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API 5L石油管线直缝钢管技术参数

发布时间:2012.07.06 新闻来源:直缝钢管_大口径直缝钢管_厚壁钢管_高频焊接钢管-河北美德钢管制造有限公司 浏览次数:

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,用于油井中抽取石油或天然气。

尺寸公差:

钢管种类

钢管外径(D)

钢管壁厚(S)

管体

钢管外径 (mm)

允许偏差(mm)

钢管外径(mm)

允许偏差(mm)

≥60.3且S<20

±0.75%

≤73.0

+15%,-12.5%

≥60.3且S≥20

±1.00%

>73.0且S<20

+15%,-12.5%

>73.0且S≥20

+17.5%,-10

API SPEC 5L 化学成分


标准
Standard

产品规定类别
PSL

钢级
Steel grade

化学成分 Chemical composition, %

C

Mn

P

S

Si

V

Nb

Ti

CEpcm

API 5L

GB/T9711.2

PSL 1

A or L210

≤0.22

≤0.90

≤0.030

≤0.030

-

-

-

-

≤0.25

B or L245

≤0.28

≤1.20

≤0.030

≤0.030

-

-

-

-

≤0.25

x42 or L290

≤0.28

≤1.30

≤0.030

≤0.030

-

-

-

-

≤0.25

X46 or L320

≤0.28

≤1.40

≤0.030

≤0.030

-

-

-

-

≤0.25

X52 or L360

≤0.28

≤1.40

≤0.030

≤0.030

-

-

-

-

≤0.25

X56 or L390

≤0.28

≤1.40

≤0.030

≤0.030

-

-

-

-

≤0.25

X60 or L415

≤0.28

≤1.40

≤0.030

≤0.030

-

-

-

-

≤0.25

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

≤1.20

≤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

协商

备注:c: 除非另有协议,否则V和Nb之和应≤0.06%。
Note: c: The sum of the columbium [niobium], and vanadium contents shall not exceed 0.06% except that, by agreement between the purchaser and
the manufacturer, an alternative maximum may be established.

API SPEC 5L 力学性能

标准
Standard

产品规定类别
Product Specification Level

钢级
Steel grade

屈服强度
Yield Strength (min), Mpa

抗拉强度
Tensile Strength(min), 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

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

防腐加工具体参数

钢管名义外径范围

钢管外径尺寸

涂层类别

涂层

涂层厚度

Nominal Diameter Range

Outside diameters Rang(mm)

Coating Type

Coating Layer

Coating thickness

DN100~600

114.3~609.6

3PE(三层聚乙烯)
Three layers polyethylene

一层:环氧粉末(绿色)

2.0~4.5mm

Inside layer: epoxy(Green)

中间层:胶粘剂(白色)

Mid Layer:adhesive(White)

外层:聚乙烯(黑色)

Outside layer:polyethylene (Black)

2PE(两层聚乙烯)
Two layers polyethylene

一层:胶粘剂

2.0~4.5mm

Inside layer: adhesive

外层:聚乙烯

Outside layer:polythene

DN80~600

88.9~609.6

FBE(环氧粉末)
epoxy

环氧粉末

200~400um

Epoxy

2FBE(双层环氧粉末)
Two layers epoxy

一层:环氧粉末(绿色)

400~800um

Inside layer: epoxy(Green)

外层:加强型环氧粉末(灰绿色)

Outside layer:intensity epoxy(sage green)

DN100~600

114.3~609.6

3PP(三层聚丙烯)
Three layers polypropylene

一层:环氧粉末(绿色)

2.5~3mm

Inside layer: epoxy(Green)

中间层:胶粘剂(白色)

Mid Layer:adhesive(White)

外层:聚丙烯(白色)

Outside layer:polypropylene(White)

上一篇:API 5L 直缝钢管

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