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1. The pipe fitting surface treatment:
a. Black (as cast)
b. Galvanized (hot dip zinc coating)
c. Epoxy painting (250-300 Microns)
2. Performances:
Mechanical Properties :
Tensile Strength ≥ 33kg/mm2
Elongation Rate ≥ 8%
Hardness ≤ HB150
Hydrostatic Test:
Test Pressure: 25kg/cm2
Working Pressure: 16kg/cm2
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