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Stress Relieved Welded Carbon Steel Pipe Cutting 7mm Thickness To Specified Length - China

price: check with company for price

Stress Relieved Welded Carbon Steel Pipe Cutting 7mm Thickness To Specified Length

Products Photos Catalog Stress Relieved Welded Photos Catalog

EN10305-2 Welding Welded Cold Drawn Carbon Steel Tube For Precision Applications - - - - Steel Grade | Minimum values for the delivery condition | Steel name | Steel number | + C | + LC | + SR | + A | + N | Rm Mpa | A% | Rm Mpa | A% | Rm Mpa | ReH Mpa | A% | ReH Mpa | A% | Rm Mpa | ReH Mpa | A% | E215 | 1.0212 | 430 | 8 | 380 | 12 | 380 | 280 | 16 | 280 | 30 | 290-430 | 215 | 30 | E235 | 1.0308 | 480 | 6 | 420 | 10 | 420 | 350 | 16 | 315 | 25 | 340-480 | 235 | 25 | E355 | 1.0580 | 640 | 4 | 580 | 7 | 580 | 450 | 10 | 450 | 22 | 490-630 | 355 | 2 | - - - - Delivery Conditions: +C Hard.

No final treatment after final cold drawing.

+LC Soft.

Final heat treatment is followed by a suitable drawing pass (limited reduction of area).

+SR Stress Relieved.

After final cold drawing, the tubes are stress relieved in a controlled atmosphere.

+A Annealed.

After final cold drawing, the tubes are annealed in a controlled atmosphere.

+N Normalized.

After final cold drawing, the tubes are normalized in a controlled atmosphere.

Process: The cold rolled welded tube is produced by drawing ERW (electric resistance welded tube).

During this process the sizing (wall thickness, inside and outside diameter), as well as weld integrity and surface finish is closely controlled to produce tube of the required size and mechanical property characteristics.

Tube Finishing Options: Our tubes can be additionally treated to achieve the exact finishes and ends needed by customers.

These are some of the additional operations that can be performed on our tube: Drawing, Heat treatment, Bulging, Swaging, Cutting, Deburring, Vibro cleaning, Threading, De-rusting, Chamfering, Washing.

Standard AND Optional Testing: Visual and dimensional test 100%.

Eddy current test 100% acc.

to EN 10246-3 - Ultrasonic test 100% acc.

to EN 10246-7 - Chemical composition.

Impact test.


Company Contact:


  • Phone: 86-512-58715276

  • Address: DAXIN TOWN,ZHANGJIAGANG,JIANGSU P.R.CHINA, Zhangjiagang , Jiangsu , China

  • Email: Email


Published date: April 2, 2018

  • Business Description: Jiangsu Hongbao Group (Pipe) Co., Ltd. (Zhangjiagang Hongda Pipe Co., Ltd.) is a high-tech company in Jiangsu province.

    The company has a registered capital of RMB 89 million, covers an area of 130, 000 square meters, employs 600 staff, and has annual sales of RMB 400 million.

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