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Welded Precision Steel Tubes EN10305-2 +C +LC +SR +A +N Precision Steel Pipe

Large Image : Welded Precision Steel Tubes EN10305-2 +C +LC +SR +A +N Precision Steel Pipe

Product Details:

Place of Origin:	China
Brand Name:	TORICH
Certification:	ISO 9001 ISO 14001 EN 10204.3.1 TS 16949
Model Number:	EN10305-2

Payment & Shipping Terms:

Minimum Order Quantity:	5 tons
Price:	USD 1000-3000 ton
Packaging Details:	oil antirust In hexagonal bundles or per request
Delivery Time:	35-45 days
Payment Terms:	L/C, D/A, D/P, T/T
Supply Ability:	60000tons per year

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Detailed Product Description

Material:	Carbon Steel	Standard:	EN10305-2
Steel Grade:	E155,E195,E235,E275,E355, Other Materials Upon Agreement With Customers.	Size Range:	O.D.:20-350mm W.T.:1-35mm L:max12000mm
Deliver Condition:	+C +LC +SR +A +N	Production Method:	Seamless + Cold Drawn
Characteristic:	High Accuracy	MTC:	EN10204 3.1B

Welded Precision Steel Tubes EN10305-2 +C +LC +SR +A +N Precision Steel Pipe

EN10305-2 E155,E195,E235,E275,E355 +C +LC +SR +A +N Cold Drawn 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.

Production Process:
Cold rolling by Cold pilger machine and Cold rolling machine

Cold drawing by cold drawn machine
Size: 20-350mm

Please specifiy the final heat treatment when sending the enquiry.

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

2. Steel Grade:
E155,E195,E235,E275,E355,

other materials upon agreement with customers.

Steel Grade and Chemical Compositions:

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

3. Production method:
Cold drawn on the weled 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.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

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