API 5L 管线管接箍,LP,NPT,COUPLING,ANSI B1.20.1 ANSI A856\NPT螺纹
详细介绍
名称： GB/T9711.1\API SPEC 5L管线管、(英文：LinePipe ）管线管全尺寸接箍(LinePipe Coupling)、管线管半尺寸接箍(LinePipe Half Coupling)
用途： 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。
主要材质为L245、L290、L360、L415、L480、GR.B、X42、X46、X56、X65、X70、X80、X100等钢级。
螺纹 扣型： API 5B-LP螺纹
ANSI B1.20.1 ANSI A856\NPT螺纹
规格型号： API 5L管线管规范
油井用钢管用 LP 60° 1/8～20D 1/16 标准的 60 度锥管螺纹
规格：2” 3” 4” 6” 8” 10”
钢级：B X42 X52 等
扣型：LP全尺寸管线管接箍
主要参数：LP全尺寸管线管接箍螺纹的锥度是1:16 ，规格2”的螺距是2.209mm(即每英寸11-1/2牙)，螺纹齿高1.679mm 。规格3”和4”的螺距是3.175mm(即每英寸8牙)，螺纹齿高2.413mm 。
产品优势：
1. 产品执行API 5L/5B的标准。
2. 材料具有优良的强度和韧性。
3. 尺寸加工精密，具有严格的内控精度。
4. 抗粘扣性能好。
5. 产品外观色泽鲜艳、标识清楚。
6. 产品包装牢固、密封，便于运输和储存。
7. 产品价格合理。
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 | 621~827 |
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 | - | |
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