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Drawn Over A Mandrel Dom Seamless Tubing , 6 - 88mm OD Dom Mild Steel Tubing

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Drawn Over A Mandrel Dom Seamless Tubing , 6 - 88mm OD Dom Mild Steel Tubing

Country/Region	china

Product Details

1. Product Name: Precision Welded Steel Pipe EN10305-2 DOM Drawn Over a Mandrel Steel Pipe

2. Size Range: OD: 6-88mm, WT: 1-10mm, Length: 5.8m/6m, maximal 11.8m

3. Stable Quality with Comeptitive Price

4. Good Extending and Bending Ability

EN10305-2 Welded Precision Steel Tubes, is produced by cold drawing over mandrel and die on the ERW

welded steel tube, to achieve better tolerance and good concentricity, both outside and inside weld seam

is completely removed during the cold drawing process.

Delivery condition:

1). +C No heat treatment after the final cold drawig 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

Product Name	EN10305-2 Welded DOM Precision Steel Pipe
Material	E155,E195,E235,E275,E355
Delivery Condition	+C +LC +SR +A +N
Standard	EN10305-2
Size Range	OD: 6-88mm, WT: 1-10mm
Application	High precision purpose, auto parts, oil cylinder, etc
Round Billet	Bao Steel, Xingcheng Steel, Zhongtian Steel
Keyword	EN10305-2 Welded Steel Tube
Certificate	TS16949, ISO 9001
HS code	7304319000
Delivery Time	45 days
Pakcing	Bundles or Woodern Boxes

Chemical Component:

Steel Grade		C	Si	Mn	P	S
Steel name	Steel number	max	max	max	max	max
E155	1.0033	0.11	0.35	0.70	0.025	0.025
E195	1.0034	0.15	0.35	0.70	0.025	0.025
E235	1.0308	0.17	0.35	1.20	0.025	0.025
E275	1.0225	0.21	0.35	1.40	0.025	0.025
E355	1.0580	0.22	0.35	1.60	0.025	0.025

Mechanical properties
Steel Grade		Minimum values for the delivery condition
Steel Name		(+Cc)		(+LCc)		(+SR)			(+Ad)		(+N)
Steel Name		Rm Mpa	A %	Rm Mpa	A %	Rm Mpa	ReH Mpa	A %	Rm Mpa	A %	Rm Mpa	ReHe Mpa	A %
E155	1.0033	400	6	350	10	350	245	18	260	28	270-410	155	28
E195	1.0034	420	6	370	10	370	260	18	290	28	300-440	195	28
E235	1.0308	490	6	440	10	440	325	14	315	25	340-480	235	25
E275	1.0225	560	5	510	8	510	375	12	390	21	410-550	275	21
E355	1.0580	640	4	590	6	590	435	10	450	22	490-630	355	22