Kwan Hing Metal

e-mail :
Welded Tubing
Pre-Insulated Tubing
High Pressure Tubing
Stainless Steel SEAMLESS Tube &
Coil tubing
The honest way to make good quality seamless tubing
1) Choose of Qualify Raw Materials
2) Understand the deformation ratio
3) Use expansive lubricants and keep changing the lubricant
4) Heat treatment equipment
5) Cleaning and cleaning with care