对焊闸阀广泛适用于石油化工，火力发电厂等油品、水蒸气管路上作接通或截断管路中介质的启闭装置。
产品特点 自贡自牌电站阀门有限公司
1、结构紧凑、设计合理、阀门刚性好、通道流畅，流量系数小
2、密封面采用不锈钢和硬质合金，使用寿命长
3、采用柔性石墨填料、密封可靠，操作轻便灵活
4、驱动方式为手动、气动、电动、齿轮传动
5、结构形式为弹性楔式单闸板、刚性楔式单闸板双闸板型式
| ●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 |
| ●对焊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 |
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 | | |||
主要尺寸及重量Main dimensions and weight
| 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 | |||
| Z60Y-250、Z61Y-250、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 |
