產(chǎn)品簡介：
1. 本產(chǎn)品適用于液、氣介質(zhì)管路和設(shè)備，做為接通和斷流之用。
2. 特別適用于雙向流通管路、直通式流道，流阻??；啟閉較省力，不易產(chǎn)生水錘現(xiàn)象，易于安裝。密封副采用不銹鋼材料，具有耐磨損，防腐蝕等特點(diǎn)。
3. 手輪順時(shí)針為關(guān)，反之為開，不允許借助任何杠桿。
Product Brief Introduction:
1. The valve is suitable for media of liquid or gas in pipeline and device to shut off and close.
2. It is specially suitable for fluid to flow double direction in pipeline; through way flow passage and low flow resistance; saving effort in operation , uneasy to produce water hammer, easy to install. Sealing pairs of gate valve are made of stainless steel which is antiwear and anticorrosive.
3. It will shut when the hａnd wheel rotates clockwise, otherwise, it will open .You mustn’t have the aid of any lever to open it.
主要性能參數(shù)：Main Performance Parameters:
公稱壓力 Nominal Pressure(MPa) | 1.0 | 1.6 |
適用溫度Suitable Temp℃ | ＜200 | ＜200 |
適用介質(zhì)Suitable Media | 水、油、氣及非腐蝕性介質(zhì) Water, oils, air and no corrosive |
主要材料 Main Materials | 灰鑄鐵、黃銅、碳鋼鍍鉻、不銹鋼、聚四氟乙烯 Cast Iron，Bronze，Carbon Steel，Stainless Steel，PTFE |
執(zhí)行標(biāo)準(zhǔn) Design Standard | GB/T 12232-2005 | 試驗(yàn)標(biāo)準(zhǔn) Test and check up standard | GB/T 13927-1992 |
主要部件材料：Main Material:
名稱 Name | 材料 Material |
閥體、閥蓋 Body, Bonnet | 碳鋼Carbon Steel |
閥桿 Stem | 不銹鋼Stainless Steel |
閥瓣、閥座 Disc, Seat | 碳鋼截焊、不銹鋼Carbon Steel , Stainless Steel |
填料 Filling | 石墨 Plumbago |
手輪 Handle | 球墨鑄鐵Ductile Bronze |
閥桿螺母 Nut | 錫青銅Bronze |
主要外形尺寸及連接尺寸：Outline Dimensions & Connection Dimensions:
DN（mm） | L | D | D1 | n-d | D0 | H(≈) |
40 | 165 | 145 | 110 | 4-18 | 160 | 195~245 |
50 | 178 | 160 | 125 | 4-18 | 180 | 267~330 |
65 | 190 | 180 | 145 | 4-18 | 180 | 281~356 |
80 | 203 | 195 | 160 | 8-18 | 220 | 336~426 |
100 | 229 | 215 | 180 | 8-18 | 220 | 361~472 |
125 | 254 | 245 | 210 | 8-18 | 280 | 451~586 |
150 | 267 | 280 | 240 | 8-22 | 280 | 491~652 |
200 | 292 | 340 | 295 | 8-22/12-22 | 320 | 648~860 |
250 | 330 | 395/405 | 350/355 | 12-22/12-26 | 400 | 775~1040 |
300 | 356 | 445/460 | 400/410 | 12-22/12-26 | 400 | 946~1260 |
350 | 381 | 505/520 | 460/470 | 16-22/16-26 | 450 | 1130~1495 |
400 | 406 | 565/580 | 515/525 | 16-26/16-30 | 560 | 1280~1695 |
450 | 432 | 615/640 | 565/585 | 20-26/20-30 | 560 | 1425~1890 |
500 | 457 | 670/715 | 620/650 | 20-26/20-33 | 640 | 1580~2100 |
600 | 508 | 780/840 | 725/770 | 20-30/20-36 | 640 | 1860~2480 |
700 | 610 | 895/910 | 840 | 24-30/24-36 | 640 | 2220~2940 |
注：“/"上面尺寸為PN1.0MPa尺寸，“/"下面尺寸為PN1.6MPa尺寸。
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