止回阀,立式止回阀,旋启式止回阀,升降式止回阀,对夹止回阀,磅级止回阀,蝶形止回阀,橡胶瓣止回阀
性能规范公称压力PN2.54.06.416MPa壳体试验压力PT3.756.09.624高压密封试验压力2.754.47.0417.6低压气密封试验压力0.5-0.7适用介质CPI水、油品、蒸汽硝酸类油品适用温度≤425℃≤100℃≤550℃结构长度:GB12221-89法兰标准:JB79-59主要外形尺寸和连接尺寸[H44HH44WH44Y]单位:毫米PNDNLHDD1D2D6bff1Z-φd2.5MPa50230160160125100-203-4-1865290175180145120-223-8-1880310185195160135-223-8-18100350220230190160-243-8-15125400248270220188-283-8-25150480276300250218-303-8-25200550350360310278-343-12-25250650410425370332-363-12-30300750430485430390-404-16-30350850518550490448-444-16-34400950560610550505-484-16-345001150618730660610-524-20-414.0MPa502301691601251008820344-186529017318014512011022348-188031018519516013512122348-181003502202301901601502434.58-251254002482702201881762834.58-251504802703002502182043034.58-252005503423753202822603834.512-302506504014453853453134234.512-343007504235104504083644644.516-34350850455570510465422524516-34400950510655585535474584516-416.4MPa503001771751351058826344-236534019720016013011028348-238038021221017014012130348-231004302482502001681503234.58-251255002962952402021763634.58-301505503303402802402043834.58-342006503854053453002604434.512-342507754454704003523134834.512-413009004745304604123645444.516-413501025514595525475422604516-414001150616670585525474664516-4816.0MPa5030021021516513295363128-2565340227245190152110443128-3080380235260205168130463128-30100430274300240200160483128-341505503403903182702056631412-412006503744804003452757831712-482507754405804854253308832012-5430090050566557051038010032316-54)
上海中鼎阀门制造有限公司
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