1、设计制造按JB/T3595等标准，可与国产设备配套使用
2、阀门中腔采用压力自紧式密封结构、密封性能好，支管两端为焊接结构。
3、闸板与阀座密封面采用司太立（slite）钴基硬质合金堆焊而成，耐磨、耐高温、耐腐蚀、
抗擦伤性能好。
4、阀杆经调质和表面氮化处理，有良好的抗腐蚀性和抗擦伤性。
5、启闭件的结构可根据用户要求设计成单板、双板、平行双板等不同形式。
产品引用标准
● 制造与验收技术条件按日本火力发电用阀门标准E101和JB/T3595-93的规定；
● 结构长度按E101的规定或按用户提供尺寸
● 焊接坡口接电力工业管理标准78DG的规定或按用户提供尺寸。
● 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
● 制造与验收技术条件按日本火力发电用阀门标准E101和JB/T3595-93的规定；
● 结构长度按E101的规定或按用户提供尺寸
● 焊接坡口接电力工业管理标准78DG的规定或按用户提供尺寸。
● 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
主要零件的材料说明
性能规范Property and specifiecation
| | ||||||
| 产品型号 Product type 公称压力PN（MPa）Nominal pressure | 试验压力（MPa）Test pressure | 工作压力（MPa） Working pressure | 工作温度（℃） Working temperature | 适用介质 Appicable medium | ||
| 强度试验 Sheel test | 密封试验/上密封实验 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 | ||||||
| 零件名称Part name | 材料牌号Material designation | |||||
| 阀体Body | WCB | WC6 | WC9 | |||
| 阀板Disc | WCB | WC6 | WC9 | |||
| 阀盖Bonnet | 25 | 12Cr1Mo1VA | ||||
| 阀杆Stem | 1Cr17Ni2 | 20Cr1Mo1VA | ||||
| 阀座Seat | 25 | 12Cr1Mo1VA | ||||
| 密封环Sealing ring | S软钢（增强柔性石墨）S soft steel （flexible graphite） | S软钢S soft steel | F软钢F Soft steel | |||
| 填料Packing | 增强柔性石墨Fexible graphite | |||||
| 支架Yoke | WCB | WCB或WC6 | ||||
| 阀杆螺母Stem nut | 45（ZCuZn25A16Fe3Mn3） | |||||
| 四开环Four piece ring | 1Cr13 | 20Cr1MoVA | | |||
主要外形尺寸
| 公称通径DNNominal diameter | 主要外形尺寸和连接尺寸（mm）Main external and connecting dimensions | 电动装置Electric dewice | 重量（kg）Weight | ||||
| d | L | H | L1 | L2 | |||
| Z960Y-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 |
| 300 | 280 | 1067 | 2106 | 764 | 398 | DZW350 | 1973 |
| Z960Y-320 | |||||||
| 100 | 96 | 533 | 1236 | 437 | 277 | DZW60 | 291 |
| 125 | 118 | 610 | 1302 | 437 | 277 | DZW60 | 315 |
| 150 | 148 | 762 | 1403 | 526 | 283 | DZW90 | 672 |
| 175 | 148 | 762 | 1650 | 554 | 309 | DZW180 | 684 |
| 225 | 222 | 1041 | 1650 | 554 | 309 | DZW180 | 696 |
| Z960Y-P54100V | |||||||
| 175 | 148 | 762 | 1650 | 554 | 309 | DZW180 | 683 |
| 225 | 222 | 1041 | 1650 | 554 | 309 | DZW180 | 704 |
| 250 | 222 | 1041 | 1795 | 554 | 309 | DZW180 | 1214 |
| 300 | 294 | 1245 | 2080 | 554 | 309 | DZW250 | 2125 |
| Z960Y-P54170V | |||||||
| 125 | 98 | 630 | 1230 | 437 | 277 | DZW60 | 312 |
| 225 | 186 | 1060 | 1680 | 554 | 309 | DZW180 | 1401 |
| 300 | 278 | 1397 | 2265 | 764 | | DZW500 | 2834 |
| 325 | 310 | 1448 | 2265 | 690 | 398 | DZW500 | 2632 |
| 350 | 338 | 1550 | 2536 | 715 | | DZWC-4 | |
