船用外螺紋重塊式快關(guān)閥 GB/T1850-84
船用外螺紋重垂式快關(guān)閥性能規(guī)范:Performance specification
公稱壓力Nominal Pressure(MPa) | 公稱通徑Nominal Diameter(mm) | 適用介質(zhì)Applicable Medium |
2.5 | 10 - 32 | 燃油Fu el oil |
主要零部件材質(zhì)Materials of Main Parts
零件名稱Parts Name | 材料Material | |
名稱Name | 牌號(hào)Marks | |
閥體、閥蓋Body/Cover | 碳素鋼Carbon Steel | Q235-A |
閥盤Disc | 優(yōu)質(zhì)碳索鋼Good-quality Carbon Steel | 鋼45 |
閥桿Stem | 不銹鋼Stainless Steel | 2Cr13 |
手柄Handle | 球墨鑄鐵Nodular Cast lron | OT400-18 |
重塊式快關(guān)閥基本尺寸Dimensions
公稱通徑 | 結(jié)構(gòu)尺寸Structure Dimension | 螺紋接頭Thread Joint | 扳手尺寸 | 重塊手柄Weight handle | 升程 | 參考重量 | |||||||||
DN(mm) | L | H≈ | Hi | D | Di | D2 | l | |1 | Wrench Size Si | Lo | S2 | d -≈ | po- | Lift Range -m | Weight(kg |
10 | 94 | 115 | 16 | M27×1 5 | 24.8 | 14 | 16 | 3 | 30 | 98 | 8 | 150 | 20 | 5 | 1.35 |
15 | 110 | 141 | 25 | M36×2 | 33 | 22 | 22 | 5 | 32 | 100 | 8 | 150 | 20 | 5 | 2.32 |
20 | 116 | 146 | 32 | M39X2 | 36 | 25 | 23 | 5 | 36 | 102 | 9 | 144 | 26 | 6 | 2.67 |
25 | 130 | 157 | 38 | M48×2 | 45 | 32 | 26 | 6 | 46 | 105 | 11 | 126 | 30 | 7 | 3.28 |
32 | 140 | 184 | 46 | M56×2 | 53 | 38 | 28 | 6 | 46 | 108 | 12 | 144 | 26 | 8 | 4.90 |