品牌
生产厂家厂商性质
杭州市所在地
● Blow-out Proof Stem
● Investment Casting Body & Cap
● Pressure Blance Hole in Ball Slot
● Full Port
● Various Thread Standard Available
● Locking Device Available
● Design: ASME B16.34,API608
● Wall Thickness:ASME B16.34,GB12224
● Face to Face:DIN3202-M3
● Pipe Thread: ANSI B 1.20.1
BS 21/2779,DIN 259/2999,ISO 228
● Inspection & Testing:API 598
