Product Name | Carbon Steel Seamless Pipe |
Origin | Shandong Liaocheng |
Standard | API, ASTM, BS, DIN, GB, JIS |
Material | 10#, 20#, 45#, Q235, Q345, Q195, Q215, Q345C, Q345A |
ASTM A53A, ASTM A53B, ASTM A178C, ASTM A106B, API5L | |
ST37, ST37-2, DIN 1629 ST35, ST45, DIN 17175 ST35.8, DIN 17175 19Mn5 | |
16Mn, Q345B, T1, T2, T5, T9, T11, T12, T22, T91, T92, P1, P2, P5, P9, P11, P12, P22, P91, P92, 15CrMO, Cr5Mo, 10CrMo910, 12CrMo, 13CrMo44, 30CrMo, A333
GR.1, GR.3, GR.6, GR.7
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Gr.B, X42, X46, X52, X60, X65, X70, X80, X100 | |
Wall Thickness | SCH10 SCH20 SCH30 STD SCH40 SCH60 XS SCH80 SCH100 SCH120 SCH140 SCH160 XXS |
Outer Diameter | Seamless:17-914mm 3/8"-36" |
Theoretical Weight | [(OD - Wall thickness)* Wall thickness]*0.02466=kg/ m (weight per meter) |
Dia Tolerance | Control with in the standard, OD:±1%, WT:±10% |
Mechanical properties |
Tensile strength (σb)
Yield point (σs)
Elongation after fracture (σs)
Shrinkage of section (ψ)
Hardness
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Classification |
According to the section shape: circular section pipe and special-shaped section pipe;
According to the material: carbon steel pipe, alloy steel pipe, stainless steel pipe, composite pipe; According to the connection mode: threaded connection pipe, welded pipe; According to the production method: hot rolling (extrusion, top, expansion) pipe, cold rolling (drawing) pipe; According to the use: boiler pipe, oil well pipe, pipeline pipe, structure pipe, fertilizer pipe. |
Production process |
Main production process of hot rolled seamless steel pipe (△ main inspection process) :
Preparation and inspection of tube blank△ →Heating of tube blank → perforation → Rolling of tube → reheating of steel tube → fixed (reduced) diameter → Heat treatment △→Straightening of finished pipe → finishing → inspection △(non-destructive, physical and chemical, table inspection) → storage
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Cold rolled (drawing) seamless steel pipe main production process :
Blank preparation → pickling and lubrication → cold rolling(drawing) → Heat treatment → straightening → finishing → inspection
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Inspection | ISO, BV, SGS, MTC |
Package |
Steel strip packed.Standard export seaworthy package.
Suit for all kinds of transport, or as required.
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MOQ |
1 MetricTon, sample
Order accepted
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Shipment Time | 7-10 working days after receiving the deposit or L/C. |
Carbon Hot Rolled/Cold Rolled/Cold Drawn Galvanized/ Precision/Seamless Steel Pipe
Shandong Longhai Steel Co.,Ltd
. is located in Jinan, the world's spring water capital. It is a diversified private enterprise,involving many fields such as steel trading, production, processing, and international trade. Mainly deals in steel sheet, profiles steel, hot rolled, cold-rolled, galvanized, color coated, roof sheets, sandwich panel, imported wear-resistant plates WEL-HARD400, WEL-HARD500, etc.
Company is currently in a stage of rapid development and has long term strategic cooperation with Shandong Iron and Steel Group (
Jinan steel, Laiwu Steel, Rizhao Steel, Shougang, Baotou Steel, Tianjin steel, Nanjin steel, Baosteel and other mills.
)Through the eficient integration of industry resources, it has formed a perfect Service network. Over the years, we have actively explored the market. Up to now, our customer groups have spread across United States, Brazil, Russia, Dubai, Denmark, Mexico, Ukraine, Romania and other places. We have cooperated with more than 2,000 customers and won the trust of our customers.
Company will uphold the service concept of "pragmatism, integrity, cooperation, and win-win", continue to innovate and make unremitting efforts to establish an international trade hub that quickly connects with global trade needs.All employees of the company will continue to serve customers, develop together, and cooperate for a win-win situation!
After years of grinding,
Shandong Longhai Steel Co., Ltd.
stands at a new starting point of development, looking forward to the future, our development is still a long way to go. In the future, we will be more solid work style, more pragmatic work attitude, further strengthen the quality awareness, brand awareness, characteristic awareness, and further highlight the purpose of service in the exhibition. We sincerely welcome friends from all over the world to come to us!
We welcome friends from all over the world to come here and make innovations together.If you are interested in our products, you can contact me directly for catalog and consultation details!
We will do the following:
1. We will provide you with detailed technical data and drawing.
2. Strict quality control and careful supervision to ensure the best crane for you.
3. Strict process control to make sure the crane will be delivered on time.
4. We will help handling shipment documents.
5. Our senior engineers can provide installation guidance, commissioning and training services.
6. Delivery with English user manual, parts manual, product certification and revelant certificates.
Q:Can you send samples?
A:Of course, we can send samples to all parts of the world, our samples are free, but customers need to bear the courier costs.