·Investment Casting for body and cap
·Reduced Bore
·threaded ends: ANSI B2.1, BS21, DIN259 / 2999
·Length according to DIN3202-M3
·Internal entry blow-out proof stem
·Pressure rating: 1000PSI(PN63)
·Material:CF8M,CF8,CF3M,WCB
·Pressure test: API 598
·Lever handle
·Locking device(optional)