TECHNICAL DATA
In haihao, to produce the butt weld pipe fittings (elbows ,tees,reducers ,caps etc) and thread pipe fittings ( couplings .nipples ) as per the standard and the request of clients, our engineers and workers are professional about the technical request of the materials , dimensions etc of the pipe fittings. We manufacture according to the technical data sheet of the fittings strictly, follows are some technical standards and data sheet of the pipe fittings we comply: