BS Standard Malleable Iron Pipe Fittings
(1) The pipe fitting surface treatment:
- A. Black(as fast)
- B. Galvanized(hot dip zinc coating)
- C. Expoxy painting(250-300 microns)
(2) Performances:
Mechanical Properties
Tensile strength equal or more than 33 kg/mm2
Elongation rate equal or more than 8%
Hardness equal or less than hb150
Hydrostatic test
Test pressure:25kg/cm2
Working pressure:16kgs/cm2
Carbon Steel Pipe Fittings