Sign In | Join Free | My hardware-wholesale.com
China TORICH INTERNATIONAL LIMITED logo
TORICH INTERNATIONAL LIMITED
TORICH INTERNATIONAL LIMITED The Steel Tube Maker
Verified Supplier

11 Years

Home > Precision Steel Tube >

Seamless Steel Tube Precision Cold Drawn Steel Pipe 10# 20# GB/T3639

TORICH INTERNATIONAL LIMITED
Trust Seal
Verified Supplier
Credit Check
Supplier Assessment
Contact Now

Seamless Steel Tube Precision Cold Drawn Steel Pipe 10# 20# GB/T3639

Brand Name : TORICH

Model Number : GB/T3639

Certification : CE,ISO

Place of Origin : China

MOQ : 1 ton

Price : Negotiated

Payment Terms : D/A, D/P, T/T, Western Union, MoneyGram

Supply Ability : 5000 tons per month

Delivery Time : 35-40days

Packaging Details : Packing in bundles with woven bags packing

Name : Seamless Steel Tube Precision Cold Drawn Steel Pipe 10# 20# GB/T3639

Standard : GB/T3639

Grade : 10#,20#,35#45#,Q345B

Section shape : Round

Length : 2000mm-12000mm

Packing : In bundle, in boxes

Contact Now

Seamless Steel Tube Precision Cold Drawn Steel Pipe 10# 20# GB/T3639

TORICH is a rich-experienced steel tube manufacturer with over 20 years expereinces in precision cold drawn seamless welded steel pipe.

1.Brief introduction:

Name Seamless Steel Tube Precision Cold Drawn Steel Pipe 10# 20# GB/T3639
Standard GB/T 3639
Production method Cold drawn/ cold rolled
Grade 10#,20#,35#45#,Q345B
Condition +N,+A,+C,+LC,+SR
Length Usually 2000mm-12000mm
Thickness tolerance ±10% or 0.1mm
Surface quality Smooth, no loose scale
Delivery time 35-45days
MOQ 1 ton
Application Hydraulic equipment, automotive parts, mechanical structure
Test Flattening test, flaring test,flange testing

2. Delivery condition of precision seamless steel tube:

+C: cold condition(Hard)

+LC: Cold condition (Light)

+SR: Stress relieved

+A: Annealed

+N: Normalized

3.Length:

≤5000mm: +5/-0mm

>5000mm: +10/-0mm

4.Curvature:

≤3.0mm/m

5.End shape:

The end faces at both ends should be perpendicular to the axis of the steel pipe, and the incision should be free of burrs.

6.Out of roundness:

No more than 80% of outer diameter tolerance.

7. Production method:

cold drawn, cold rolled

8.Seamless steel tube preciosn steel pipe product show:

Seamless Steel Tube Precision Cold Drawn Steel Pipe 10# 20# GB/T3639Seamless Steel Tube Precision Cold Drawn Steel Pipe 10# 20# GB/T3639

9.Packing method:

Q&A

Q: Are you trading company or manufacturer ?
A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples of carbon seamless steel tube ? is it free or extra ?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.

Q:Do you have agent or distributor in our country?
A:We are recruiting area agent and distributor all over the world, welcome to send us your mail or call us for detail discussion.

Q: How is your production capability?
A: 1. 2000 tons monthly production capacity, 5000 tons monthly trading capability
2. Prompt and Timely shipment
Q:How to get the sample?
A:1. You are requested to pay for sample charges and courier charges from China to your country; and the free sample is according the product like size, steel grade and quantity, please consult our sales for details
2. Sample charges will be refunded when order is placed.

QUALITY CONTROL:
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing and Cold Rolling, on line inspection
5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
6. Straightening-Cutting to specified length-Finished Measuring Inspection
7. Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8. Packing and Stocking










Product Tags:

precision steel pipe

      

precision seamless pipe

      
China Seamless Steel Tube Precision Cold Drawn Steel Pipe 10# 20# GB/T3639 wholesale

Seamless Steel Tube Precision Cold Drawn Steel Pipe 10# 20# GB/T3639 Images

Inquiry Cart 0
Send your message to this supplier
 
*From:
*To: TORICH INTERNATIONAL LIMITED
*Subject:
*Message:
Characters Remaining: (0/3000)