stainless steel valve, valve manufacture, stainless steel butterfly valve Stainless Steel 304 stainless steel valve, valve manufacture, stainless steel butterfly valve 1. ... Handle with lockable device 2.Standards: ISO, DIN, 3A, SMS, IDF 3.Medium: Beer, Dairy, Beverage Clamp butterfl valve ... handle, multi-position plastic/stainless steel handle,12 position gear handle ...