According to the ASTM A234 standard,WP22 pipe fittings are butt welding ends,commonly used to be butt welded with the ASTM A335 P22 steel pipes and A182 F22 flanges or forged fittings.

ASTM A234 WP22 is a low alloy steel,so its hardness is higher,so it has better performance for the abrasive resistance and heat resistance.It is widely used for the high temperature conditions piping systems,especially boiler pipe.The butt welding joint of ASTM A234 WP22 pipe fitting makes the connection have a good strength in the system,it is leak proof and strong.

ASTM A234 WP22 pipe fittings could be used in industry field,like Oil,Gas,Power plant,Water Treatment,Chemical-industry etc.Our factory has a long time experience in producing the WP22 butt welding pipe fittings.Welcome to contact us for inquiry.