產品詳情
簡單介紹：
電站特種閥的特點: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’
詳情介紹：
一、電站特種閥主要零件的材料說明：
性能規范Property and specifiecation
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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 |
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強度試驗 Sheel test |
密封試驗/上密封實驗 Seal test |
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| 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 |
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二、Z960Y電站特種閥主要外形尺寸：
| 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 | |||
| 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 |
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DZW500 | 2834 |
| 325 | 310 | 1448 | 2265 | 690 | 398 | DZW500 | 2632 |
| 350 | 338 | 1550 | 2536 | 715 |
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DZWC-4 | 5591 |