产品牌号

类别

分类标准及标号

基本化学成份典型值（%）

热处理

σ0.2

σb

δ5

AKW

AWS A…

EN…

C

Mn

Si

Cr

Mo

Ni

Nb

W

V

MPa

MPa

%

℃

J

Union I CrMo

GTAW

5.28:

ER80S-G

12070:

W CrMo 1 Si

0.10

1.00

0.60

1.10

0.50

-

-

-

-

SR1

450

560

22

+20

90

Union I CrMo*

GMAW

5.28:

ER80S-G

12070:

G CrMo 1 Si

0.09

1.05

0.60

1.10

0.50

-

-

-

-

SR1

450

560

22

+20

80

Thyssen MV CrMo

MCAW

5.28:

E80C-B2 H4

12071:

T CrMo 1 MM 2 H5

0.07

1.0

0.35

1.00

0.50

-

-

-

-

SR1

470

560

20

+20

100

Union I CrMo 910

GTAW

5.28:

ER90S-G

12070:

W CrMo 2 Si

0.07

1.00

0.60

2.55

1.00

-

-

-

-

SR1

470

590

20

+20

80

Union I CrMo 910*

GMAW

5.28:

ER90S-G

12070:

G CrMo 2 Si

0.09

0.90

0.55

2.55

1.00

-

-

-

-

SR1

460

570

20

+20

65

Union I Cr 2 WV

GTAW

5.28:

ER90S-G

12070:

W ZCrWV2

0.07

0.5

0.3

2.2

-

-

-

1.7

0.22

AW

850

950

-

+20

30

Union I Cr 2 WV*

GMAW

5.28:

ER90S-G

12070:

G ZCrWV2

0.07

0.5

0.3

2.2

-

-

-

1.7

0.22

AW

850

950

-

+20

30

Union I CrMoVTi B

GTAW

5.28:

ER90S-G

12070:

W ZCrMoV2

0.05

0.5

0.3

2.2

1.0

Ti:0.05

B:0.003

-

0.22

740℃/2h

500

600

20

+20

180

Union I CrMoVTi B*

GMAW

5.28:

ER90S-G

12070:

G ZCrMoV2

0.05

0.5

0.3

2.2

1.0

Ti:0.05

B:0.003

-

0.22

740℃/2h

500

600

20

+20

180

Union I CrMo 5

GTAW

5.28:

ER80S-B6

12070:

W CrMo 5 Si

0.08

0.55

0.35

6.00

0.65

-

-

-

-

SR1

450

570

18

+20

100

Union I CrMo 5*

GMAW

5.28:

ER80S-B6

12070:

G CrMo 5 Si

0.08

0.55

0.35

6.00

0.65

-

-

-

-

SR1

450

550

18

+20

100

Thermanit MTS 3

GTAW

5.28:

ER90S-B9

12070:

W CrMo 9 1

0.10

0.50

0.30

9.00

1.00

0.70

0.06

-

0.20

SR4

520

620

16

+20

50

Thermanit MTS 3*

GMAW

5.28:

ER90S-B9

12070:

G CrMo 9 1

0.10

0.50

0.30

9.00

1.00

0.70

0.06

-

0.20

SR4

520

620

16

+20

50

Thermanit MTS 3 FD*

MCAW

5.28:

E90C-B9 H4

12071:

T ZM M 2 H5

0.09

0.75

0.2

9.0

1.1

0.65

0.04

-

0.2

SR4

550

680

16

+20

47

Thermanit MTS 4 Si

GTAW

-

-

12070:

W CrMoWV 12 Si

0.20

0.60

0.30

11.0

1.00

0.40

-

0.50

0.30

SR3

590

700

15

+20

35

Thermanit MTS 4 Si*

GMAW

5.9:

≈ER505

12070:

G CrMoWV 12 Si

0.20

0.60

0.30

11.0

1.00

0.40

-

0.50

0.30

SR3

590

700

15

+20

35

Thermanit MTS 616

GTAW

5.28:

ER90S-G

12070:

W Z CrMoWVNb 9 0.5 1.5

0.10

0.45

0.38

8.80

0.50

0.70

0.06

1.6

0.20

SR3

560

720

16

+20

41

Thermanit MTS 616*

GMAW

5.28:

ER90S-G

12070:

G Z CrMoWVNb 9 0.5 1.5

0.10

0.45

0.38

8.80

0.40

0.60

0.06

1.6

0.20

SR3

560

720

16

+20

41

Thermanit MTS 911

GTAW

5.28:

ER90S-G

12070:

W Z CrMoWVNb 9 1 1

0.10

0.45

0.38

9.00

1.00

0.70

0.06

1.00

0.20

SR3

560

720

16

+20

41

Thermanit MTS 911*

GMAW

5.28:

ER90S-G

12070:

G Z CrMoWVNb 9 1 1

0.10

0.45

0.38

9.00

1.00

0.70

0.06

1.00

0.20

SR3

560

720

16

+20

41

产品牌号

类别

分类标准及标号

基本化学成份典型值（%）

热处理

σ0.2

σb

δ5

AKW

AWS A…

EN

C

Mn

Si

Cr

Mo

Ni

S≤

P≤

Cu

MPa

MPa

%

℃

J

Union Patinax**

GMAW

5.18:

ER70S-G

440:

G423CG0/G464MG0

0.09

1.50

0.85

-

-

0.50

0.020

0.020

0.40

AW

480

590

24

-40

50

*保护气体为M21(氩气+15至25%CO2)

**：可使用混合气体或纯CO2保护，但使用CO2保护时的机械性能有所变化