Haiyan Sanxin Steel Tube Co., Ltd.

 

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Home ProductsSeamless Cold Drawn Steel Tube

High Precision Round Erw Carbon Steel Pipe , Hydraulic Erw Welded Pipe

Good quality Seamless Cold Drawn Steel Tube for sales
Good quality Seamless Cold Drawn Steel Tube for sales
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High Precision Round Erw Carbon Steel Pipe , Hydraulic Erw Welded Pipe

China High Precision Round Erw Carbon Steel Pipe , Hydraulic Erw Welded Pipe supplier
High Precision Round Erw Carbon Steel Pipe , Hydraulic Erw Welded Pipe supplier High Precision Round Erw Carbon Steel Pipe , Hydraulic Erw Welded Pipe supplier High Precision Round Erw Carbon Steel Pipe , Hydraulic Erw Welded Pipe supplier High Precision Round Erw Carbon Steel Pipe , Hydraulic Erw Welded Pipe supplier

Large Image :  High Precision Round Erw Carbon Steel Pipe , Hydraulic Erw Welded Pipe

Product Details:

Place of Origin: Zhejiang, China (Mainland)
Certification: ISO 9001 TS16949 ISO 14001

Payment & Shipping Terms:

Minimum Order Quantity: negotiable
Price: negotiable
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Detailed Product Description
Standard: ASTM, DIN Grade: 10#, 20#, Q195, Q215, Q235, Q345, St37, St37-2, ST37.4, St45, St52, St52.4
Thickness: 1 - 35 Mm Section Shape: Round
Outer Diameter(Round): 6 - 350 Mm Application: Hydraulic Pipe
Technique: Cold Drawn Surface Treatment: Oil
Characteristic: Precision Cold Drawn Tube Production Method: Drawn Over A Mandrel (DOM)

 
EN10305-2 Cold Drawn Welded Precision Steel Tubes DOM tubing E155,E195,E235,E275,E355 +C +LC +SR +A +N
 
 
DOM is a process that is applied to tubing after it is initially constructed.It is refferred to as Seamless ,It can be said that do seamless process method on ERW tubes,So the tubes will have a high strength ,high quality .Material form E155  E195 E235 E275 E355 1020 1026 and so on .DOM tubing is commonly use in auto parts . 
 
Production Process: 
Cold rolling by Cold pilger machine and Cold rolling machine
Size: 20-350mm

1. Standard: 
EN10305-2 Cold Drawn Precision Seamless Steel Pipes

2. Steel Grade: 
E155,E195,E235,E275,E355, other materials upon agreement with customers.

3. Production method: 
Cold drawn on the welded steel tubes, to reach high accuracy on the OD and WT tolerance

4. Size range: 
O.D.:20-350mm W.T.:1-35mm L:max12000mm

5. Packing: 
In Hexagonal Bundles, with anti-rust oil protection, with seaworthy packing 

6. Deliver condition:
1). +C No heat treatment after the final cold drawing process
2). +LC After the final heat treatment there is a suitable drawing pass
3). +SR After the final cold drawing process there is a stress relieve heat treatment in a controlled atmosphere
4). +A After the final cold drawing process the tubes are annealed in a controlled atmosphere
5). +N After the final cold drawing operation the tubes are normalized in a controlled atmosphere

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Detailed Images
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QUALITY CONTROL

1~ Incoming Raw Material Inspection
2~ Raw Material Segregation to avoid steel grade mix-up
3~ Heating and Hammering End for Cold Drawing
4~ Cold Drawing and Cold Rolling, on line inspection
5~ Heat Treatment, +A, +SRA, +LC, +N, Q+T
6~ Straightening-Cutting to specified length-Finished Measuring Inspection
7~ Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8~ Packing and Stocking.

PACKING &DELIVERY

Packing Details : In bundles or in wooden boxes packaging
Delivery Details : 30-60days

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What products we do?
------- Invent and produce various Precision Steel Pipes
Our steel pipes cover the following ranges:
Seamless Precision Steel Pipes
Welded Precision Steel Pipes, with DOM production
Seamless Heat Exchanger Steel Pipe
Seamless Boiler Steel Pipes
Seamless Structural Steel Pipes
Seamless Mechanical Steel Pipes
Seamless Alloy Steel Tubes & Pipes
Seamless Stainless Steel tubes
Welded Stainless Steel Tubes
Seamless Stainless Steel Tubes & Pipes
Welded Stainless Steel Tubes & Pipes
Seamless Carbon Steel Tubes & Pipes
Nickel Alloy Steel Tubes & Pipes
Products Application:
Oil Cylinders
Air Cylinder,
Automotive Cylinder Liners
Boilers, Pressure Vessels
Shell & Heat Exchangers
Jack Lifting
Telescopic Systems
Pneumatic Cylinders
Agricultural Machineries
Who We are ?
-------A professional steel pipes materials inventor, manufacturer and solution provider
Haiyan Sanxin Steel Pipe Co., Ltd is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the factories of Seamless Steel Tubes with Carbon and Alloy Steel Grade, Welded Precision Steel Tubes,DOM Steel Tubes, Seamless & Welded Stainless Steel Tubes with Nickel and Alloy Steel Grade.
Our factory was established since 1997. The factories’ technicians are of great engineering experience in steel pipe industry for more than 20 years, which are in great command of production technology for Cold Drawing and Cold Rolling. So we have strong technician team and manufacturing capability.
FAQ
What is your Guarantee?
1.SO9001:2008 and TS16949 certification, SGS, BV, TUV or other third party inspection is available.
2.High quality with competitive price.
3.Advanced technology, experienced engineer, ISO quality system for quality assurance and traceability.
Do you have agent or distributor in our country?
1.We are recruiting area agent and distributor all over the world, welcome to send us your mail or call us for detail discussion.
How is your production capability?
1.2000 tons monthly production capacity, 5000 tons monthly trading capability
2.Prompt and Timely shipment
How to get the sample?
1.You are requested to pay for sample charges and courier charges from China to your country; and the free sample is according the product like size, steel grade and quantity, please consult our sales for details
2.Sample charges will be refunded when order is placed.
What is your Payment Term?
1.T/T: 30% deposit in advance, the balance 70% paid before shipment
2.30% down payment, the balance 70% paid against L/C at sight
3.Upon negotiation
Who are your customers?
1.Stockists, Distributors,Wholesalors,Agents, Traders, End Users, etc
How long will you react on our requirement?
1.Your requirement would be treated within 24 hours on weekdays. Quotations would be sent upon technical details confirmed by customer!
Any more questions about your doubts, please feel free to send us your emails or call!

 

Contact Details
Haiyan Sanxin Steel Tube Co., Ltd.

Contact Person: Annie

Tel: +8613736426681

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