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schedule 80 steel pipe

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schedule 80 seamless carbon steel pipe

1.Material:ASTM A53,A135,A179,API5L
2.pipe surface:black paint or oiled

schedule 80 seamless carbon steel pipe

1. Material:ASTM A53,A135,A179,API5L
2.seamless steel pipe surface:black paint or oiled

 

seamless steel pipe standard

Standard:ASTM,DIN,JIS,EN.

ASTM A135-A

ASTM A53-A DIN1626 ST35.8

ASTM A106-A DIN1629 ST35.4

ASTM A179-C ST45-8

ASTM A192 ST42

ASTM 315-C

ASTM A53-B

ASTM A106-B

ASTM A178-C

ASTM A210-A

DIN1629 St37.0,St44.0,St52.0
DIN17175 St35.8,St45.8,10CrMo910
DIN2391 St35,St45,St52.3

API SPEC 5L

PSL 1:A25\A\B\X42\X46\X52\X56\X60\ X65 \X70

ASTM A500 Gr. A,B,C,D

ASTM A53 Gr. A,B

ASTM A106 Gr. A,B,C

ASTM A335 Gr. P1,P2,P5,P9,P11,P12,P15,P21P22,P91,P92

ASTM A199 Gr. T4,T5,T7,T9,T11,T21,T22,T91

DIN2391-2 Gr. St35,St45,St52

DIN1629 Gr. St37.0,St52.0

 

seamless steel pipe/tube

Chemical Composition(%)

 

Standard

grade

Chemical Composition(%)

 

 

 

 

 

C

Si

Mn

P

S

Cu

Ni

Cr

DIN 17175

ST37

ST35.8

0.07~0.14

0.17~0.37

0.35~0.65

≤0.035

≤0.035

≤0.25

≤0.25

≤0.15

ASTM A106

ASTM A53

API 5L

B

0.17~0.24

0.17~0.37

0.35~0.65

≤0.035

≤0.035

≤0.25

≤0.25

≤0.25

DIN 17175

ST42

ST45

0.42~0.50

0.17~0.37

0.50~0.80

≤0.035

≤0.035

≤0.25

≤0.25

≤0.25

DIN 1629

Q345

ST52

16Mn

0.12~0.20

0.20~0.55

1.20~1.60

≤0.035

≤0.035

≤0.25

≤0.25

≤0.25

Standard

Grade

Mechanical Behavior

Strength of Extension(MPa)

Yield Strength(MPa)

Elongation(%)

DIN 17175

ST37

ST35.8

≥335

≥205

≥24

ASTM A106

ASTM A53

API 5L

B

≥390

≥245

≥20

DIN17175

ST45

ST42

≥590

≥335

≥14

DIN1629

Q345

ST 52

16Mn

≥490

≥325

≥21

 
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