Oil steel pipe
Oil steel tube is mainly used in petroleum companies. JST steel pipe for oil and coal includes drill pipe, tubing, casing, coupling stock, line pipe, and so found on. Tubing is a pipe that transports crude and propane from the hydrocarbon zone to the pipe on his or her earth surface after exploration.
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Product Parameters


Product NameCarbon steel pipe/tube
TypeSeamless and welding pipe/tube
ShapeRound pipe, Square pipe, Rectangular pipe
Outside Diameter6mm-630mm(seamless pipe)  
9.5mm-1200mm(welding pipe)    
or as customer's requirement
Wall Thickness2.5mm-30mm(seamless pipe)  
20.5mm-20mm(welding pipe)  
or as customer's requirement
Length6M & as customer's requirement
StandardASTM,AISI,DIN,EN,BS,GB,JIS
GradeASTM/ASME: A36, A283, A285, A514, A516, A572, A1011/A1011M
GB: Q195, Q235/Q235B, Q255, Q275, Q345/Q345B, Q420, Q550, Q690
JIS: SS400, G3131 SPHC, G3141 SPCC, G4051 S45C, G4051 S50C
AISI: 1018, 1020, 1045 / SAE: 1010, SAE 1020, SAE 1045
TechniqueHot rolled / Cold rolled
TypeMild steel / Medium carbon steel / High carbon steel
SurfaceCoating, Pickling,Phosphating
ProcessingWelding, Cutting, Bending, Decoiling


Chemical Properties of Frequently-used


StandardGradeC%Mn%Si%P%S%Cr%Ni%Cu%
JIS G3103SS330


<0.050<0.050<0.20

SS400


<0.050<0.050<0.20

SS40


<0.050<0.050<0.20

JIS G4051-2005S15C0.13-0.180.30-0.600.15-0.35<0.030<0.035<0.20

S20C0.18-0.230.30-0.600.15-0.35<0.030<0.035<0.20<0.20<0.20
ASTM A36ASTMA36<0.220.50-0.0<0.40<0.040<0.050<0.20<0.20<0.20
ASTM A568SAE10150.13-0.180.30-0.60
<0.040<0.050<0.20<0.20<0.30
SAE10170.15-0.200.30-0.60
<0.040<0.050<0.20<0.20<0.30
SAE10180.15-0.200.60-0.0
<0.040<0.050<0.20<0.20<0.30
SAE10200.15-0.200.30-0.60
<0.040<0.050<0.20<0.20<0.30
EN10025S235JR0.15-0.20<1.40
<0.035<0.035<0.20

S275JR<0.22<1.40
<0.035<0.035<0.20


Product Display

carbon steel pipe


→ Product Package
e971ca248f095a3232bf5c9f3dd1996
4da00c36a04896a97aadc2c1de21178
5040c5cb2768087d30331da3c62452a
394bd8aeaa34220df941fe1b0e98f13
→ FAQ

Q: What is your MOQ?

A: We will provide Original Mill Usually 25 tonnes, but it can be adjusted according to your needs and the actual situation of the inventory.

Q: What is the delivery time?

A: 10-15 days

Q: What kind of payment terms would you accept?

A: We always do T/T.30% T/T as deposit,70% T/T as balance.

Q: Do you provide samples Is it free or extra?

A: Yes, we could offer free samples.

Q: How can I know the price exactly?

A: You can contact me on WhatsApp or call me,and tell me the specification of your products.

What are the advantages of your company?

A: We have many professionals, technical personnel, more competitive prices and best after-dales service than other metal materials companies.

How many coutries you already exported ?

A: We have become trade partners with more than 50 countries around the world, mainly exporting to the United States, Russia, Britain, Kuwait, Egypt, Türkiye, Jordan, India, etc.

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