DIN2391 St52 Cold Drawn Seamless Steel Pipe for fittings

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Product Description

I.Product Description of Precision Seamless Steel Pipes

DIN2391 St52 Cold Drawn Seamless Steel Pipe for fittings

Chemical Composition(%)									Mechanical Property
C	Si	Mn	S	P	Cr	Ni	Cu	Mo	Yield Strength ( σs )	Tensile Strength ( σb )
0.26~0.34	0.17~0.37	0.40~0.70	≤0.035	≤0.035	0.8~1.10	≤0.03	≤0.03	0.15~0.25	≥785 (MPa)	≥930(MPa)
End Shape	Beveled end, plain end, vanished, or adding plastic caps to protect the two ends as per customer's requirements
Surface Treatment	Oiled, Galvanized, Phosphate etc
Technique	Cold drawn
Application	1. Automotive and mechanical pipes
	2. Petroleum cracking pipes
	3. High Pressure Boiler Pipe
	4. Low and middle pressure fluid transportation pipeline
	5. Chemical fertilizer equipment pipes
	6. Heat exchanger pipes
Delivery Conditions	1. BK (+C)	No heat treatment after last cold forming process.
	2. BKW (+LC)	After last heat treatment there is a light finishing pass (cold drawing)
	3. BKS (+SR)	After the final cold forming process the tubes are stress relieve annealed.
	4. GBK (+A)	After the final cold forming process the tubes are annealed in a controlled atmosphere.
	5. NBK (+N)	After the final cold forming process the tubes are annealed above the upper transformation point in a controlled atmosphere.
Package	1. Bundle Packing.
	2. Plain end or vanished as per customer's request.
	3. Wrapped in waterproof paper.
	4. Sackcloth with several steel strips.
	5. Pack in heavy tri-wall boxes.

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Product Parameters

II.Product Diameter of Precision Seamless Steel Pipes

Applications

III.Applications of Precision Seamless Steel Pipes

Our Seamless Steel Pipe are capable of making all of the following products :

Fuel injection Pipe, Oil flow pipeline	Automobile and motorcycle Shock Absorber Pipe
Seat lifter Pipe	Hydrau-cylinder Pipe
Bicycle frame steel pipes	Mechanical steel pipes for auto and motor parts
Auto and Motorcycle Parts	Exhaust Pipe for Generator
High Heels Steel Pipes	Campanula Seamless Steel Pipe
Bike and Bicycle Frame	Hydraulic System(Oil Pipeline, Motor Engine Pipe)
Sewing machine and textile machine parts	Air conditioning fitting
Gas oil burner pipe	Oil pipe drilling
Auto and motor pipe fittings	Gas Spring pipe,motor casing pipe

If you got any products related with our steel pipe, contact us directly.

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Production Flow

IV. Precision Seamless Steel Pipes Product Flow

1.We adopt special techniques and special skills in the acid cleaning process to deal with the place where it is easy to form fold crevice;

2.Well organized process,especially annealing treatment in a severely technical manner;

3.In respect with lubrication, we adopt the international advanced level treating process in the world, and put the surface quality of our

products under strict control in order to prevent causing surface crack.

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Packaging & Shipping

V.Package and delivery of Precision Seamless Steel Pipes Product Flow

1.Anti-rust oil coating(free) 2.Capping(charge)

3.Used steel stip to fix(free) 4.Packed with waterproof papper(free)

5.Packed with firm sack cloth(free) 6.Wooden case package(charge)

Company Information

VI, Company and Equipment Show

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FAQ

VII.FAQ of Our Products

1	Are you a trading company or manufacturer? Yes, Changzhou Chengqi Steel Tube Factory Was established in 2006, It is an enterprise incorporating industry and trade. We have our own foreign trade platform - Changzhou Drake International Trade Co.,Ltd. OUR COMPANY PROFILE
2	How can I get the price? We usually quote within 24 hours after we get your inquiry by telling us the material, out diameter, wall thickness length, quantity and application of the steel pipe which you need. If you are very urgent to get the price, please inform us in email so that we will regard your inquiry priority.
3	How can I get a sample to check your quality? After price confirmation, you can require for samples to check our quality. we will provide you the sample for free, however we could only make sure the same material, the dimension will be much similar as your request but not same. And customer should afford the charge of shipment.
4	How long can I expect to get the sample? The samples will be sent to you via express and arrive in 3-5 days. You can use your own consignee account or prepay us if you do not have an account.
5	What about the lead time for mass production? Honestly, it depends on the order quantity and the season you place the order.
6	What is the Small Qty Process Charge. It is the payment for customer whose order qty is less then Min Order Qty. Because small qty of products should be processed same in the production flow as big qty and the average cost would get much higher than big ones. So there is a small Qty Process Charge to ensure the profit of our factory and usually the amount of it is about $250.00
7	Could the pipe be customized for us? Yes. We are the professional manufacturer which has rich experience in Precision Seamless Steel Pipe manufacturing. We could print the logo and label under your requirements if you need OEM products. Beside this, we still do some refined processes like CNC cutting, chamfering, galvanization and tapping, if you have detailed spec or drawing.Our production lead time is within 30-45 days.
8	What is your terms of delivery? We accept EXW, FOB, CIF, DDU etc. You can choose the one which is the most convenient or cost effective for you.
9	Shipping European Countries: 22-28 days, The United States: East --13-16 days, West--21-28 days Brazil: 30-40 days Russia: 36 days Japan: 3 days Please advise your port in you inquiry for quoting, will quote for you specifically

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Seamless Steel Pipe mills, volume should go through continuous annealing (CAPL unit) to eliminate cold hardening and rolling stress, or batch annealing reach the DIN2391 St52 Cold Drawn Seamless Steel Pipe for fittings mechanical properties of the corresponding standard specifies. Seamless Steel Pipe surface quality, appearance, dimensional accuracy DIN2391 St52 Cold Drawn Seamless Steel Pipe for fittings better than hot-rolled plate, and right-rolled thin product thickness is about 0.18mm, so the majority of users favor.
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Seamless Steel Pipe deep processing of high value-added products. Such as electro-galvanized, hot dip galvanized, electro-galvanized fingerprint resistant, painted steel roll damping composite steel, DIN2391 St52 Cold Drawn Seamless Steel Pipe for fittings laminating steel plates, etc, so that the excellent quality of these products has a beautiful, high resistance to corrosion, has been widely used.

Place of Origin	China
Brand Name	Seamless Steel Pipe
Certification	ISO9001:2008
Model Number	Seamless Steel Pipe
Min.Order Quantity	One set DIN2391 St52 Cold Drawn Seamless Steel Pipe for fittings
Price	[email protected]
Delivery Time	Within 5 working days
Payment Terms	paypal,UnionPay, Visa/MasterCard, Amex, Discover,T/T
Supply Ability	152

DIN2391 St52 Cold Drawn Seamless Steel Pipe for fittings

Product Features