Высококачественная Тяжелая углеродистая бесшовная стальная труба и трубка для мотоциклетного

Описание и отзывы

Характеристики

High quality Heavy Carbon Seamless Steel Pipe and tube for motorcycle shock absorber

Chemical Composition and Mechanical Performance:

Table 1- Chemical composition
Steel Grade	C%	Si%	Mn%	P%	S%	AL%
E215	≤0.10	≤0.05	≤0.7	≤0.025	≤0.025	≥0.025
E235	≤0.17	≤0.35	0.4-1.2	≤0.025	≤0.025
E255	≤0.21	≤0.35	0.4-1.1	≤0.025	≤0.025
E355	≤0.22	≤0.55	≤1.6	≤0.025	≤0.025

 

Table 2 - Mechanical properties at room temperature
Delivery Condition	BK		BKW		GBK		NBK (N)
Steel Grade	Rm	A %	Rm	A %	Rm	A %	Rm	ReH	A %
	Mpa (Min)	(Min)	Mpa(Min)	(Min)	Mpa(Min)	(Min)	Mpa(Min)	Mpa(Min)	(Min)
E215	430	8	380	12	280	30	290~430	215	30
E235	480	6	420	10	315	25	340~480	235	25
E255	580	5	520	8	390	21	440~570	255	21
E355	640	4	580	7	450	22	490~630	355	22

  

Other Specification:

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 & cold rolled
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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EQUIPMENT PRODUCTION:		EUIPMENT TESTING:
1.Cold Drawn Machine;		1.Chemical Analysis Instrument;
2.High Pressure Washing Platform;		2.Optical Spectrum Analyze;
3.Anaerobic Annealing Furance;		3.Eddy Current Detector;
4.Straightening Machine;		4.Mechanical Tester;
5.Polishing Machine.		5.Rockwell Harden Tester.

 

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.

 

 

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)

 

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1
	Are you a trading company or manufacturer?
	Yea, we are manufacturer. We have our own manufacturer-Changzhou Chengqi Steel Pipe Factory.
	Changzhou Drake International Trade Co.,Ltd. is our own export trade platform.
	URL:       www.cqsteelpipe.com/
	http://chengqisteelpipe.en.alibaba.com/
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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Don't hesitate to contact us if you have any questions. Thank you !