執(zhí)入標(biāo)準(zhǔn)Administer standard |
● 制造與驗(yàn)收技術(shù)條件按日本火力發(fā)電用閥門(mén)標(biāo)準(zhǔn)E101和JB/T3595-93的規(guī)定； |
● 結(jié)構(gòu)長(zhǎng)度按E101的規(guī)定或按用戶(hù)提供尺寸 |
● 焊接坡口接電力工業(yè)管理標(biāo)準(zhǔn)78DG的規(guī)定或按用戶(hù)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(guī)范Property and specifiecation | ||||||
產(chǎn)品型號(hào) Product type公稱(chēng)壓力PN(MPa)Nominal pressure | 試驗(yàn)壓力(MPa)Test pressure | 工作壓力(MPa)Working pressure | 工作溫度(℃)Working temperature | 適用介質(zhì)Appicable medium | ||
強(qiáng)度試驗(yàn)Sheel test | 密封試驗(yàn)/上密封實(shí)驗(yàn)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(chēng)Part name | 材料牌號(hào)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(huán)Sealing ring | S軟鋼(增強(qiáng)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(qiáng)柔性石墨Fexible graphite | |||||
支架Yoke | WCB | WCB或WC6 | ||||
閥桿螺母Stem nut | 45(ZCuZn25A16Fe3Mn3) | |||||
四開(kāi)環(huán)Four piece ring | 1Cr13 | 20Cr1MoVA | ||||
主要尺寸及重量Main dimensions and weight |
公稱(chēng)通徑DNNominal diameter | 主要外形尺寸和連接尺寸(mm)Main external and connecting dimensions | 電動(dòng)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 |
