Cold Drawn Welded Tube - Buy Product on Changzhou Chengxin Metal Products Co., Ltd.

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Product Description

Cold drawn welded tube,also named CDW tube, is made from ERW(electrical resistant welded) steel pipe through cold drawing. In our plant, the max wall thickness of welded tubes can be as heavy as 15mm with OD above 250mm.

Parameters of precision tube or mechanical tube we manufacture:

1. Type: Seamless(CDS), Welded(DOM/CDW)

2. Size range: 10mm(OD)*1mm(W.T)-325mm(OD)*35mm(W.T), including imperial sizes.

3. Typical steel grades: various carbon steel and alloy steel:

Seamless Tube(CDS)	ASTM A519:	SAE 1010, 1020, 1026, 1045, 1518, 1524, 1541, 4130, 4140, 4145, 4340
	EN 10305-1:	E195, E235, E355, C45E, 42CrMo4
	DIN 2391-2:	ST35, ST45, ST52
	GB/T 3639:	10#, 20#, 45#, 45#, 27SiMn, Q345B,
Welded Tube (CDW Tube)	ASTM A512/A513:	1010,1020,1524
	EN 10305-2:	E195, E235, E275, E355
	DIN 2393-2:	ST34.2, ST37.2, ST44.2, ST52.3

4. Delivery Condition:

+C	+LC	+SR	+A	+N	Q+T
BK	BKW	BKS	GBK	NBK	Q+T
Cold drawn(hard)	Cold drawn(Soft)	Stress relieved	Annealed	Normalized	Quenched+Tempered

What We Offer

Quality Raw Material

We use high quality raw material from leading manufacturers.
Strict Quality Control

Strict quality control before, during and after production. Any quality dispute or problem will be immediately reported and handled internally.
Flexible Production Arrangment

To ensure both delivery time and customer experience.
Customization

In addition to steel tube we produce, we also provide services like OD machining, OD polishing, ID honing or skiving&roller burnishing, initial CNC turning.

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Packing & delivery

We have established strict quality control circle covering raw material receipt, in-production inspection, and finished product control, and inspection&test records will be kept in our management system.

Packaging

For each piece of tube we delivered, Mill Test Certificate will be issued, and quality guarantee will be given. We give a period of 1-3 months for claim of quality dispute and problems after cargo receipt, depending on actual situation.