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Zhangjiagang Bonded Area Henglong Steel Tube Co., Ltd.
Zhangjiagang Bonded Area Yaxin Precision Tube Co., Ltd. Zhangjiagang Bonded Area Henglong Steel Tube Co., Ltd. Steel Tubing for Automotive Powertrain, Shock Aborber, Steering And Steel Tubing for Heat
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EN10305-2 EN10305-3 Shock Absorber Cold Drawn Welded Tubes For Cars And Trucks

Zhangjiagang Bonded Area Henglong Steel Tube Co., Ltd.

EN10305-2 EN10305-3 Shock Absorber Cold Drawn Welded Tubes For Cars And Trucks

Brand Name : YAXIN

Certification : ISO9001, ISO18001, ISO/TS16949

Place of Origin : China

Payment Terms : L/C, T/T

Supply Ability : 5000 metric tons per month

Delivery Time : 15-30 days

Packaging Details : Wooden case

Material : carbon steel

Tube shape : round

application : automotive

type : welded steel tube

process : cold drawn

Price : Negoniation

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Steel tube parts for automotive industry

Type: Cold drawn precision seamless carbon steel tube, cold drawn precision welded carbon steel tube

Standard: EN10305-1, EN10305-2, EN10305-3

Steel grade: ST35, ST37-2, ST37.4, ST52, ST52-3, ST52.4, Q235B, Q345B, SAE1020, E235, E355

Delivery condition: +C, +LC, +SR, +A, +N

Other steel grades and conditions are on request of clients

Application:

Suspension system for cars and trucks: shock absorbers, CV joint and ball cage, suspension arm bushing

Steering system: steering columns

Dimensional range:

OD: Up to 90mm

WT: Up to 5mm

Length: Cut-to-length service is available, minimum to 30mm

Any specific size is to be discussed before offer

The tube be 100% eddy current tested

Ultrasonic test is as option

ID accuracy: H8, H9

Straightness ≤1mm/1000mm

Roughness: Ra ≤0.6

Delivery condition for availability:

+C Cold drawn / hard
+LC Cold drawn / soft
+SR Cold drawn and stress relieved
+A Bright annealed
+N Bright normalized

The internal and external surface finish of the tubes shall be typical of the manufacturing process and, where applicable, the heat treatment, and it shall be such that any surface imperfections such as ridges, dents or shallow grooves requiring dressing can be identified.

Any surface imperfections, whose depth cannot be clearly identified, or,

  • It shall be permissible to dress, only by grinding or machining, surface imperfections provided that, after doing so, the dimensions are within the specified tolerances. All dressed areas shall blend smoothly into the contour of the tube.
  • Surface imperfections which encroach on the specified minimum wall thickness shall be considered defects.

The tubes shall have smooth outer and inner surface. The roughness Ra shall be:

≤4 μm on the outer and inner surface of tubes in the delivery conditions +C and +LC.

≤4 μm on the outer surface of tubes in the delivery conditions +SR, +A and +N.

The tubes are tested by means of following norms

EN10002-1

EN10233

EN10234

EN10246-1

EN10246-3

EN10246-7

Tubes shall be delivered with square cut ends. The ends are free of excessive burrs.

The tubes are bundled in the waterproof plastic sheet and packed in the wooden cases

The case is most suitable for hanging by forklift.

EN10204-3.1 MTC shall be issued

EN10204-3.2 MTC is as option

EN10305-2 EN10305-3 Shock Absorber Cold Drawn Welded Tubes For Cars And Trucks

EN10305-2 EN10305-3 Shock Absorber Cold Drawn Welded Tubes For Cars And Trucks

EN10305-2 EN10305-3 Shock Absorber Cold Drawn Welded Tubes For Cars And Trucks

EN10305-2 EN10305-3 Shock Absorber Cold Drawn Welded Tubes For Cars And Trucks


Product Tags:

automotive steel tubes

      

cold drawn steel tube

      
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