一、Z61Y焊接閘閥簡介 焊接閘閥Z61Y又稱閘板閥或閘門閥，應用zui廣泛的一種閥門。它是通過閘板的升降來控制閥門的啟閉，閘板垂直于流體方向，改變閘板與閥座間相對位置即可改變通道大小。 二、Z61Y焊接閘閥具有以下優點：
執入標準Administer standard | ||||||
| ● 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 |
| 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 | ||||
| 主要尺寸及重量Main dimensions and weight |
| 公稱通徑DNNominal diameter | 主要外形尺寸和連接尺寸（mm）Main external and connecting dimensions | 電動裝置Electric dewice | 重量（kg）Weight | ||||
| d | L | H | L1 | L2 | |||
| Z60Y/Z62Y-250 | |||||||
| 100 | 84 | 406 | 1164 | 437 | 277 | DZW45 | 234 |
| 125 | 100 | 483 | 1402 | 437 | 277 | DZW60 | 343 |
| 175 | 158 | 711 | 1650 | 554 | 309 | DZW180 | 638 |
| 225 | 200 | 864 | 1650 | 554 | 309 | DZW180 | 654 |
