High Precision Welded Steel Tube E275 Welding Round Tubing For Machine - China

High Precision Welded Steel Tube For Machine - - - - Material: | E275 | Other Material Aviable | 45#, E235, E355 | Standard: | EN10305-2 | Delivery Condition: | +C, +N | Size Range: | Outer Diameter: 10-50 Wall Thickness: 1.5-8 | Application: | High Precision Steel Tube is Widely Used in Automotive Part, Hydraulic System, High-precsion Machining.

| - - - - 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.

1 - Chemical Compositions - - - - Steel Number | Quality Level | Thickness/mm | Deoxidize Method | C(%) | Si(%) | Mn(%) | P(%) | S(%) | E185(Fe310) | 0 | - | - | - | - | - | - | - | E235(Fe360) | A B C D | 16 16-25 40 40 | N - - E NE NE GF | 0.22 0.17 0.20 0.17 0.20 0.17 0.17 | - 0.40 0.40 0.40 0.40 0.40 0.40 | - 1.40 1.40 1.40 1.40 1.40 1.40 | 0.050 0.045 0.045 0.045 0.045 0.040 0.035 | 0.050 0.045 0.045 0.045 0.045 0.040 0.035 | E275(Fe430) | A B C D | 40 40 | - E NE NE GF | 0.24 0.21 0.22 0.20 0.20 | - 0.40 0.40 0.40 0.40 | - 1.50 1.50 1.50 1.50 | 0.050 0.045 0.045 0.040 0.035 | 0.050 0.045 0.045 0.040 0.035 | E355(Fe510) | C D | 30 30 30 30 | NE NE GF GF | 0.20 0.22 0.20 0.22 | 0.55 0.55 0.55 0.55 | 1.60 1.60 1.60 1.60 | 0.040 0.040 0.035 0.035 | 0.040 0.040 0.035 0.035 | - - - - 2 - Packaging Plastic bag inside and wooden box outside; or as customer requirement.

3 - 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 4 - Payment 30% TT in advance, balance before shippment or B/L at sight.

5 - Weld Tube Picture For Camshaft

Company Contact:

• Posted By: Jiangsu Hongbao Group Co., Ltd.

• Phone: 86-512-58715276

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

• Email:

• Website: https://www.weldedsteel-tube.com

• 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.