DN | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 |
Cv | 1 | 2.5 | 4 | 6.5 | 9 | 16 | 25 | 36 | 64 |
阀体、阀盖 | 底盖 | 阀座、阀瓣 | 波纹管 | 波纹管上垫 | 波纹管下垫 | 导向座 | 主阀弹簧 | 调节弹簧 |
WCB | WCB | 2Cr13 | 1Cr18Ni9Ti | 2Cr13 | 2Cr13 | 2Cr13 | 50CrVA | 60Si2Mn |
A-阀体,螺纹或法兰接口
B-阀芯及阀座,在低负荷下仍有高度的耐磨特性
C-阀芯回复弹簧
D-波纹管及主阀杆组件
E-控制波纹管
F-压力控制弹簧
公称 通径 DN |
外形尺寸 | ||||||||||||||||||
L | H | H1 | PN0.6MPa | PN1.0MPa | PN1.6MPa | ||||||||||||||
0.6、1.0MPa | 1.6MPa | 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 |