Face to face confirm to :DIN3202-K1;BS5155;MSS SP-67 EN558-1 20 Series ect.

Flange drilling: DIN2501 PN10/PN16;ANSI125/150;ASA125/150;AS2129 Table D/E; BS4504;JIS10K;BS10-D/E ect.

Test Standard: API598

Application

The product is ideal for throtting or shutting off the flow of corrosive or incorrosive gases,liquids,semiliquids and solid powder,and can be installed in any selected position in pipelines or on vessels in the industries of petroleum processing, chemicals,food, medicine,textile,paper making, hydroelectricity engineering, ship building,water supply and sewage, metallurgy,energy engineering as well as light industry,etc.