As one of the leading 2-piece trunnion ball valve manufacturers and suppliers in China and equipped with a productive factory, Shanghai Hugo Valve Co.,Ltd is always at your service.2-Piece trunnion ball valve Features1, 2 piece construction with full port2, Trunnion mounted ball3, Grease injection fitting for emergency stem seal4, blowout proof stem5, low and high pressure sea sealing ( self relieving seat design )6, metal backup eats accomplished fire safe functionality.7, locking device standard with gear operator8, secondary injection system with separate internal check valve for secondary sealing ( standard for size 6'' and larger, optional on 2''-4'' )9, Electroless nickel plated trim is standard.10, there is a drain valve at the bottom of the valve which is for block and bleed operation.MaterialValve body : WCB,LCB,CF8,CF8M,CF3,CF3MOr A105, LF2,F304,F304L,F316,F316LValve ball : A105, F304,F304L,F316,F316LValve stem : 410S.S.,LF3,F304,F304L,F316,F316L Seat : A105+ENP, LF2+ENP, F304,F316Seat insert : PTFE,NYLON,PEEK,VITON etcStandardDesign : API 608, API6D,ASME B16.34, Length of face to face : ASME B 16.10, DIN 3202,Flange end : ASME B16.5, EN1092-1Test : API 598, BS EN 12266, ISO 5208NPS : 2'' - 24''Pressure : 150 LB - 1500 LBDimension (150 class pressure for reference) Unit : mmSizeNPS2''2 1/2''3''4''6''8''10''12''portinch22.534681012L (RF)inch77.58915.5182124L(BW)inch8.59.511.13121820.52225L(RTJ)inch7.588.59.51618.521.524.5