波紋管減壓閥主要零件材料:
零件名稱 | 零件材料 |
閥體 閥蓋 | WCB |
底蓋 | WCB |
閥座 閥瓣 | 2Cr13 |
波紋管 | 1Cr18Ni9Ti |
波紋管上墊 | 2Cr13 |
波紋管下墊 | 2Cr13 |
導向座 | 2Cr13 |
主閥彈簧 | 50CrVA |
調節(jié)彈簧 | 60Si2Mn |
波紋管減壓閥流量系數(shù)(Cv):
DN | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 |
Cv | 1 | 2.5 | 4 | 6.5 | 9 | 16 | 25 | 36 | 64 |
Y44H/Y波紋管減壓閥系列連接尺寸(PN0.6-1.6MPa):
公稱通徑DN | 外形尺寸 | ||||||||||||||||||
L | H | H1 | PN0.6MPa | PN1.0MPa | PN1.60MPa | ||||||||||||||
| | D | K | n-ф | d | C | D | K | n-ф | d | C | D | K | n-ф | d | C | |||
15 | 140 | 140 | 290 | 90 | 80 | 55 | 4-12 | 40 | 12 | 95 | 65 | 4-14 | 45 | 12 | 95 | 65 | 4-14 | 45 | 14 |
20 | 140 | 140 | 295 | 98 | 90 | 65 | 4-12 | 50 | 12 | 105 | 75 | 4-14 | 55 | 14 | 105 | 75 | 4-14 | 55 | 14 |
25 | 160 | 160 | 295 | 110 | 100 | 75 | 4-12 | 60 | 14 | 115 | 85 | 4-14 | 65 | 14 | 115 | 85 | 4-14 | 65 | 14 |
32 | 180 | 180 | 295 | 110 | 120 | 90 | 4-14 | 70 | 14 | 135 | 100 | 4-18 | 78 | 16 | 135 | 100 | 4-18 | 78 | 16 |
40 | 200 | 200 | 325 | 125 | 130 | 100 | 4-14 | 80 | 14 | 145 | 110 | 4-18 | 85 | 16 | 145 | 110 | 4-18 | 85 | 16 |
50 | 230 | 230 | 325 | 125 | 140 | 110 | 4-14 | 90 | 14 | 160 | 125 | 4-18 | 100 | 16 | 160 | 125 | 4-18 | 100 | 16 |
65 | 280 | 325 | 130 | 160 | 130 | 4-14 | 110 | 14 | 180 | 145 | 4-18 | 120 | 18 | 180 | 145 | 4-18 | 120 | 18 | |
80 | 310 | 380 | 160 | 185 | 150 | 4-18 | 125 | 16 | 195 | 160 | 4-18 | 135 | 18 | 195 | 160 | 8-18 | 135 | 20 | |
100 | 350 | 380 | 170 | 205 | 170 | 4-18 | 145 | 16 | 215 | 180 | 8-18 | 155 | 20 | 215 | 180 | 8-18 | 155 | 20 |
波紋管減壓閥連接形式:
法蘭式:RF FF
執(zhí)行標準:JB79 GB9113 ANSI B16.5