shut off valves: 1,copper and stainless steel materials, 2,OEM/ODM service; 3,at most 3 gases available.

Description:

1,Material: copper and zinc-plated steel and welded by silver;

2,Full-port and ball-type (double seal) valve with a cast Stainless steel body and chrome- plated brass ball;

3,The seal is Teflon and can endure pressure of 600 psi (Vacuum service to 29Hg);

4,The knob Coating vinyl requires only one quarter turn of the whole opening or closing;

5,The valve is brazed,cleaned for oxygen service and pressure tested and capped.Valves with locking brackets are available for most pipe sizes.