0.15
Mn1.40-1.85
Si0.80-1.15
S≤0.020
P≤0.020
Cr≤0.15
Ni≤0.15
Mo≤0.15
V≤0.03
Cu≤0.50

Rp0.2≥420MPa
Rm500-600MPa
A≥22.0%
KV2(J)≥54(-30℃)

Used for nuclear power engineering corresponding strength of carbon steel and low alloy steel welding