Cast iron rising stem gate valve, 125/150lb Application 1.Design and manufactureAnsi b16.1 2.Face to faceAnsi b16.10 3.Working pressureClass125/150lb Main parts and materials NumberPart nameMaterial 1BodyCast iron/ductile iron 2Seat ringStainless steel/brass 3DiscWcb/ductile iron 4StemStainless steel 5NutDuctile iron 6GasketCast iron/ductile iron 7BoltWcb/ductile iron 8BonnetCast iron/ductile iron 9PackingGraphite 10BoltsSteel 11Gland packingCast iron 12Stem nutDi 13Yoke bushing nutSteel 14HandwheelDi 15NutSteel Main dimensions DnLDD1BN-dHH1 40165 12798.5174-¦õ16275322 50178 152120.5184-¦õ19343405 65190.5 178139.5184-¦õ19386462 80203 190152.5204-¦õ19418510 100229 229190.5228-¦õ19430542 125254 254216258-¦õ22510648 150267 279241.5278-¦õ22606769 200292 343298.5298-¦õ22715928 250330 4063623012-¦õ258431106 300354 4834323112-¦õ259571271