■主要零件及材料 Main parts and materials
零件名稱 Part name | 材料 Material |
閥體 Body | 鑄鋼Cast steel不銹鋼Stainless steel、內(nèi)襯Lining F4 、F46 |
閥瓣 Disc | 鑄鋼Cast steel、不銹鋼Stainless steel、襯Lining F4 、F46 |
閥蓋 Cover | 鑄鐵Cast iron、鑄鋼Cast steel、不銹鋼Stainless steel、內(nèi)襯Ling F4、F46 |
墊圈 Washer | F4、F46 |
■襯氟止回閥標(biāo)準(zhǔn) PTFE-lined Check Valve Standard
技術(shù)規(guī)范Technical specification | |
設(shè)計標(biāo)準(zhǔn)Design standard | GB12236 |
結(jié)構(gòu)長度Structure length | GB12221 |
法蘭標(biāo)準(zhǔn)Flange standard | JB/T79-94 |
GB9113.1-26 | |
檢驗試驗Inspection test | GB/T13927 |
■主要外形尺寸和連接尺寸Main form and connection size
公稱通徑Nominal diameter | PN1.0（MPa）主要外形尺寸和連接尺寸Main form and connection size | 重量Weight | ||||||||
DN | L | D | D1 | D2 | f | b | z-Φd | D0 | H1 | Kg |
15 | 130 | 95 | 65 | 43 | 3 | 14 | 4-Φ14 | 95 | 55 | 6 |
20 | 150 | 105 | 75 | 50 | 3 | 14 | 4-Φ14 | 105 | 58 | 7 |
25 | 160 | 115 | 85 | 60 | 3 | 16 | 4-Φ14 | 115 | 60 | 8 |
32 | 180 | 135 | 100 | 68 | 3 | 18 | 4-Φ18 | 140 | 75 | 11 |
40 | 200 | 145 | 110 | 80 | 3 | 18 | 4-Φ18 | 150 | 82 | 15 |
50 | 230 | 160 | 125 | 100 | 3 | 20 | 4-Φ18 | 165 | 95 | 18 |
65 | 290 | 180 | 145 | 115 | 3.5 | 20 | 4-Φ18 | 190 | 105 | 25 |
80 | 310 | 195 | 160 | 130 | 3.5 | 22 | 8-Φ18 | 200 | 120 | 35 |
100 | 350 | 215 | 180 | 150 | 4 | 24 | 8-Φ18 | 225 | 135 | 46 |
125 | 400 | 245 | 210 | 180 | 4 | 26 | 8-Φ18 | 265 | 158 | 65 |
150 | 480 | 280 | 240 | 210 | 4 | 28 | 8-Φ18 | 300 | 180 | 92 |
200 | 600 | 335 | 295 | 260 | 5 | 32 | 12-Φ23 | 360 | 215 | 152 |
250 | 730 | 405 | 355 | 319 | 5 | 36 | 12-Φ26 | 450 | 240 | 230 |
300 | 850 | 460 | 410 | 370 | 6 | 40 | 12-Φ26 | 500 | 300 | 330 |
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