| 是否有现货： | 是 | 认证： | 恩钢管道 |
| 形状： | 圆管 | 用途： | 管道 |
| 壁厚： | 厚壁钢管 | 类型： | 焊接钢管 |
| 等级： | 1 | 型号： | 406 |
| 规格： | 406--1220 | 商标： | 恩钢管道 |
| 包装： | 裸装 |
沧州恩钢管道设备有限公司管线管基本介绍
管线钢管用途:用于石油、天然气工业中的气、水、油输送
API SPEC 5L-2011(管线管规范)，是美国石油学会编制并发布的，在世界各地通用。 管线管:是把抽出地面的油、气或水，通过管线管输送到石油和天然气工业企业。管线管包括无缝和焊接管两种，其管端有平端、带螺纹端和承口端;其连接方式为端头焊接、接箍连接、承插连接等。该管主要材质为L245钢管、L290、L360钢管、L415钢管、L450钢管、GR.B、X42、X46、X56、X65、X70、X80、X100等钢级。
沧州恩钢管道设备有限公司性能特点管线钢管沧州恩钢管道设备有限公司管线管标准:
API SPEC 5L--美国石油学会标准
GB/T9711--中国
用途:
用于石油、天然气工业中的氧、水、油输送管
主要生产钢管牌号:
B、X42、X52、X60、X65、X70 L245 L290 L320 L360 L390 L450 L485
技术参数力学性能:
| Standard | Product Level | Steel grade | Yield Strength (min), Mpa | Tensile Strength(MPa) |
| API 5L GB/T9711.2 | PSL 1 | A or L210 | 210 | 335 |
| B or L245 | 245 | 415 | ||
| x42 or L290 | 290 | 415 | ||
| X46 or L320 | 320 | 435 | ||
| X52 or L360 | 360 | 460 | ||
| X56 or L390 | 390 | 490 | ||
| X60 or L415 | 415 | 520 | ||
| X70 | 483 | 565 | ||
| PSL 2 | BR or L245R | 245~450 | 415~760 | |
| X42R or L290R | 290~495 | 415~760 | ||
| BN or L245N | 245~450 | 415~760 | ||
| X42N or L290N | 290~495 | 415~760 | ||
| X46N or L320N | 320~525 | 435~760 | ||
| X52N or L360N | 360~530 | 460~760 | ||
| X56N or L390N | 390~545 | 490~760 | ||
| X60N or L415N | 415~565 | 520~760 | ||
| X65N or L450N | 425~566 | 525~760 | ||
| X70 or L480 | 484~565 | 565~768 | ||
| X80 | 552~690 | ~827 |
管线管化学元素表:
| roduct Level | Steel grade | Chemical composition, % | ||||||||
| C | Mn | P | S | Si | V | Nb | Ti | CEpcm | ||
| PSL 1 | B or L245 | ≤0.28 | ≤1.20 | ≤0.030 | ≤0.030 | - | - | - | - | - |
| x42 or L290 | ≤0.28 | ≤1.30 | ≤0.030 | ≤0.030 | - | - | - | - | - | |
| X46 or L320 | ≤0.28 | ≤1.40 | ≤0.030 | ≤0.030 | - | - | - | - | - | |
| X52 or L360 | ≤0.28 | ≤1.40 | ≤0.030 | ≤0.030 | - | - | - | - | - | |
| X56 or L390 | ≤0.28 | ≤1.40 | ≤0.030 | ≤0.030 | - | - | - | - | - | |
| X60 or L415 | ≤0.28 | ≤1.40 | ≤0.030 | ≤0.030 | - | - | - | - | - | |
| X70 | ≤0.28 | ≤1.40 | ≤0.030 | ≤0.030 | - | - | - | - | - | |
| PSL 2 | BR or L245R | ≤0.24 | ≤1.20 | ≤0.025 | ≤0.015 | ≤0.40 | c | c | ≤0.04 | ≤0.25 |
| X42R or L290R | ≤0.24 | ≤1.20 | ≤0.025 | ≤0.015 | ≤0.40 | ≤0.06 | ≤0.05 | ≤0.04 | ≤0.25 | |
| BN or L245N | ≤0.24 | ≤1.20 | ≤0.025 | ≤0.015 | ≤0.40 | c | c | ≤0.04 | ≤0.25 | |
| X42N or L290N | ≤0.24 | ≤1.30 | ≤0.025 | ≤0.015 | ≤0.40 | ≤0.06 | ≤0.05 | ≤0.04 | ≤0.25 | |
| X46N or L320N | ≤0.24 | ≤1.40 | ≤0.025 | ≤0.015 | ≤0.40 | ≤0.07 | ≤0.05 | ≤0.04 | ≤0.25 | |
| X52N or L360N | ≤0.24 | ≤1.40 | ≤0.025 | ≤0.015 | ≤0.45 | ≤0.10 | ≤0.05 | ≤0.04 | ≤0.25 | |
| X56N or L390N | ≤0.24 | ≤1.40 | ≤0.025 | ≤0.015 | ≤0.45 | ≤0.10 | ≤0.05 | ≤0.04 | ≤0.25 | |
| X60N or L415N | ≤0.24 | ≤1.40 | ≤0.025 | ≤0.015 | ≤0.45 | ≤0.10 | ≤0.05 | ≤0.04 | - | |
| X65N or L450N | ≤0.24 | ≤1.40 | ≤0.025 | ≤0.015 | ≤0.45 | ≤0.10 | ≤0.05 | ≤0.04 | - | |
| X70N | ≤0.24 | ≤1.40 | ≤0.025 | ≤0.015 | ≤0.45 | ≤0.10 | ≤0.05 | ≤0.04 | - | |
| X80 | ≤0.24 | ≤1.40 | ≤0.025 | ≤0.015 | ≤0.45 | ≤0.10 | ≤0.05 | ≤0.04 | - | |
