Line pipe

Product Name	Material	Standard	Specification	Application
Line pipe	A B X42 X46 X52 影院TV; X56 X60 X65 X70 X80 L245 L290 L360 L415 L450	API SPEC 5L GB/T9711.1 GB/T9711.2	∮32-1240*3-100	apply to oil, gas, water, oxygen transport in 好姑娘姐姐oil and gas industry

Standard

Product Specification Level

Steel grade

Chemical composition, %

CEpcm

API 5L

PSL 1

L210 or A

≤
0.22

≤
0.90

≤
0.030

≤
0.25

L245 or B

≤
0.28

≤
1.20

≤
0.030

≤
0.25

L290 or x42

≤
0.28

≤
1.30

≤
0.030

≤
0.25

L320 or X46

≤
0.28

≤
1.40

≤
0.030

≤
0.25

L360 or X52

≤
0.28

≤
1.40

≤
0.030

≤
0.25

L390 or X56

≤
0.28

≤
1.40

≤
0.030

≤
0.25

L415 or X60

≤
0.28

≤
1.40

≤
0.030

≤
0.25

PSL 2

L245Ror BR

≤
0.24

≤
1.20

≤
0.025

≤
0.015

≤
0.40

≤
0.04

≤
0.25

L290R or X42R

≤
0.24

≤
1.20

≤
0.025

≤
0.015

≤
0.40

≤
0.06

≤
0.05

≤
0.04

≤
0.25

L245N or BN

≤
0.24

≤
1.20

≤
0.025

≤
0.015

≤
0.40

≤
0.04

≤
0.25

L290N or X42N

≤
0.24

≤
1.20

≤
0.025

≤
0.015

≤
0.40

≤
0.06

≤
0.05

≤
0.04

≤
0.25

L320N or X46N

≤
0.24

≤
1.40

≤
0.025

≤
0.015

≤
0.40

≤
0.07

≤
0.05

≤
0.04

≤
0.25

L360N or X52N

≤
0.24

≤
1.40

≤
0.025

≤
0.015

≤
0.45

≤
0.10

≤
0.05

≤
0.04

≤
0.25

L390N or X56N

≤
0.24

≤
1.40

≤
0.025

≤
0.015

≤
0.45

≤
0.10

≤
0.05

≤
0.04

≤
0.25

L415N or X60N

≤
0.24

≤
1.40

≤
0.025

≤
0.015

≤
0.45

≤
0.10

≤
0.05

≤
0.04

協商
Negotiation

Note：c：Unless otherwise agreed, the sum of V and Nb MV美麗should be ≤0.06%.
Note: c: The sum of the columbium [niob高清版TVium], and vanadium contents shall not exceed 0.06% GO免費except that, by agreement between the pu直播GOrchaser and
the manufacturer, an alternative maximum may be 噼裡啪啦高清established.

Standard	Product Specification Level	Steel grade	Yield Strength (min), Mpa	Tensile Strength(min), Mpa
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

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