20号钢
mmDN152025405080100150200250300350400450500MpaMpammmmDO（外径）许用应力P（设计压力）t壁厚实际内径22130732169231556615271307337076920258463413073586154268276948130740169233996615601307438615451227698913075278462784430811413076047692101904616813077709231152581523013079616923210766227313071094251123251307125429992356130713493853290123406130715032313759354480130717309234453815530130718847694923046
GB8163℃
温度20100150200250300350400425450475许用应力1301301301231101019286836141
15CrMo
mmDN152025405080100150200250300350400450500MpaMpammmmDO（外径）许用应力P（设计压力）t壁厚实际内径22147633078776158424527147633201224205975534147633372653272546948147633715514056898601476340093885198122891476347195927956082114147635331837103336316814763665428615469142191476379032652031935273147639225714254548632514763104991830400163561476311258373334833406147631248286381034345714763137318442953635301476315519594989608
GB9948℃
温度20100150200250300350400425450475500525550许用应力1471321231161101019589878684835837
0Cr18Ni10Ti
mmDN15MpaMpammmmDO（外径）许用应力P（设计压力）t壁厚实际内径22DIV0DIV0
GBT14976℃
温度20许用应力137
f2025405080100150200250300350400450500
2734486089114168219273325356406457508
DIV0DIV0DIV0DIV0DIV0DIV0DIV0DIV0DIV0DIV0DIV0DIV0DIV0DIV0
DIV0DIV0DIV0DIV0DIV0DIV0DIV0DIV0DIV0DIV0DIV0DIV0DIV0DIV0
100150200250300350400425450475500525550575600625650675700
1141039690858280797877767574584433251813
f20号钢
140
130
120
110
10090
许用应力
807060504030201000255075100125150175200225250275300325350375400425450475500
温度T
15CrMo
160150
140
1301201101009080706050403020
10
许用应力
0050100150200250300350400450500550600
温度T
f温度T
0Cr18Ni10Ti
1501401301201101009080706050403020100050100150200250300350400450500550600650700750
许用应力
温度T
fr