管道容器设备结构用管 DIN1629
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产品描述
标准:
ASTM A519, DIN1629, DIN2391, ASTM A513, BS6323, EN10305-1, JIS3441
用途:
适用于制造管道、容器、设备、管件及钢结构
主要生产钢管牌号 :
St37.0, St44.0, St52.0
化学成份(%):
标准Standard |
牌号Grade |
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Cu |
V |
Q/BQB 203 DIN1629 |
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 |
- |
机械性能:
标准Standard |
钢级 Grade |
抗拉强度Tensile Strength (MPa) |
屈服强度Yield Strenght Not less than |
伸长率Elongation Not less than |
冲击试验Impact Test |
||
≤16mm |
>16-30mm |
Temperature (℃) |
Absorbed Energy (KV/J) |
||||
Q/BQB203 DIN1629 |
- |
- |
≤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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