Cold Drawn Rectangular Carbon Steel Square Tubing ST52.4 For Textile Machinery

Quick Detail:

Rectangular tube applied to textile machinery

High precision

High cleaness

NBK heat treatment without oxidization

Description:

Synopsis of Process Flow: Using high quality raw material ST52.4(Q345B), cold drawing, heat treatment without oxidization(NBK status).

Standard: GB/T3094-2000

Main Features: high precision, excellent brightness, no oxidization on the outer and inner walls after beat treatment, high cleanness of inside wall, mechanical property, physics property and working life equal to international standard.

Applications:

Rectangular tube mainly applied to textile machinery.

Specifications:

Size: A: 40mm×B: 11mm×S: 1.5mm

Material: Q345B

Tolerance: A: +/-0.08mm, B: +/-0.08mm, S: +/-0.08mm

Internal Corner: R 0.5                

Outer Round: R 0.3

Parallelism: ≤0.05mm              

Flatness: ≤0.05mm

Mechanical Property

Hardness: HRB 90

Tensile Strength: N/mm:530

Upper Yield Strength: N/mm:430

Elongation: %30

Competitive Advantage:

1. Certificate we awarded:TS 16949
2. Our typical customer: Continential Contitech,Benteler.
3. We have passed BMW’S review.
4. We have been cooperating with many auto parts manufacture,our tubes are widely used in BMW,Volkswagen,and other brands.
5. 400 tons precision steel tubes stock capacity,this make our delivery time short and timely.