End Shape
Beveled end, plain end, vanished, or adding plastic caps to protect the two ends as per customers requirements
Surface
Treatment
Oiled, Galvanized, Phosphate etc
Technique
Cold drawn
Application
1. Automotive and mechanical pipes
2. Petroleum cracking pipes
3. High Pressure Boiler Pipe
4. Low and middle pressure fluid transportation pipeline
5. Chemical fertilizer equipment pipes
6. Heat exchanger pipes
Delivery
Conditions
1. BK (+C)
No heat treatment after last cold forming process.
2. BKW (+LC)
After last heat treatment there is a light finishing pass (cold drawing)
3. BKS (+SR)
After the final cold forming process the tubes are stress relieve annealed.
4. GBK (+A)
After the final cold forming process the tubes are annealed in a controlled atmosphere.
5. NBK (+N)
After the final cold forming process the tubes are annealed above the upper transformation point in a controlled atmosphere.
Package
1. Bundle Packing.
2. Plain end or vanished as