Heat-exchanger equipment, pipelines and pipeline components

Heat exchanger Tubes are used in all types of process industries. Characteristic requirements are: bead worked weld, fixed lengths and extensive testing. In order to meet the demand for rapid delivery, we have a strip stock with both standard and special grades of steel in the most common thicknesses.

 

Production Standard, Grade, Steel No:
ASTM A179, A GB6479 10, 20, 16Mn, 15MnV, 12CrMo, 15CrMo, 12Cr2Mo, 12SiMoVNb

Delivery Conditions:
Annealed, Normalized, Normalized and Tempered

Main Testing Terms Accoring to ASTM A213-09 and ASTM A1016 

1. High pressure hydraulic Test: Minimum 10 Maps.
2. Eddy current test, Ultrasonic Test
3. Mechanical Test
4. OD and WT tolerance Test.
Surface treatment:
Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting.