牌号
|
δbMPa
|
δsMPa
|
δ%
|
硬度
|
||
HB
|
HRB
|
HV
|
||||
304
|
>520
|
>206
|
>40
|
<187
|
<90
|
<200
|
304L
|
>481
|
>177
|
>40
|
<187
|
<90
|
<200
|
316
|
>520
|
>206
|
>40
|
<187
|
<90
|
<200
|
316L
|
>481
|
>177
|
>40
|
<187
|
<90
|
<200
|
317
|
>520
|
>206
|
>40
|
<187
|
<90
|
<200
|
321
|
>520
|
>206
|
>40
|
<187
|
<90
|
<200
|
外径(mm)
|
长度范围(mm)
|
外径允许偏差(mm)
|
壁厚允许偏差(%)
|
薄壁管(mm)
|
Φ3.00
|
1500~2500
|
±0.05
|
±13
|
<0.75
|
Φ3.175
|
1500~2500
|
±0.05
|
±13
|
<0.75
|
Φ6.00
|
500~1000
|
±0.13
|
±10
|
<0.75
|
Φ6.35
|
500~1000
|
±0.13
|
±10
|
<0.75
|
Φ8.00
|
200~600
|
±0.15
|
±10
|
<0.8
|
注:试验压力均为100MPa壁厚由用确定
|