銷售熱線：13376216888
低中壓鍋爐管GB3087/直徑38壁厚4mm無縫鋼管質量好
|
34×4-5-6-8
|
152×4.5-6-8-12-14-16-18-20-25-30
|
450×10-12-14-16-20-25-34-40-50
|
|
36×3.5-5-6-8
|
159×4.5-6-10-12-14
|
480×10-12-14-16-18-20-25-30-40
|
|
38×4-5-6-7-8-9-10
|
159×16-18-20-22-25-30
|
500×10-12-14-16-20-25-34-40-50
|
|
39×3.5-5-8-10
|
168×8-10-12-14-20-25-30-35
|
510×10-12-14-16-20-25-34-40-50
|
|
42×3.5-4-5-6-7-8-9-10
|
180×8-12-16-25-30
|
530×10-12-14-16-18-20-30-40
|
|
縱向力學性能
|
|
|
|
|
|
|
標準
|
牌號
|
抗拉強度(MPa)
|
屈服點（MPa）≥
|
伸長率（%） ≥
|
沖擊功(J)≥
|
|
GB/T3087-2008
|
10#
|
333-475
|
196
|
24
|
-
|
|
20#
|
392-588
|
245/226
|
20
|
-
|
|
|
GB/T5310-2017
|
20G
|
410-550
|
245
|
24
|
35
|
|
20MnG
|
≥415
|
240
|
22
|
35
|
|
|
25MnG
|
≥485
|
275
|
20
|
35
|
|
|
15MoG
|
450-600
|
270
|
22
|
35
|
|
|
20MoG
|
≥415
|
220
|
22
|
35
|
|
|
12CrMoG
|
410-560
|
205
|
21
|
35
|
|
|
15CrMoG
|
440-640
|
235
|
21
|
35
|
|
|
12Cr2MoG
|
450-600
|
280
|
20
|
35
|
|
|
12Cr1MoVG
|
470-640
|
255
|
21
|
35
|
|
|
12Cr2MoWVTib
|
540-735
|
345
|
18
|
35
|
|