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焊接閘閥廣泛適用于石油化工，火力發電廠等油品、水蒸氣管路上作接通或截斷管路中介質的啟閉裝置。
焊接閘閥產品特點
1、結構緊湊、設計合理、閥門剛性好、通道流暢，流量系數小
2、密封面采用不銹鋼和硬質合金，使用壽命長
3、采用柔性石墨填料、密封可靠，操作輕便靈活
4、驅動方式為手動、氣動、電動、齒輪傳動
5、結構形式為彈性楔式單閘板、剛性楔式單閘板雙閘板型式
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● 制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； |
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● 結構長度按E101的規定或按用戶提供尺寸 |
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● 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。 |
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● The manufalture and aueptanle specigication shan be based on the japanese standard E101 applied for the thermal powerand JB/T3595-93 |
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● The length shall bein line with E101 or by user’s speeification. |
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● Welding groove shan be in auordanle with power industrh spe-cification 78DG or hg user’ specification |
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● The size in inclose is old production’s size |
焊接閘閥性能規范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 |
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Z960Y-320 |
32 |
48.0 |
36.0 |
- |
≤425 |
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Z960Y-P54100 |
- |
30.0 |
22.0 |
P5410 |
≤540 |
蒸汽 Steam |
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Z960Y-P54170 |
- |
48.0 |
36.0 |
P5417 |
≤540 |
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主要零件材料Matecrial for main parts |
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零件名稱Part name |
材料牌號Material designation |
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閥體Body |
WCB |
WC6 |
WC9 |
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閥板Disc |
WCB |
WC6 |
WC9 |
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閥蓋Bonnet |
25 |
12Cr1Mo1VA |
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閥桿Stem |
1Cr17Ni2 |
20Cr1Mo1VA |
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閥座Seat |
25 |
12Cr1Mo1VA |
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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 |
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填料Packing |
增強柔性石墨Fexible graphite |
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支架Yoke |
WCB |
WCB或WC6 |
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閥桿螺母Stem nut |
45(ZCuZn25A16Fe3Mn3) |
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四開環Four piece ring |
1Cr13 |
20Cr1MoVA |
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焊接閘閥主要尺寸及重量Main dimensions and weight
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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 |
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d |
L |
H |
L1 |
L2 |
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Z60Y-250、Z61Y-250、Z62Y-250 |
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100 |
84 |
406 |
1164 |
437 |
277 |
DZW45 |
234 |
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125 |
100 |
483 |
1402 |
437 |
277 |
DZW60 |
343 |
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175 |
158 |
711 |
1650 |
554 |
309 |
DZW180 |
638 |
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225 |
200 |
864 |
1650 |
554 |
309 |
DZW180 |
654 |
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300 |
280 |
1067 |
2106 |
764 |
398 |
DZW350 |
1973 |
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Z60Y-320、Z61Y-320、Z62Y-320 |
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100 |
96 |
533 |
1236 |
437 |
277 |
DZW60 |
291 |
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125 |
118 |
610 |
1302 |
437 |
277 |
DZW60 |
315 |
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150 |
148 |
762 |
1403 |
526 |
283 |
DZW90 |
672 |
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175 |
148 |
762 |
1650 |
554 |
309 |
DZW180 |
684 |
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225 |
222 |
1041 |
1650 |
554 |
309 |
DZW180 |
696 |
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Z60Y-P54100V、Z61Y-P54100V、Z62Y-P54100V |
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175 |
148 |
762 |
1650 |
554 |
309 |
DZW180 |
683 |
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225 |
222 |
1041 |
1650 |
554 |
309 |
DZW180 |
704 |
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250 |
222 |
1041 |
1795 |
554 |
309 |
DZW180 |
1214 |
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300 |
294 |
1245 |
2080 |
554 |
309 |
DZW250 |
2125 |
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Z60Y-P54170V、Z61Y-P54170V、Z62Y-P54170V |
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125 |
98 |
630 |
1230 |
437 |
277 |
DZW60 |
312 |
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225 |
186 |
1060 |
1680 |
554 |
309 |
DZW180 |
1401 |
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300 |
278 |
1397 |
2265 |
764 |
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DZW500 |
2834 |
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325 |
310 |
1448 |
2265 |
690 |
398 |
DZW500 |
2632 |
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350 |
338 |
1550 |
2536 |
715 |
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DZWC-4 |
5591 | | 
