Our branch company is mainly doing the manufacture of hi-precision cold-drawn tubes, honing tubes, deep hole boring steel pipes, cutting and rolled tubes. The specification is from Φ40 to Φ630mm, the OD is from Φ50mm to Φ820mm, the length is less than 13.5 meters, the degree of finish can reach from 0.2µm to 0.8µm, the straightness is 0.5/1000, and the ID tolerance is H8.
The company’s products are mainly applies to the following:
（1） cranes, excavators, bulldozer and forklift, etc.
（2） woodworking hydraulic machines, water gate hoist, lifting machinery, jack, etc.
（3） hydraulic support oil cylinder under coal mine and electric hydraulic draw stem.
The production standard is strictly according to GB/T 8163-2008、GB/T 3639-2009. The materials are 20#、45#、16Mn、27SiMn, etc. and we also make products against the customers’ special needs. The company also has the outside business of pickling, phosphating, heat treatment, cold drawing, cutting rolling, and straightening.
Chrome Plated Steel Tube with Cold Drawn Tube
2 - 50 mm
50 - 820 mm
Place of Origin
Alloy Or Not
Bending, WELDING, Decoiling, PUNCHING, Cutting
BK(+C) BKW(+LC) BKS(+SR) NBK(+N) Q+T
Q1: How to choose the suitable products?
You only need to confirm your material and target price. We will provide you with a solution.
Q2: How about your MOQ?
Different products, MOQ will be different, you can contact us for details.
Q3: How is the quality?
Our company has a completely scientific quality management system. We guarantee the high efficiency performance of each product.
Q4: What can we do if your item doesn't work well?
Please email or call us, we will give analysis and solution soon