外徑/mm×壁厚/mm |
理論質(zhì)量/(kg/m) |
外徑/mm×壁厚/mm |
理論質(zhì)量/(kg/m) |
14×4 |
0.986 |
19×5 |
1.73 |
15×4 |
1.09 |
24×4.5 |
2.16 |
15×4.5 |
1.17 |
24×6 |
2.66 |
25×5 |
2.47 |
102× |
41.95 |
25×6 |
108×14 |
32.45 |
|
25×7 |
127×14 |
||
35×6 |
4.29 |
127×17 |
46.12 |
35×9 |
5.77 |
||
43×7 |
6.21 |
127× |
54.89 |
43×l0 |
8.14 |
133×17 |
48.63 |
49×8 |
8.09 |
154×23 |
74.30 |
49×10 |
9.62 |
159×18 |
62.59 |
57×9 |
10.65 |
159×19 |
65.60 |
68×9 |
13.09 |
159×20 |
68.55 |
68×l0 |
14.30 |
159×28 |
90.45 |
68×13 |
17.63 |
168×28 |
96.67 |
70×l0 |
14.80 |
180×19 |
75.43 |
83×9 |
16.42 |
180×22 |
85.72 |
83×10 |
18.00 |
180×30 |
110.97 |
83×ll |
19.53 |
219×35 |
158.81 |
83×15 |
25.15 |
273x18 |
113.19 |
102×11 |
24.68 |
273×20 |
124.78 |
102×14 |
30.38 |
273×34 |
200.39 |
102x17 |
35.64 |
273×40 |
229.83 |
注：(1)鋼管的通常長度為4—12m。
(2)允許偏差見表6-81。
標(biāo)準(zhǔn)
ASTM A333——Seamless and Welded Steel Pipe for Low-Temperature Service
主要生產(chǎn)鋼管牌號
Grade 1, Grade 3, Grade 4, Grade 6, Grade 7, Grade 8, Grade 9, Grade 10, Grade 11
沖擊溫度
級別 |
最低沖擊試驗溫度 |
|
℉ |
℃ |
|
Grade 1 |
-50 |
-45 |
Grade 3 |
-150 |
-100 |
Grade 4 |
-150 |
-100 |
Grade 6 |
-50 |
-45 |
Grade 7 |
-100 |
-75 |
Grade 8 |
-320 |
-195 |
Grade 9 |
-100 |
-75 |
Grade 10 |
-75 |
-60 |
力學(xué)性能
標(biāo)準(zhǔn) |
牌號 |
抗拉強(qiáng)度（MPa） |
屈服強(qiáng)度（MPa） |
伸長率（％） |
|
縱向 |
橫向 |
||||
ASTM A333 |
Grade 1 |
≥380 |
≥205 |
≥35 |
≥25 |
Grade 3 |
≥450 |
≥240 |
≥30 |
≥20 |
|
Grade 4 |
≥415 |
≥240 |
≥30 |
≥16.5 |
|
Grade 6 |
≥415 |
≥240 |
≥30 |
≥16.5 |
|
Grade 7 |
≥450 |
≥240 |
≥30 |
≥22 |
|
Grade 8 |
≥690 |
≥515 |
≥22 |
||
Grade 9 |
≥435 |
≥315 |
≥28 |
||
Grade 10 |
≥550 |
≥450 |
≥22 |
||
Grade 11 |
≥450 |
≥240 |
≥18 |
||
化學(xué)成分
