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Chemical Requirement
Alloy
C
Mn
max
P
max
S
max
Si
max
Cr
Ni
Mo
V
Ti
Al
Cb+Ta
N
max
B7
0.37-0.49
0.65-1.10
0.035
0.040
0.15-0.35
0.75-1.20
0.15-0.25
B7M
0.37-0.49
0.65-1.10
0.035
0.040
0.15-0.35
0.75-1.20
0.15-0.25

L7
0.38-0.48
0.75-1.00
0.035
0.040
0.15-0.35
0.80-1.10
0.15-0.25
L7M
0.38-0.48
0.75-1.00
0.035
0.040
0.15-0.35
0.80-1.10
0.15-0.25
B16
0.36-0.47
0.45-0.70
0.035
0.040
0.15-0.35
0.80-1.15
0.50-0.65
0.25-0.35
0.015
L43
0.38-0.43
0.75-1.00
0.035
0.040
0.15-0.35
0.70-0.90
1.65-2.00

0.20-0.30
B8
0.08 max
2.00
0.045
0.030
1.00
18.0-20.0
8.0-11.00
B8M
0.08 max
2.00
0.045
0.030
1.00
16.0-18.0
10.0-14.0
2.00-3.00
B8C
0.08 max
2.00
0.045
0.030
1.00
17.0-19.0
9.0-12.00
B8T
0.08 max
2.00
0.045
0.030
1.00
17.0-19.0
9.00-12.0
5 x (C+N) min,
0.70 max
0.100
660
0.08
2.00
0.040
0.030
1.00
13.5-16.0
24.0-27.0
 1.00-1.50 1.90-2.35 0.350 Cu 0.50 B 0.001-0.01
662A
0.08
0.40-1.00
0.040
0.030
0.40-1.00
12.0-15.0
24.0-28.0
 2.00-3.50 1.80-2.10 0.350 Cu 0.50 B 0.001-0.01
665B
0.08
1.25-2.00
0.040
0.030
0.10-0.80
12.0-15.0
24.0-28.0
 1.25-2.25 2.70-3.30 0.250 Cu 0.50 B 0.01-0.07
F51
0.03
2.00
0.030
0.020
1.00
21.0-23.0
4.50-6.50
 2.00-3.50 0.08-0.20
F53
0.03
1.20
0.020
0.020
0.80
24.0-26.0
6.0-8.0
 2.00-3.50 Cu 0.50 0.24-0.32
F55
0.03
1.00
0.030
0.010
1.00
24.0-26.0
6.00-8.00
 Cu 0.50-1.0 0.20-0.30
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mainproducts:
A193 stud bolt hex bolt A194 hex nut A320 stud bolt hex bolt A453 stud bolt hex bolt hex nut A182 stud bolt hex bolt hex nut Monel 400,k500 stud bolt hex bolt hex nut Incoloy 625.718, 925 stud bolt hex bolt hex nut Hastelloy stud bolt hex bolt Nickle stud bolt hex bolt Titanium stud bolt hex bolt hex nut
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