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API管线管
执行标准: API SPEC 5L
用途:用于石油、天然气工业中的气、水、油输送
标准 | 产品规定类别 | 钢级 | 化学成分 | ||||||||
C | Mn | P | S | Si | V | Nb | Ti | CEpcm | |||
API 5L | PSL 1 | L210 or A | ≤ | ≤ | ≤ | ≤ | - | - | - | - | ≤ |
L245 or B | ≤ | ≤ | ≤ | ≤ | - | - | - | - | ≤ | ||
L290 or x42 | ≤ | ≤ | ≤ | ≤ | - | - | - | - | ≤ | ||
L320 or X46 | ≤ | ≤ | ≤ | ≤ | - | - | - | - | ≤ | ||
L360 or X52 | ≤ | ≤ | ≤ | ≤ | - | - | - | - | ≤ | ||
L390 or X56 | ≤ | ≤ | ≤ | ≤ | - | - | - | - | ≤ | ||
L415 or X60 | ≤ | ≤ | ≤ | ≤ | - | - | - | - | ≤ | ||
PSL 2 | L245Ror BR | ≤ | ≤ | ≤ | ≤ | ≤ | c | c | ≤ | ≤ | |
L290R or X42R | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ||
L245N or BN | ≤ | ≤ | ≤ | ≤ | ≤ | c | c | ≤ | ≤ | ||
L290N or X42N | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ||
L320N or X46N | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ||
L360N or X52N | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ||
L390N or X56N | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ||
L415N or X60N | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | ≤ | 协商 | ||
| |||||||||||
标准 | 产品规定类别 | 钢级 | 屈服强度 | 抗拉强度 |
API 5L | PSL 1 | L210 or A | 210 | 335 |
L245 or B | 245 | 415 | ||
L290 or x42 | 290 | 415 | ||
L320 or X46 | 320 | 435 | ||
L360 or X52 | 360 | 460 | ||
L390 or X56 | 390 | 490 | ||
L415 or X60 | 415 | 520 | ||
PSL 2 | L245Ror BR | 245~450 | 415~760 | |
L290R or X42R | 290~495 | 415~760 | ||
L245N or BN | 245~450 | 415~760 | ||
L290N or X42N | 290~495 | 415~760 | ||
L320N or X46N | 320~525 | 435~760 | ||
L360N or X52N | 360~530 | 460~760 | ||
L390N or X56N | 390~545 | 490~760 | ||
L415N or X60N | 415~565 | 520~760 |
钢管名义外径范围 | 钢管外径尺寸 | 涂层类别 | 涂层 | 涂层厚度 |
DN100~600 | 114.3~609.6 | 3PE(三层聚乙烯) | 层:环氧粉末(绿色) | 2.0~4.5mm |
中间层:胶粘剂(白色) | ||||
外层:聚乙烯(黑色) | ||||
2PE(两层聚乙烯) | 层:胶粘剂 | 2.0~4.5mm | ||
外层:聚乙烯 | ||||
DN80~600 | 88.9~609.6 | 环氧粉末 | 环氧粉末 | 200~400um |
2FBE(双层环氧粉末) | 层:环氧粉末(绿色) | 400~800um | ||
外层:加强型环氧粉末(灰绿色) | ||||
DN100~600 | 114.3~609.6 | 3PP(三层聚丙烯) | 层:环氧粉末(绿色) | 2.5~3mm |
中间层:胶粘剂(白色) | ||||
外层:聚丙烯(白色) |
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