YINUO Galvanized pipe fittings are covered with a layer of zinc which makes these fittings have a higher ability of corrosion protection and help to prevent the accumulation of mineral deposits that will
block the pipe. Galvanized pipe fittings are mainly used for carrying water to supply home and commercial buildings; it may also serve as scaffolding frames because of its rust prevention.
Material A197 MI fittings, when subjected to a pneumatic Leakage pressure of 0.5Mpa. Acceptance suffers any leakage The GI fittings when subjected to a hydraulic pressure of 2.5Mpa.The BSPT screw threads for fittings shall be taper to avoid leak.
The angular deviation between respective Deviation Axial Lines of Threads axial lines of threads shall be 2mm or less for Acceptance.
Whereas the plating is to be processed fittings shall be plated by hot zinc dipping Plating.
The tolerance on basic dimensions for lengths from one end dace to the center or to another end face.