Yearly Archives: 2021

1. Influence on the orientation of the softening zone.The melting temperature of refractory slag is high at the beginning and the range from melting to melting is small, so the softening zone in the b...

Precautions for the opening process of stainless steel tee fittings are as follows: CANGZHOU WILSON PIPELINE manufacture of  flange fittings&pipes   1. The ball valve of the stainles...

Do you know the common causes of flange leakage? The editor of PL Flange supplier china will show you a brief look! 1. Thermal expansion and contraction Due to the thermal expansion and contraction ...

1. Raw materials include strip coil, welding wire and flux.Strict physical and chemical inspection should be carried out before input. CANGZHOU WILSON PIPELINE manufacture of  flange fittings&a...

1.small and medium-sized steel, wire rod, steel bar, medium caliber steel pipe, steel wire and wire rope, etc., can be stored in the ventilated shed, but it is necessary to cover mat. 2. Some small...

1. Analyze the working conditions of forgings and determine the mechanical properties The working conditions of forgings are complex.Working conditions analysis including stress (pull, pressure, be...

1. After heat treatment, the metallographic structure of high pressure hot drawn tee pipe is the same as that of raw material;Surface hardness;Alloy steel is HB125~197. CANGZHOU WILSON PIPELINE man...

Wilson pipeline Supplying /Distribution  of Flanges ​ Types                                               :   Slip-On Flanges, Weld Neck Flanges, Blind Flanges, Lap Joint Flanges,Threaded           ...