電動焊接閘閥 電動焊接閘閥執入標準 | ||||||
● 制造與驗收技術條件按日本火力發電用閥門標準E101和JB/T3595-93的規定; | ||||||
● 結構長度按E101的規定或按用戶提供尺寸 | ||||||
● 焊接坡口接電力工業管理標準78DG的規定或按用戶提供尺寸。 | ||||||
● The manufalture and aueptanle specigication shan be based on the japanese standard E101 applied for the thermal powerand JB/T3595-93 | ||||||
● The length shall bein line with E101 or by user’s speeification. | ||||||
● Welding groove shan be in auordanle with power industrh spe-cification 78DG or hg user’ specification | ||||||
● The size in inclose is old production’s size 電動焊接閘閥 |
性能規范Property and specifiecation | ||||||
產品型號 Product type公稱壓力PN(MPa)Nominal pressure | 試驗壓力(MPa)Test pressure | 工作壓力(MPa)Working pressure | 工作溫度(℃)Working temperature | 適用介質Appicable medium | ||
強度試驗Sheel test | 密封試驗/上密封實驗Seal test | |||||
Z960Y-250 | 25 | 37.5 | 27.5 | - | ≤425 | 水、蒸汽、Water,steam |
Z960Y-320 | 32 | 48.0 | 36.0 | - | ≤425 | |
Z960Y-P54100 | - | 30.0 | 22.0 | P5410 | ≤540 | 蒸汽 Steam |
Z960Y-P54170 | - | 48.0 | 36.0 | P5417 | ≤540 | |
主要零件材料Matecrial for main parts | ||||||
零件名稱Part name | 材料牌號Material designation | |||||
閥體Body | WCB | WC6 | WC9 | |||
閥板Disc | WCB | WC6 | WC9 | |||
閥蓋Bonnet | 25 | 12Cr1Mo1VA | ||||
閥桿Stem | 1Cr17Ni2 | 20Cr1Mo1VA | ||||
閥座Seat | 25 | 12Cr1Mo1VA | ||||
密封環Sealing ring | S軟鋼(增強柔性石墨)S soft steel (flexible graphite) | S軟鋼S soft steel | F軟鋼F Soft steel | |||
填料Packing | 增強柔性石墨Fexible graphite | |||||
支架Yoke | WCB | WCB或WC6 | ||||
閥桿螺母Stem nut | 45(ZCuZn25A16Fe3Mn3) | |||||
四開環Four piece ring | 1Cr13 | 20Cr1MoVA |