產(chǎn)品概述
1、設(shè)計制造按JB/T3595等標(biāo)準(zhǔn)，可與國產(chǎn)設(shè)備配套使用
2、閥門中腔采用壓力自緊式密封結(jié)構(gòu)、密封性能好，支管兩端為焊接結(jié)構(gòu)。
3、閘板與閥座密封面采用司太立（slite）鈷基硬質(zhì)合金堆焊而成，耐磨、耐高溫、耐腐蝕、抗擦傷性能好。
4、閥桿經(jīng)調(diào)質(zhì)和表面氮化處理，有良好的抗腐蝕性和抗擦傷性。
5、啟閉件的結(jié)構(gòu)可根據(jù)用戶要求設(shè)計成單板、雙板、平行雙板等不同形式。
產(chǎn)品引用標(biāo)準(zhǔn)
● 制造與驗收技術(shù)條件按日本火力發(fā)電用閥門標(biāo)準(zhǔn)E101和JB/T3595-93的規(guī)定；
● 結(jié)構(gòu)長度按E101的規(guī)定或按用戶提供尺寸
● 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
● 制造與驗收技術(shù)條件按日本火力發(fā)電用閥門標(biāo)準(zhǔn)E101和JB/T3595-93的規(guī)定；
● 結(jié)構(gòu)長度按E101的規(guī)定或按用戶提供尺寸
● 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
主要零件的材料說明
性能規(guī)范Property and specifiecation
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| 產(chǎn)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(zhì) 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(huán)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(huán)Four piece ring | 1Cr13 | 20Cr1MoVA | ||||
