20号钢
mm
Mpa
Mpa
mm
DNDO（外径）许用应力P（设计压力）t壁厚
15
22
130
1
2636703
20
27
DIV0
25
34
DIV0
40
48
DIV0
50
57
DIV0
80
89
DIV0
100
108
DIV0
150
159
130
13
1162571
200
219
DIV0
250
273
DIV0
300
325
DIV0
350
377
DIV0
400
426
DIV0
450
480
DIV0
500
530
DIV0
15CrMo
mm
Mpa
Mpa
mm
DNDO（外径）许用应力P（设计压力）t壁厚
15
DIV0
20
DIV0
25
DIV0
40
DIV0
50
DIV0
80
DIV0
100
DIV0
150
DIV0
200
DIV0
250
DIV0
300
DIV0
350
DIV0
400
DIV0
450
DIV0
500
DIV0
0Cr18Ni10Ti
mm
Mpa
Mpa
mm
DNDO（外径）许用应力P（设计压力）t壁厚
15
DIV0
GB8163
℃
温度
20100150200250300350400425450475
许用应力
1301301301231101019286836141
GB9948
℃
温度
20100150200250300350400425450475500525550
许用应力
1471321231161101019589878684835837
GBT14976
℃
温度20
许用应力137
f20
DIV0
100
114
25
DIV0
150
103
40
DIV0
200
96
50
DIV0
250
90
80
DIV0
300
85
100
DIV0
350
82
150
DIV0
400
80
200
DIV0
425
79
250
DIV0
450
78
300
DIV0
475
77
350
DIV0
500
76
400
DIV0
525
75
450
DIV0
550
74
500
DIV0
575
58
600
44
625
33
650
25
675
18
700
13
f许用应力
20号钢
140130120110100908070605040302010
00255075100125150175200225250275300325350375400425450475500
温度T
15CrMo
160150140130120110100908070605040302010
00
50100150200250300350400450500550600
温度T
许用应力
0Cr18Ni10Ti
150140
f许用应力
140130120110100908070605040302010
00
50100150200250300350400450500550600650700750
温度T
fr