一、执行标准
设计与制造结构长度法兰尺寸压力-温度试验-检验JB/T7749GB12221JB79Gb9131JB/T9092
二、压力试验
公称压力PN1.62.54.06.410.0强度试验2.43.86.09.615.0水密封试验1.82.84.47.011.0上密封试验1.82.84.47.011.0气密封试验0.4-0.7
三、主要零件材料及性能
体盖板阀杆密封面垫片填料工作温度适用介质ZGoCrMNVAI低温高压铸钢1Cr7Ni12STL/STL1Cr13/柔性石墨
低温石棉PTFE浸聚四氟乙
烯石棉绳
柔性石墨-46丙烷/炳烯
甲醇/乙烷
煤气/液氨LCBZGoCrMNVAI低温高压铸钢-60LC1ZGoCrMNVAI低温高压铸钢-73LC2ZGoCrMNVAI低温高压铸钢1Cr18Ni9Ti-101LC3ZGoCrMNVAI低温高压铸钢-115LC4ZGoCrMNVAI低温高压铸钢-196CF8
四、规格主要尺寸(PN1.6MPa-2.5 MPa)
1.6MPaDNLDD1D2bn-ΦdHD0凸面法法
RF
DZ40Y-16LCB
DZ40Y-16LC1
DZ40Y-16LC2
DZ40Y-16LC3
DZ40Y-16LC4
DZ40Y-16P
DZ40Y-16R201501057555144-Φ14320140251601158565144-Φ143501603218013510078164-Φ183851804020014511085164-Φ1842022050250160125100164-Φ1854024065265180145120184-Φ1861024080280195160135208-Φ18690280100300215180155208-Φ18780300125325245210185228-Φ18930320150350280240210248-Φ239803502004003352952652612-Φ2611804002504501053553203012-Φ3013904503005004604103753012-Φ3016205003505505204704353416-Φ3418105004006005805254853616-Φ3619705502.5MPa201501057555164-Φ16320140凸面法法
RF
DZ40Y-25LCB
DZ40Y-25LC1
DZ40Y-25LC2
DZ40Y-25LC3
DZ40Y-25LC4
DZ40Y-25P
DZ40Y-25R251601158565164-Φ163501603218013510078184-Φ183851804020014511085184-Φ1842020050250160125100204-Φ2054024065265180145125228-Φ2251024080280195160135228-Φ22690280100300230190160248-Φ24780300125325270220188288-Φ28930300150350300250218308-Φ309803202004003603102783412-Φ3411803602504504253703323612-Φ3613904003005004854303904016-Φ4016204503505505504904484416-Φ4418105004006006105505054816-Φ481990560
五、规格主要尺寸PN4.0MPa-10.0MPa
4.0 MPaDNLDD1D2D6bn-ΦdHD0凹面法法
MFM
DZ40Y-40LCB
DZ40Y-40LC1
DZ40Y-40LC2
DZ40Y-40LC3
DZ40Y-40LC4
DZ40Y-40P
DZ40Y-40R20150105755551164-Φ1433014025160115856558164-Φ14360160321801351007866184-Φ18440180402001451108576184-Φ184552005025016012510088204-Φ1857524065380180145120110224-Φ20635240803103195160135121228-Φ2271528010050230190160150248-Φ22815300125400270220188176288-Φ24965360150450300250218204308-Φ281025400200550375320282160388-Φ3012254502506504453853453134212-Φ3414405603007505104504083644616-Φ34166554703508505705104654225216-Φ4118807204009506555855354745816-Φ1820508006.4MPa20190125906851204-Φ18330180凹面法法
MFM
DZ40Y-64LCB
DZ40Y-64LC1
DZ40Y-64LC2
DZ40Y-64LC3
DZ40Y-64LC4
DZ40Y-64P
DZ40Y-64R252101351007858224-Φ23360180322301501108266244-Φ23410180402401651259576244-Φ234802205025017513510588264-Φ2358524065280200160130110288-Φ2369024080310210170140121308-Φ23745280100350250200168150328-Φ25885300125400295240202176368-Φ30985360150450340280240204388-Φ3410504002005504053453002604412-Φ3412404502506504704003523134812-Φ4114605603007505301604123645416-Φ411670564010.0MPa252101351007858244-Φ18365200凹面法法
MFM
DZ40Y-100LCB
DZ40Y-100LC1
DZ40Y-100LC2
DZ40Y-100LC3
DZ40Y-100LC4
DZ40Y-100P
DZ40Y-100R322301501108266244-Φ234202005025019514511288284-Φ2563024065280220170138110328-Φ2570024080310230180148121348-Φ2576028010035026521017215