GBT3639 Round Seamless Steel Tubes Cold Drawn / Cold Rolled
Seamless cold-drawn or cold-rolled steel tubes
Torich has NICE quality of seamless cold-drawn or cold-rolled steel tubes, is a professional cold-drawn steel tubes manufacturer and export steel pipe materials.the cold-drawn steel tubes for machinery structure,hydraulic equipment,automobile parts and other application.
1.standard
GBT3639
2.Grade
10# 20# 35# 45# Q345B
3.Application
machinery structure hydraulic equipment automobile parts
4.Spcificaton
O.D:4-200mm
W.T:0.5-22mm
Length:2000-12000mm
Tolerance:±5%
5.Technique
cold-drawn cold-rolled
Delivery condition
| Designation | Symbol | Descriptions |
| Cold drawn/hard | +C | The steel tube is not heat treated after the final cold processing |
| Cold drawn/soft | +LC | The final heat treatment is followed by appropriate processing |
| Cold drawn and stress relieved | +SR | Finally, after cold working,the steel tube is subjcted to stress removal annealing in a controlled atmosphere |
| Annealed | +A | After the final cold work, the tubes are fully annealed in a controlled atmosphere |
| Normalized | +N | After the final cold work, the steel tube is normalized in a controlled atmosphere |
Production process
Certification
About us
Exhibition
FAQ
Q1:What your terms of delivery?
A: EXW, FOB ,CFR ,CIF DDU
Q2:How about your delivery time?
A:Generally speaking, it is 5-7 days if the goods are in stock,or it is 30-45days if the goods are not in stock,it is accroding to quantity.
Q3:Can you produce accroding to the samples?
A:Yes,we canproduce by your samples or technical drawings
Q4:What your terms of packing?
A:T/T 30% as deposit,and 70%before delivery.we'll show you the products and packages before you pay the balance.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.