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管道容器設(shè)備結(jié)構(gòu)用管
發(fā)布日期：21-08-25 10:30:42 訪問(wèn)次數(shù)：3258
管道、容器、設(shè)備結(jié)構(gòu)用管
Steel Pipes for Pipeline, Vessel and Equipment Structures.
標(biāo)準(zhǔn)：Standards:
ASTM A519, DIN1629, DIN2391, ASTM A513, BS6323, EN10305-1, JIS3441
用途Application:
適用于制造管道、容器、設(shè)備、管件及鋼結(jié)構(gòu)
It is used for manufacturing pipeline, vessel, equipment, pipe fittings and steel structure.
主要生產(chǎn)鋼管牌號(hào) Main Steel Tube Grades:
St37.0, St44.0, St52.0
化學(xué)成份Chemical Composition (%):
|
標(biāo)準(zhǔn)Standard |
牌號(hào)Grade |
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Cu |
V |
|
Q/BQB 203 |
ST37.0 |
≤0.17 |
0.17-0.37 |
0.35-0.65 |
≤0.025 |
≤0.020 |
≤0.25 |
≤0.25 |
≤0.25 |
- |
|
ST44.0 |
≤0.21 |
0.17-0.37 |
0.50-0.80 |
≤0.025 |
≤0.020 |
≤0.25 |
≤0.25 |
≤0.25 |
- |
|
|
ST55 |
0.33-0.41 |
0.17-0.37 |
0.50-0.80 |
≤0.025 |
≤0.020 |
≤0.25 |
≤0.25 |
≤0.25 |
- |
|
|
ST52.0 |
≤0.22 |
≤0.55 |
≤1.60 |
≤0.025 |
≤0.020 |
≤0.25 |
≤0.25 |
≤0.25 |
- |
|
|
CK45 |
0.42-0.50 |
0.17-0.37 |
0.50-0.80 |
≤0.025 |
≤0.020 |
≤0.25 |
≤0.25 |
≤0.25 |
- |
Note: Grades other than the a.m. chart can be made available through consultations.
機(jī)械性能Mechanical Properties:
|
標(biāo)準(zhǔn)Standard |
鋼級(jí) |
抗拉強(qiáng)度Tensile Strength |
屈服強(qiáng)度Yield Strenght |
伸長(zhǎng)率Elongation |
沖擊試驗(yàn)Impact Test |
||
|
≤16mm |
＞16-30mm |
Temperature |
Absorbed Energy |
||||
|
Q/BQB203 |
- |
- |
≤16mm |
＞16mm |
- |
- |
- |
|
ST37.0 |
350-480 |
235 |
225 |
25 |
- |
- |
|
|
ST44.0 |
420-550 |
275 |
265 |
21 |
- |
- |
|
|
ST55 |
540-645 |
295 |
285 |
17 |
- |
- |
|
|
ST52.0 |
500-650 |
355 |
345 |
21 |
- |
- |
|
|
CK45 |
590-730 |
335 |
325 |
14 |
- |
- |
|
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