1.Specifications

   1) Product name: cold drawn seamless steel tubes

   2) OD: 5.0--60mm,WT: 0.70—8.0mm

   3) material : 10#,20#,16Mn SAE1010, SAE1020, ST35, ST52 etc

   4) standard: GB/T3639-2009, DIN2391, EN10305

   5) length: usually,4000-5500mm length or random length 3000-5800mm, 12000mm length max

   6) heat treatment: BK, BKS, BKW,GBK, NBK (details as below )

   7) surface treatment: bare tube with oil; white ZN coated; olive green ZM coated, black phosphated

   8) main sizes:  (ODxthickness) mm:

       6.00x1.0; 6.00x2.0; 6.00x2.25;

       8.00x1.0; 8.00x2.0; 8.00 x 3.0; 9.52x1.0

      10.00x1.0; 10.00x1.2; 10.00x1.5;10.00x2.0; 10.00 x 3.0;

      12.70x1.0; 12.70x1.3; 15.88x1.2;15.88x1.5; 15.88 x 2.0;

      19.05x1.2;19.05x1.5; 19.05x 2.0; 22.23x1.2;22.23x1.5; 22.23x 2.0   

2. Application:

    1)  fuel injection lines/nozzles for deisel or gasoline engine;

    2)  compressed natured gas CNG tube

    3)  drive trasnmission: steering column elements

    4)  gear shafts, hand brake, front axles, airbag inflators, stabilizers, seat fasteners, front-wheel

         drive shafts

    5) mechanical structure pipe parts in automobile,motorcycles and vehicle

    6) hydraulic circuits, pneumatic lines and hydraulic suspension

    7) hydraulic cylinders

3. workshop plant

4. packing condition

5. our services

    If clients have special requirement on the material, tube size, tube type, mechanical property,

     length, packing conditions, Pls contact us free. if we can do,we will do it as customizing. 

6. FAQ

   1) Are you a trading company and manufacturer?

       Yes, we have have plant and trading company, we can deal business both, but do it as condition.

    2) How can I get your prices?

       Pls show us your target tube size (OD ,wall) and tolerance on OD/ID, material (steel grade),

       length tube(if length, random length or fix length ?), mechanical property (tensile strength, yield

       strength, elongation, hardness, roughness of OD/ID), quantity, packing requirement ,application

       and specialy requirement. Then,we can send you an exact quotation within 24 hours.

   3) What's your MOQ?

      For common coating type and common size, MOQ is 3000kg ; for specially coatinf type or specialy

      size need confirmed.

    4) How can I get some samples to do quality approved?

       After quotation confirmed, we can send some samples for testing, severl pieces tube are free,but big

       quantity maybe charged and freight should be bear by client.

    5) What about the leading time for mass order producing?

       Usually, 35-55 days for material preparing and producing after order confirmed, and 10 days for shipment

       booking and confirmed.60 days min for common size and type, special size and type need confirm.

    6) Could the tube be customized for us?

        Sure, we are professional supplier.when we confirmed and accept all your target requirement,we can

        customize the tube as your target.