電 話:0510-83239979
手 機:13357925234、13771545693
Q。眩1819121666
郵 箱:1819121666@qq.com
聯(lián)系人:麻經(jīng)理
地 址:無錫市惠山區(qū)西漳工業(yè)園
89x12 |
146x30 |
194x35 |
245x50 |
377x20 |
89x20 |
159x18 |
194x40 |
245x55 |
377x25 |
89x26 |
159x22 |
194x50 |
273x20 |
377x30 |
89x30 |
159x25 |
219x20 |
273x22 |
377x35 |
108x16 |
159x30 |
219x25 |
273x25 |
377x40 |
108x20 |
159x35 |
219x28 |
273x28 |
377x45 |
108x26 |
159x40 |
219x30 |
273x30 |
377x50 |
108x30 |
168x20 |
219x35 |
273x32 |
377x55 |
114x18 |
168x25 |
219x40 |
273x35 |
377x60 |
114x22 |
168x28 |
219x45 |
273x40 |
406x20 |
114x28 |
168x30 |
219x48 |
273x45 |
406x26 |
133x18 |
168x35 |
219x50 |
273x50 |
406x32 |
133x22 |
168x40 |
203x20 |
273x55 |
406x40 |
133x26 |
180x16 |
203x30 |
325x20 |
426x20 |
133x30 |
180x20 |
203x40 |
325x25 |
426x25 |
140x20 |
180x25 |
245x20 |
325x30 |
426x30 |
140x25 |
180x30 |
245x25 |
325x35 |
426x35 |
140x28 |
180x35 |
245x28 |
325x40 |
426x40 |
140x32 |
180x40 |
245x30 |
325x45 |
426x50 |
140x40 |
194x18 |
245x35 |
325x50 |
426x60 |
146x20 |
194x24 |
245x40 |
325x55 |
|
146x25 |
194x30 |
245x45 |
325x60 |
|
鋼管種類 |
外徑(D) |
鋼管壁厚(S) | ||
冷拔管 |
鋼管外徑(mm) |
允許偏差(mm) |
鋼管壁厚(mm) |
允許偏差(mm) |
>30-50 |
±0.3 |
≤30 |
±10% | |
>50-219 |
±0.8% | |||
熱軋管 |
>219 |
±1.0% |
>20 |
±10% |
標準 |
牌號 |
抗拉強度(MPa) |
屈服強度(MPa) |
伸長率(%) |
GB/T8162 |
10 |
≥335 |
≥205 |
≥24 |
20 |
≥390 |
≥245 |
≥20 | |
35 |
≥510 |
≥305 |
≥17 | |
45 |
≥590 |
≥335 |
≥14 | |
Q345 |
≥490 |
≥325 |
≥21 | |
15CrMo |
≥440 |
≥295 |
≥22 | |
12Cr1MoV |
≥490 |
≥245 |
≥22 | |
ASTM A53
ASME SA53 |
A |
≥330 |
≥205 |
查看ASTM A53的表
查看ASME SA53的表 |
B |
≥415 |
≥240 |
標準 |
牌號 |
化學成分(%) | |||||||||
C |
Si |
Mn |
P |
S |
Cu |
Ni |
Mo |
Cr |
V | ||
GB/T8162 |
10 |
0.07-0.14 |
0.17-0.37 |
0.35-0.65 |
≤0.035 |
≤0.035 |
≤0.25 |
≤0.25 |
/ |
≤0.15 |
/ |
20 |
0.17-0.24 |
0.17-0.37 |
0.35-0.65 |
≤0.035 |
≤0.035 |
≤0.25 |
≤0.25 |
/ |
≤0.25 |
/ | |
35 |
0.32-0.40 |
0.17-0.37 |
0.50-0.80 |
≤0.035 |
≤0.035 |
≤0.25 |
≤0.25 |
/ |
≤0.25 |
/ | |
45 |
0.42-0.50 |
0.17-0.37 |
0.50-0.80 |
≤0.035 |
≤0.035 |
≤0.25 |
≤0.25 |
/ |
≤0.25 |
/ | |
Q345 |
0.12-0.20 |
0.20-0.55 |
1.20-1.60 |
≤0.035 |
≤0.035 |
≤0.25 |
≤0.25 |
/ |
≤0.25 |
/ | |
15CrMo |
0.12-0.18 |
0.17-0.37 |
0.40-0.70 |
≤0.035 |
≤0.035 |
≤0.25 |
≤0.30 |
0.40-0.55 |
0.80-1.10 |
/ | |
12Cr1MoV |
0.08-0.15 |
0.17-0.37 |
0.40-0.70 |
≤0.035 |
≤0.035 |
≤0.25 |
≤0.30 |
0.25-0.35 |
0.90-1.20 |
0.15-0.30 | |
ASTMA53
ASMESA53 |
A |
≤0.25 |
/ |
≤0.95 |
≤0.05 |
≤0.06 |
≤0.40 |
≤0.40 |
≤0.15 |
≤0.40 |
≤0.08 |
B |
≤0.30 |
/ |
≤1.20 |
≤0.05 |
≤0.06 |
≤0.40 |
≤0.40 |
≤0.15 |
≤0.40 |
≤0.08 |