NKZ64H、NKZ44H真空閘閥特點(diǎn)
NKZ64H、NKZ44H真空閘閥零件材料
產(chǎn)品類型Product type | 零件名稱Part name | |||||
閥體、閥蓋、支架Body、Bonnet、Yoke | 閥桿Valve rod | 閥板、閥瓣、密封面Walge gate Disc Sealface | 閥座密封面Seatring seal face | 閥桿螺母Yoke nut | 填料Packing | |
碳鋼型(C) Carbon steel | WCB 25 | 1Cr13或2Cr13 | 1Cr13型不銹鋼或硬質(zhì)合金Sainlesssteelor carbidealloy | 不銹鋼Stainlesssteel | 鋁青銅 | 柔性石墨F18xible graphite |
合金鋼(I) Alloy steel | WC6 Cr5M01 | 38CrM0AIA | 鈷基合金 | 硬質(zhì)合金Carbide alloy |
NKZ64H、NKZ44H真空閘閥性能參數(shù)
公稱壓力(Mpa) | ||||||
殼體強(qiáng)度試驗(yàn) | 1.0 | 1.6 | 2.5 | 4.0 | 6.4 | 10.0 |
| 1.5 | 2.4 | 3.8 | 6.0 | 9.6 | 15.0 |
上密封試驗(yàn) | 1.1 | 1.8 | 2.8 | 4.4 | 7.0 | 11.0 |
| 1.1 | 1.8 | 2.8 | 4.4 | 7.0 | 11.0 |
適用范圍 | ||||||
| 適用溫度(℃) | 適用介質(zhì) | ||||
碳鋼型 | ≤425 | 水、蒸汽、油品、非腐蝕性氣體 | ||||
合金型 | ≤540 |
主要外形和連接尺寸 Main external and connection dimension 單位Unit: mm
公稱通徑DN | L | α | H | D0 | PN1.6/MPa | PN2.5/MPa | ||
D | D1 | D | D1 | |||||
50 | 250 | 37o30' | 334 | 250 | 58 | 50 | 64 | 49 |
65 | 270 | 37o30' | 439 | 250 | 75 | 65 | 82 | 67 |
80 | 280 | 37o30' | 495 | 300 | 91 | 79 | 95 | 77 |
100 | 300 | 37o30' | 575 | 350 | 110 | 97 | 117 | 101 |
125 | 325 | 37o30' | 587 | 350 | 136 | 121 | 144 | 126 |
150 | 350 | 37o30' | 607 | 350 | 163 | 146 | 172 | 158 |
200 | 400 | 37o30' | 740 | 400 | 223 | 202 | 223 | 202 |
250 | 450 | 37o30' | 863 | 400 | 278 | 254 | 278 | 254 |
300 | 500 | 37o30' | 990 | 400 | 330 | 305 | 330 | 305 |
350 | 550 | 37o30' | 1137 | 500 | 382 | 352 | 382 | 352 |
400 | 600 | 37o30' | 1523 | 500 | 432 | 399 | 432 | 399 |
450 | 650 | 37o30' | 1618 | 600 | 485 | 451 | 485 | 451 |
500 | 700 | 37o30' | 1657 | 600 | 535 | 501 | 535 | 499 |
600 | 800 | 37o30' | 1746 | 700 | 636 | 601 | 636 | 599 |