bearing capacity parameters allowable stress lookup table
Chemical composition of high-pressure alloy steel pipe
| |||||||||
steel
|
Chemical composition（%）
| ||||||||
C
|
Si
|
Mn
|
P
|
S
|
Cr
|
Mo
|
V
| ||
12Cr1MoV
|
0.08～0.15
|
0.17～0.37
|
0.40～0.70
|
≤0.035
|
≤0.035
|
0.90～1.20
|
0.25～0.35
|
0.15～0.30
| |
Mechanical properties of alloy seamless steel pipe
| ||||||||
steel
|
WT（mm)
|
бb(Mpa)
|
бs(Mpa)
|
δ5(%)
|
aku(J)
| |||
12Cr1MoV
|
≤16
|
470～640
|
≥255
|
≥21
|
≥59
| |||
Alloy seamless steel pipe allowable stress
| |||||||||||
steel
|
WT（mm)
|
Allowable stress (Mpa) under the following temperature (℃)
| |||||||||
≤20
|
100
|
200
|
300
|
350
|
400
|
500
|
525
|
550
|
575
| ||
12Cr1MoV
|
≤16
|
147
|
144
|
126
|
110
|
104
|
98
|
89
|
82
|
57
|
35
|
No comments:
Post a Comment