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CASING TUBE

3 125

1 usage: for liquid and gas transporting

2 feature: corrosion resistant, antirust
3 standard: GB, ASTM, API 
4 abundant stocks

CASING TUBE,API SPEC Petroleum Casing Tub

API SPEC Petroleum Casing Tube

Line Pipe

Application

It is used for conveying gas, water and petroleum of both the oil and natural gas industries.

Size(mm)

O.D. 6.0-323.0   W.T. 1-30   L max 12000

Grade and Chemical Composition (%)

Standard

Grade

Chemical Composition (%)

C

Mn

P

S

B

≤0.28

≤1.20

≤0.030

≤0.030

X42

≤0.28

≤1.30

≤0.030

≤0.030

X46,X52

≤0.28

≤1.40

≤0.030

≤0.030

 Mechanical Properties(MPa)(PSL1)

 Standard

Grade

Yield Strength (MPa)

Intensity of Tension (MPa)

Tensile Stretch A%

API

SPEC

5L

PSL1

 

psi

MPa

psi

MPa

Minumum(%)

B

35,000

241

60,000

414

21~27

X42

42,000

290

60,000

414

21~27

X46

46,000

317

63,000

434

20~26

X52

52,000

359

66,000

455

20~24

Grade and Chemical Composition (%)

 Standard

 Grade

Yield Strength(MPa)

Intensity of Tension(MPa)

Tensile Stretch A%

Shock Wave(J)

API 

SPEC

5L

PSL2

 

Min

Max

Min

Max

 

Min

B

241

448

414

758

21~27

41(27)

X42

290

496

414

758

21~27

41(27)

X46

317

524

434

758

20~26

41(27)

X52

359

531

455

758

20~24

41(27)

Mechanical Properties(MPa)(PSL2)

 Standard

 Grade

Chemical Composition(%)

C

Mn

TI

P

S

B

≤0.24

≤1.20

≤0.04

≤0.025

≤0.015

X42

≤0.24

≤1.30

≤0.04

≤0.025

≤0.015

X46,X52

≤0.24

≤1.40

≤0.04

≤0.025

≤0.015

.

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