gb／t5744—93快关阀本产品适用于船舶淡水、燃油、滑油、柴油等管路。
the product is used for marine f . w . ，f．o ., l．o.，d .o., etc．
基本参数见表1 parameter list show astable 1
表1 table1
| 公称压力nominal pressure | 0.25mpa |
| 公称通径nominal diameter | dn20-150mm |
| 工作温度working tempreture | t≤120℃ |
| 阀体材料valve body material | zg230-450 |
| 缺体工作压力working pressure of cylinder body | 0.3~0.7mpa |
结构尺寸见表2 structural dimension show as table 2
表2 table 2
公称通径 nominal diameter | 结构尺寸 stmctural dimension | 手轮 hand wheel | 升程 lift range | 法兰flange | 缸体容积 volume of cylinder body | ||||||||||||
l | h | l0 | l1 | as、bs、aq、bq | ass、bss、aqs、bqs | v(cm^3) | |||||||||||
dn | a型 | b型 | a型 | b型 | d0 | m | d | d1 | n-d | b | d | d1 | n-d | b | 27 | ||
20 | 150 | 95 | 240 | 320 | 143 | 44 | 80 | 7 | 95 | 68 | 4-13 | 11 | 90 | 65 | 4-11 | 14 | |
25 | 160 | 100 | 242 | 325 | 105 | 73 | 12 | 100 | 75 | ||||||||
32 | 180 | 105 | 245 | 330 | 100 | 9 | 115 | 83 | 6-15 | 13 | 120 | 90 | 4-14 | 16 | |||
40 | 200 | 115 | 274 | 365 | 48 | 120 | 12 | 125 | 93 | 130 | 100 | ||||||
50 | 230 | 125 | 283 | 381 | 49 | 140 | 15 | 135 | 103 | 140 | 110 | ||||||
65 | 290 | 145 | 325 | 437 | 155 | 58 | 19 | 155 | 123 | 14 | 160 | 130 | 58 | ||||
80 | 310 | 155 | 350 | 466 | 160 | 23 | 170 | 138 | 8-15 | 190 | 150 | 4-18 | 18 | ||||
100 | 350 | 175 | 375 | 500 | 295 | 62 | 180 | 30 | 190 | 158 | 210 | 170 | |||||
125 | 400 | 200 | 400 | 540 | 300 | 68 | 200 | 36 | 215 | 183 | 10-15 | 240 | 200 | 8-18 | 20 | ||
150 | 480 | 225 | 430 | 580 | 310 | 75 | 225 | 45 | 240 | 208 | 12-15 | 265 | 225 | ||||
