Forging round

Forging round

Steel specifications 10-550mm Chemical composition
C Si Mn Cr Ni Mo V S P Cu Other metals
40CrNiMo-Limited Stock 0.37-0.44 0.17-0.37 0.5-0.8 0.6-0.9 1.25-1.65 0.15-0.25
≤0.025 ≤0.025 ≤0.025
5CrNiMo 0.5-0.6 ≤0.40 0.5-0.8 0.5-0.8 1.4-1.8 0.15-0.3
≤0.03 ≤0.03 ≤0.3
5CrNiMoV 0.5-0.6 ≤0.35 0.5-0.8 0.8-1.1 1.4-1.8 0.35-0.5 0.1-0.3 ≤0.03 ≤0.03

15CrNi3Mo 0.13-0.19 0.15-0.4 0.4-0.7 0.8-1.2 2.7-3.2 0.3-0.4
≤0.035 ≤0.035

16CrNi4Mo 0.14-0.2 0.17-0.37 0.25-0.55 1.0-1.4 3.8-4.3 0.2-0.3
≤0.035 ≤0.035

17Cr2Ni2Mo 0.14-0.19 0.17-0.37 0.4-0.6 1.5-1.8 1.4-1.7 0.25-0.35
≤0.035 ≤0.035 ≤0.3
17CrNiMo6 0.15-0.2 ≤0.40 0.4-0.6 1.5-1.8 1.4-1.7 0.25-0.35
≤0.035 ≤0.035

18Cr2Ni4WA 0.13-0.19 0.17-0.37 0.3-0.6 1.35-1.65 4.0-4.5

≤0.025 ≤0.025 ≤0.025 W:0.8-1.2
18CrNiMo5 0.15-0.21 0.15-0.4 0.6-0.9 0.7-1.0 1.2-1.5 0.15-0.25
≤0.035 ≤0.035

18CrNiMo7-6 0.15-0.21 ≤0.4 0.5-0.9 1.5-1.8 1.4-1.7 0.25-0.35
≤0.035 ≤0.035

20CrNiMo(8620) 0.17-0.23 0.17-0.37 0.6-0.95 0.4-0.7 0.35-0.75 0.2-0.3
≤0.035 ≤0.035 ≤0.3
20CrNi2Mo 0.17-0.23 0.2-0.35 0.4-0.7 0.35-0.65 1.6-2.0 0.2-0.3
≤0.03 ≤0.03 ≤0.3
30CrNi2MoV 0.27-0.34 0.2-0.4 0.3-0.6 0.6-0.9 2.0-2.25 0.15-0.25 0.15-0.3 ≤0.035 ≤0.035

30CrNiMo16-6 0.26-0.33 ≤0.40 0.5-0.8 1.2-1.5 3.3-4.3 0.3-0.6
≤0.025 ≤0.025

30CrNiMo8 0.26-0.34 ≤0.40 0.3-0.6 1.8-2.2 1.8-2.2 0.3-0.5
≤0.035 ≤0.035

30Cr2Ni2Mo 0.26-0.34 0.17-0.37 0.3-0.6 1.8-2.2 1.8-2.2 0.3-0.5
≤0.035 ≤0.035

30CrNi3MoV 0.26-0.32 0.15-0.35 0.3-0.5 0.6-1.0 2.8-3.2 0.4-0.5 0.006-0.013 ≤0.035 ≤0.035

30Cr2Ni4MoV 0.27-0.34

1.5-1.8 3.5-4.0 0.4-0.55 0.08-0.16 ≤0.035 ≤0.035

34CrAlNi7(1.8550) 0.3-0.37 ≤0.40 0.4-0.7 1.5-1.8 0.85-1.15 0.15-0.25
≤0.035 ≤0.035
Al:0.8-1.2
34CrNi3Mo 0.3-0.4 0.17-0.37 0.5-0.8 0.7-1.1 2.75-3.25 0.25-0.4
≤0.035 ≤0.035 ≤0.2
34CrNi3MoV 0.3-0.4 0.17-0.37 0.5-0.8 1.2-1.5 3.0-3.5 0.25-0.4 0.1-0.2 ≤0.035 ≤0.035

34CrNiMo6 0.3-0.38 ≤0.4 0.5-0.8 1.3-1.7 1.3-1.7 0.15-0.3
≤0.035 ≤0.035

36CrNiMo4 0.32-0.4 ≤0.40 0.5-0.8 0.9-1.2 0.9-1.2 0.15-0.3
≤0.035 ≤0.035 ≤0.025
36CrNiMo6 0.32-0.39 0.1-0.4 0.5-0.8 1.3-1.7 1.3-1.7 0.15-0.3
≤0.035 ≤0.035

40CrNi2Si2MoV 0.38-0.43 1.45-1.8 0.6-0.9 0.7-0.95 1.65-2.0 0.3-0.5 0.05-0.1 ≤0.035 ≤0.035

45CrNi4MoW 0.4-0.5

1.2-1.5 3.8-4.3 0.15-0.35
≤0.035 ≤0.035
W:0.4-0.6
45CrNiMoV 0.42-0.49 0.17-0.37 0.5-0.8 0.8-1.1 1.3-1.8 0.2-0.3 0.1-0.2 ≤0.035 ≤0.035

X20CrMoV12-1 0.17-0.23
≤1.0 10.0-12.0 0.3-0.8 0.8-1.2 0.25-0.35 ≤0.035 ≤0.035

X45NiCrMo4 0.4-0.5 0.1-0.4 0.15-0.45 1.2-1.5 3.8-4.3 0.15-0.35
≤0.035 ≤0.035
W:0.4-0.6
12Cr2NiWVN 0.09-0.16 0.17-0.37 0.3-0.7 1.9-2.4 0.8-1.2
0.18-0.28 ≤0.035 ≤0.035
W:1.0-1.4
12Ni19 ≤0.15
0.3-0.8
4.75-5.25

≤0.035 ≤0.035

12CrNi2 0.10-0.17 0.17-0.37 0.3-0.6 0.6-0.9 1.5-1.9





20CrNi 0.17-0.23 0.17-0.37 0.4-0.7 0.7-1.0 1.0-1.4

≤0.035 ≤0.035

40CrNi 0.37-0.44 0.17-0.37 0.5-0.8 0.45-0.75 1.0-1.4

≤0.035 ≤0.035

12-20-30CrNi3
0.17-0.37 0.3-0.6 0.6-0.9 2.75-3.15

≤0.035 ≤0.035 ≤0.03
15Cr2Ni2 0.12-0.17 0.17-0.37 0.3-0.6 1.4-1.7 1.4-1.7

≤0.035 ≤0.035













Steel specifications 10-550mm Chemical composition
C Si Mn Cr Ni Mo V S P Cu Other metals
16NiCrMo2










16NiCrMo16-5 0.14-0.18 ≤0.4 0.25-0.55 1.0-1.4 3.8-4.3 0.2-0.3
≤0.035 ≤0.035

18CrMnNi2Mo










19CrNi5 0.16-0.21 0.15-0.35 0.7-1.1 0.8-1.2 0.8-1.2 ≤0.1
0.015-0.030 ≤0.035

20Cr2Ni4 0.17-0.23 0.17-0.37 0.3-0.6 1.25-1.65 3.25-3.65

≤0.035 ≤0.035 ≤0.03
20Ni3Mo(4820) 0.17-0.21 0.17-0.37 0.5-0.7
3.25-3.75 0.2-0.3
≤0.035 ≤0.035

39NiCrMo3 0.37-0.44 0.17-0.37 0.5-0.8 0.6-0.9 0.7-1.0 0.15-0.25
≤0.025 ≤0.025 ≤0.025
1.2311 0.28-0.4 0.2-0.8 0.6-1.0 1.4-2.0 0.85-1.15 0.3-0.55
≤0.035 ≤0.035

1.2329 0.43-0.48 0.60-0.75 0.65-0.85 1.65-1.85 0.45-0.6 0.25-0.35 0.17-0.22 ≤0.025 ≤0.025 ≤0.3
1.2714 0.5-0.6 0.1-0.4 0.65-0.95 1.0-1.3 1.5-1.8 0.45-0.55 0.07-0.12 ≤0.03 ≤0.03

1.2738 0.35-0.45 0.2-0.4 1.3-1.6 1.8-2.1 0.9-1.2 0.15-0.25
≤0.035 ≤0.035

1.2746 0.41-0.49 0.15-0.35 0.6-0.8 1.4-1.6 3.8-4.2 0.73-0.85 0.45-0.55 ≤0.025 ≤0.020

1.2767 0.4-0.5 0.1-0.4 0.2-0.5 1.2-1.5 3.8-4.3 0.15-0.35
≤0.005 ≤0.025

1.5715(16NiCrS4) 0.13-0.19 ≤0.4 0.7-1.0 0.6-1.0 0.8-1.1

≤0.035 ≤0.035

1.5752 0.14-0.20 ≤0.4
0.6-1.0 3.0-3.5

≤0.035 ≤0.035

1.5919 0.14-0.19 ≤0.4
1.4-1.7 1.4-1.7

≤0.035 ≤0.035

1.8550 0.3-0.37 ≤0.4 0.4-0.7 1.5-1.8 0.85-1.15 0.15-0.25
≤0.035 ≤0.035
Al:0.8-1.2
W1.6582 0.3-0.38 ≤0.4 0.5-0.8 1.3-1.7 1.3-1.7 0.15-0.30
≤0.03 ≤0.035

826M40 0.36-0.44 ≤0.4 0.45-0.7
2.3-2.8 0.45-0.65
≤0.035 ≤0.035

8640 0.4-0.45 0.15-0.35 0.75-1.0 0.4-0.6 0.4-0.7
0.15-0.25 ≤0.035 ≤0.035

EN26 0.36-0.44 0.1-0.4 0.45-0.7 0.5-0.8 2.3-2.8 0.4-0.66
≤0.035 ≤0.035

EN36 0.13-0.17 0.2-0.5 1.3-1.6



≤0.035 ≤0.035

WB36 ≤0.17 0.25-0.5 0.8-1.2
1.0-1.3 0.25-0.5 0.015-0.045 ≤0.035 ≤0.035 0.5-0.8
718(P20+1Ni) 0.28-0.4 0.2-0.8 0.6-1.0 1.4-2.0 0.8-1.2 0.3-0.55
≤0.035 ≤0.035

4330V 0.28-0.35 0.1-0.3 0.75-1.0 0.8-1.1 1.6-2.6 0.4-0.6 0.05-0.15 ≤0.005 ≤0.02

4340 0.38-0.43 0.15-0.35 0.6-0.8 0.7-0.9 1.65-2.0 0.2-0.3
≤0.040 ≤0.035

4340V 0.42-0.49 0.17-0.37 0.5-0.8 0.8-1.1 1.3-1.8 0.2-0.3 0.1-0.2



4720










4Cr2MoVNi 0.35-0.45 ≤0.4 ≤0.4 1.8-2.2 1.1-1.5 0.45-0.6 0.1-0.3 ≤0.025 ≤0.025

15MnCrNiMo 0.12-0.19 ≤0.4 0.7-0.9 0.45-0.65 0.7-1.0 0.45-0.65
≤0.025 ≤0.025

15MncrNi4Mo 0.12-0.19 ≤0.4 0.7-0.95 0.1-0.2 3.25-3.75 0.3-0.4
≤0.025 ≤0.025

655M13 0.1-0.16 0.1-0.35 0.45-0.6 0.7-1.0 3.0-3.75 0.15-0.17
≤0.035 ≤0.035

5Cr2NiMoVSi 0.47-0.53 0.6-0.8 0.4-0.6 1.6-2.0 0.9-1.2 0.9-1.2 0.3-0.5



37CrNi3 0.34-0.41 0.17-0.37 0.3-0.6 1.2-1.6 3.0-3.5





14NiCr10










14Nicr14










SNCM616 0.13-0.2 0.15-0.35 0.8-1.2 1.4-1.8 2.8-3.2 0.4-0.6
≤0.030 ≤0.030

4Cr14Ni4W2Mo 0.4-0.5 ≤0.08 ≤0.7 13-15 13-15 0.25-0.4
≤0.030 ≤0.035
W:2.0-2.75
Steel specifications 10-550mm Chemical composition
C Si Mn Cr Ni Mo V S P Cu Other metals
5CrMnMo 0.5-0.6 0.25-0.6 1.2-1.6 0.6-0.9 ≤0.25 0.15-0.3
≤0.025 ≤0.025 ≤0.3
20CrMnMoA 0.17-0.23 0.17-0.37 0.9-1.2 1.1-1.4 ≤0.03 0.2-0.3
≤0.025 ≤0.025 ≤0.03
40CrMnMoA 0.37-0.45 0.17-0.37 0.9-1.2 0.9-1.2
0.2-0.3
≤0.025 ≤0.025

60CrMnMoA 0.56-0.65 0.17-0.37 0.7-1.0 0.7-0.9
0.25-0.35
≤0.025 ≤0.025

12Cr1MoV 0.08-0.15 0.17-0.37 0.4-0.7 0.9-1.2
0.25-0.35 0.15-0.3 ≤0.035 ≤0.035

15Cr1Mo1V 0.1-0.15 0.17-0.37 0.4-0.7 1.1-1.4
0.9-1.1 0.2-0.36 ≤0.035 ≤0.035

1Cr5MoA 0.1-0.15 ≤0.5 ≤0.6 4.0-6.0
0.45-0.6
≤0.025 ≤0.025

2Cr13MoV 0.18-0.24 0.1-0.5 0.3-0.8 11-12.5 0.3-0.6 0.8-1.2 0.25-0.35 ≤0.035 ≤0.035

9Cr2Mo 0.85-0.95 0.25-0.4 0.2-0.35 1.7-2.0
0.2-0.4
≤0.035 ≤0.035

9Cr2MoV 0.85-0.95 0.25-0.5 0.2-0.35 1.7-2.1
0.2-0.3 0.1-0.2 ≤0.035 ≤0.035

9Cr18Mo 0.95-1.1 ≤0.8 ≤0.8 16-18
0.4-0.7
≤0.035 ≤0.035

10CrMo910 0.08-0.15 ≤0.5 0.4-0.7 2.0-2.5
0.9-1.2
≤0.035 ≤0.035

12CrMo 0.08-0.15 0.17-0.37 0.4-0.7 0.4-0.7
0.4-0.55
≤0.035 ≤0.035

12Cr2Mo1 ≤0.15 ≤0.5 0.3-0.6 2.0-2.5
0.9-1.1
≤0.035 ≤0.035

15CrMoA 0.12-0.18 0.17-0.37 0.4-0.7 0.8-1.10
0.4-0.55
≤0.025 ≤0.025

20-42CrMoA 0.17-0.45 0.17-0.37 0.4-0.8 0.8-1.2
0.15-0.25
≤0.025 ≤0.025

100CrMo6 0.9-1.05 0.15-0.35 0.25-0.45 1.65-1.95
0.25-0.35
≤0.035 ≤0.035

21CrMo10 0.16-0.23 0.2-0.4 0.2-0.4 2.2-2.6
0.3-0.5
≤0.035 ≤0.035

25Cr3Mo 0.20-0.28 0.1-0.35 0.4-0.7 3.0-5.0
0.5-0.7
≤0.035 ≤0.035

21CrMoV 0.17-0.25 0.15-0.35 0.35-0.85 1.2-1.5
0.65-0.8 0.25-0.35 ≤0.035 ≤0.035

21CrMoV5-7 0.17-0.25 ≤0.4 0.4-0.8 1.2-1.5
0.55-0.8 0.2-0.35 ≤0.03 ≤0.025

21CrMoV5-11 0.17-0.25 0.3-0.6 0.3-0.6 1.2-1.5
1.0-1.2 0.25-0.35 ≤0.035 ≤0.035

20Cr1Mo1V1 0.18-0.23 ≤0.85 0.4-0.65 1.0-1.5
0.8-1.1 0.7-1.1 ≤0.035 ≤0.035 .
25Cr2Mo1VA 0.22-0.29 0.17-0.37 0.5-0.8 2.1-2.5
0.9-1.1 0.3-0.5 ≤0.025 ≤0.025

25Cr2MoVA 0.22-0.29 0.17-0.37 0.4-0.7 1.5-1.8
0.25-0.35 0.15-0.3 ≤0.035 ≤0.035

12CrMoV4 0.08-0.15 0.17-0.37 0.4-0.7 0.3-0.6
0.25-0.35 0.15-0.3 ≤0.035 ≤0.035

30Cr2MoV 0.26-0.34 0.17-0.37 0.4-0.7 2.3-2.7
0.15-0.25 0.1-0.2 ≤0.035 ≤0.035

31CrMoV9 0.26-0.34 ≤0.4 0.4-0.7 2.3-2.7
0.15-0.25 0.1-0.2 ≤0.035 ≤0.035

35CrMoVA 0.3-0.38 0.17-0.37 0.4-0.7 1.0-1.3
0.2-0.3 0.1-0.2 ≤0.025 ≤0.025

40CrMoV 0.36-0.44 0.15-0.35 0.45-0.77 0.8-1.15
0.45-0.77 0.25-0.35 ≤0.035 ≤0.035

40CrMoV4-7(1.7711) 0.36-0.44 0.15-0.35 0.35-0.85 0.9-1.2
0.6-0.75 0.25-0.35 ≤0.035 ≤0.035

45CrMoV6-7 0.4-0.5 0.17-0.37 0.6-0.8 1.3-1.5
0.65-0.75 0.25-0.35 ≤0.035 ≤0.035

60CrMoV 0.58-0.64 0.19-0.38 0.5-0.8 0.8-1.1
0.3-0.4 0.15-0.35 ≤0.035 ≤0.035

10CrMoAl ≤0.12 0.2-0.5 0.35-0.65 0.8-1.2
0.2-0.25
≤0.035 ≤0.035
Al:0.4-0.8
38CrMoAl 0.35-0.42 0.2-0.45 0.3-0.6 1.35-1.65
0.15-0.25
≤0.035 ≤0.035
Al:0.7-1.1
9CrSi 0.85-0.95 1.2-1.6 0.3-0.6 0.95-1.25


≤0.035 ≤0.035

6CrW2Si 0.55-0.65 0.5-0.8 ≤0.4 1.0-1.3


≤0.035 ≤0.035
W:2.0-2.7












4Cr3Mo3SiV 0.35-0.45 0.8-1.2 0.25-0.7 3.0-3.75
2.0-3.0 0.25-0.75 ≤0.035 ≤0.035

35CrMnSiA 0.32-0.39 1.1-1.4 0.8-1.1 1.1-1.4


≤0.025 ≤0.025

37SiMn2MoV 0.33-0.39 0.6-0.9 1.6-1.9

0.4-0.9 0.05-0.12 ≤0.035 ≤0.035

60Si2Mn 0.56-0.64 1.5-2.0 0.6-0.9



≤0.035 ≤0.035

55SiMnMo 0.51-0.58 1.0-1.4 0.6-0.9

0.4-0.55
≤0.035 ≤0.035

40CrV-50CrV 0.37-0.54 0.17-0.37 0.5-0.8 0.8-1.1

0.1-0.2 ≤0.035 ≤0.035

10MoWVNb 0.07-0.13 0.5-0.8 0.5-0.8

0.6-0.9 0.3-0.5 ≤0.035 ≤0.035
W:0.5-0.9 Nb:0.06-0.12
20MnMoNb 0.16-0.23 0.17-0.37 1.2-1.5

0.45-0.6
≤0.035 ≤0.035
Nb:0.02-0.045
16MnCr5 0.14-0.19 ≤0.4 1.0-1.3 0.8-1.1


≤0.035 ≤0.035

38MnVS6 0.34-0.41 0.15-0.8 1.2-1.6 ≤0.3
≤0.08 0.08-0.2 0.02-0.06 ≤0.25
N:0.01-0.02
90MnCrV8(1.2842) 0.85-0.95 0.1-0.4 1.8-2.2 0.2-0.5

0.05-0.2 ≤0.035 ≤0.035

CrWMn 0.9-1.05 ≤0.4 0.8-1.1 0.9-1.2


≤0.035 ≤0.035
W:1.2-1.6
9CrWMn 0.85-0.95 ≤0.5 0.9-1.2 0.5-0.8


≤0.03 ≤0.03
W:0.5-0.8
15MnVB 0.12-0.18 0.17-0.37 1.2-1.6


0.07-0.12 ≤0.035 ≤0.035
B:0.0005-0.0035
20MnV6 0.17-0.24 0.17-0.37 1.3-1.6


0.07-0.12 ≤0.035 ≤0.035

20Cr1Mo1VTiB 0.17-0.23 0.4-0.6 0.4-0.65 0.9-1.3
0.75-1.0 0.45-0.65 ≤0.035 ≤0.035
Ti:0.16-0.28 B:0.005
20Cr1Mo1VNbTiB 0.17-0.23 0.4-0.6 0.4-0.65 0.9-1.3
0.75-1.0 0.5-0.7 ≤0.035 ≤0.035
Nb:0.11-0.25 Ti:0.05-0.14 B:0.005
Gcr15 0.95-1.05 0.15-0.35 0.15-0.3 1.4-1.65
≤0.1
≤0.025 ≤0.025

GCr15SiMn 0.95-1.05 0.45-0.75 0.95-1.25 1.4-1.65


≤0.035 ≤0.035

1.2312 0.35-0.46 0.3-0.5 1.4-1.6 1.8-2.2
0.2-0.3
≤0.035 ≤0.035

1.2367 0.35-0.4 0.3-0.5 0.3-0.5 4.7-5.2
2.7-3.3 0.4-0.7 ≤0.035 ≤0.035

1.2516 1.15-1.25 0.15-0.3 0.2-0.35 0.15-0.25

0.07-0.12 ≤0.035 ≤0.035
W:0.9-1.1
1.2550 0.55-0.65 0.5-0.7 0.15-0.45 0.9-1.2

0.1-0.2 ≤0.035 ≤0.035
W:1.8-2.1
1.8509 0.38-0.45 ≤0.4 0.4-0.7 1.5-1.8
0.2-0.35
≤0.035 ≤0.035
Al:0.8-1.2
4145H 0.42-0.49 0.15-0.35 0.75-1.3 0.75-1.2 ≤1.0 0.15-0.45
≤0.04 ≤0.035

F11 0.1-0.2 0.5-1.0 0.3-0.8 1.0-1.5
0.44-0.65
≤0.035 ≤0.035

F22 0.05-0.15 ≤0.5 0.3-0.6 2.0-2.5
0.87-1.13
≤0.035 ≤0.035

F91 0.08-0.12 0.2-0.5 0.3-0.6 8.0-9.5
0.85-1.05 0.18-0.25 ≤0.035 ≤0.035

F92 0.07-0.13 ≤0.5 0.3-0.6 8.5-9.5
0.3-0.6 0.15-0.25 ≤0.010 ≤0.020
W:1.5-2.0 Nb:0.04-0.09 N:0.03-0.07 B:0.001-0.005
HDM1 0.7-0.9 0.9-1.1 0.7-1.0 1.0-1.2 ≤0.15 0.15-0.3 0.05-0.1 ≤0.03 ≤0.03 ≤0.2
A2 0.95-1.05 0.2-0.4 0.45-0.75 4.75-5.5
0.9-1.4 0.15-0.5 ≤0.035 ≤0.035

F5 ≤0.15 ≤0.5 0.3-0.6 4.3-6.0 0.46-0.5 0.47-0.65
≤0.035 ≤0.035

H13 0.32-0.45 0.8-1.2 0.2-0.5 4.75-5.5
1.1-1.75 0.8-1.2 ≤0.035 ≤0.035

O1 0.85-0.95 0.1-0.5 1.0-1.4 0.4-0.7


≤0.03 ≤0.03
W:0.4-0.6
27SiMn 0.24-0.32 1.1-1.4 1.1-1.4



≤0.035 ≤0.035

1.2343 0.36-0.42 0.8-1.2 0.3-0.5 4.8-5.2
1.1-1.4 0.3-0.5 ≤0.002 ≤0.015

1.2344 0.38-0.42 0.8-1.2 0.3-0.5 4.8-5.5
1.2-1.5 0.9-1.1 ≤0.002 ≤0.015

18crmo4 0.15-0.21 ≤0.4 0.6-0.9 0.9-1.2
0.15-0.25
≤0.035 ≤0.035

9SMnPb23 ≤0.1 ≤0.35 0.8-1.2



0.23-0.33 0.05-0.1
Pb:0.15-0.35
32CrMoV 0.29-0.36 ≤0.5 ≤0.7 2.8-3.2
0.8-1.2 0.25-0.35 ≤0.025 ≤0.025

27MnCrB5 0.24-0.3 ≤0.4 1.1-1.4 0.3-0.6


≤0.035 ≤0.025
B:0.0008-0.005
3Cr17Mo 0.28-0.35 ≤0.80 ≤1.0 16.0-18.0 ≤0.60 0.75-1.25




55SiCr 0.51-0.59 1.2-1.6 0.5-0.8 0.5-0.8


≤0.035 ≤0.025

Rolling circle specification range 10-130mm,Forging round Specifications 95-550mm
Nantong Forging Co., Ltd. specializes in forging pagoda square, round forging, shaft forging, steel ingot, rolling circle, 40crnimo, 20crr2ni4, 20crni2mo, welcome to inquire 0513 -87,334,181