上裝式球閥
主要特點(diǎn):
1、閥門(mén)設(shè)計(jì)為雙斜面式，在彈簧的作用下，具有自動(dòng)調(diào)整閥座與閥體、球體之間的密封性，使之具有良好的密封性。
2、閥桿與閥蓋接觸部的密封，采用填料片平面與閥桿、閥蓋的凸肩平面壓實(shí)密封，減輕了開(kāi)啟力矩。
3、閥門(mén)設(shè)計(jì)為整體頂裝式，維修無(wú)須拆下閥門(mén)，使維修更加方便。
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對(duì)焊式 (150Lb)
Nominal diameter | d | L | H | W | E |
1/2" | 14 | 139.7 | 100 | 140 | |
3/4" | 19 | 152.4 | 100 | 140 | |
1" | 25 | 165.1 | 100 | 140 | |
1 1/2" | 38 | 190.5 | 120 | 190 | |
2" | 51 | 216 | 140 | 230 | |
2 1/2" | 64 | 241.3 | 180 | 320 | |
3" | 76 | 282.5 | 210 | 320 | |
4" | 102 | 304.8 | 220 | 450 | |
5" | 127 | 381 | 230 | 800 | |
6" | 152 | 457.2 | 320 | 450 | 110 |
8" | 203 | 520.7 | 380 | 660 | 130 |
10" | 254 | 558.8 | 420 | 660 | 130 |
承插焊式(150Lb)
Nominal diameter | d | B | C | L | H | W | E |
"1/2" | 14 | 22 | 10 | 108 | 100 | 140 | |
"3/4" | 19 | 27.3 | 13 | 117.5 | 100 | 140 | |
"1" | 25 | 34 | 13 | 127 | 100 | 140 | |
"1 1/2" | 38 | 48.9 | 13 | 165 | 120 | 190 | |
"2" | 51 | 61.4 | 16 | 216 | 140 | 230 | |
"2 1/2" | 64 | 77.3 | 16 | 241.3 | 180 | 320 | |
"3" | 76 | 90.1 | 16 | 282.5 | 210 | 320 | |
"4" | 102 | 115.8 | 19 | 305 | 220 | 450 | |
"5" | 127 | 141.2 | 22.5 | 381 | 230 | 800 | |
"6" | 152 | 170.1 | 25 | 457.2 | 320 | 450 | 110 |
"8" | 203 | 221 | 25 | 520.7 | 380 | 660 | 130 |
"10" | 254 | 275 | 28.5 | 558.8 | 420 | 660 | 130 |
內(nèi)螺紋式(150Lb)
Nominal diameter | d | L | H | G | W | E |
1/2" | 14 | 108 | 100 | NPT1/2" | 140 | |
3/4" | 19 | 117.5 | 100 | NPT 3/4" | 140 | |
1" | 25 | 127 | 100 | NPT 1" | 140 | |
1 1/2" | 38 | 165 | 120 | NPT 1 1/2" | 190 | |
2" | 51 | 216 | 140 | NPT 2" | 230 | |
2 1/2" | 64 | 241.3 | 180 | NPT 2 1/2" | 320 | |
3" | 76 | 282.5 | 210 | NPT 3" | 320 | |
4" | 102 | 305 | 220 | NPT 4" | 450 | |
5" | 127 | 381 | 230 | NPT 5" | 800 | |
6" | 152 | 457.2 | 320 | NPT 6" | 450 | 110 |
8" | 203 | 520.7 | 380 | NPT 8" | 660 | 130 |
10" | 254 | 558.8 | 420 | NPT 10" | 660 | 130 |
法蘭式(150Lb)
Nominal diameter | d | L | H | W | E |
1/2" | 14 | 108 | 100 | 140 | |
3/4" | 19 | 117.5 | 100 | 140 | |
1" | 25 | 127 | 100 | 140 | |
1 1/2" | 38 | 165 | 120 | 190 | |
2" | 51 | 178 | 140 | 230 | |
2 1/2" | 64 | 190 | 180 | 320 | |
3" | 76 | 203 | 210 | 320 | |
4" | 102 | 229 | 220 | 450 | |
5" | 127 | 356 | 230 | 800 | |
6" | 152 | 394 | 320 | 450 | 110 |
8" | 203 | 457 | 380 | 660 | 130 |
10" | 254 | 533 | 420 | 660 | 130 |
法蘭式 ( 300Lb)
Nominal diameter | d | L | H | W | E |
1/2" | 13 | 139.7 | 100 | 140 | |
3/4" | 19 | 152.4 | 100 | 140 | |
1" | 25 | 165.1 | 100 | 140 | |
1 1/2" | 38 | 190.5 | 120 | 190 | |
2" | 51 | 216 | 140 | 230 | |
2 1/2" | 64 | 241.3 | 180 | 320 | |
3" | 76 | 282.5 | 210 | 320 | |
4" | 102 | 304.8 | 220 | 450 | |
5" | 127 | 381 | 230 | 800 | |
6" | 152 | 457.2 | 320 | 450 | 110 |
8" | 203 | 520.7 | 380 | 660 | 130 |
10" | 254 | 558.8 | 420 | 660 | 130 |
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承插焊式
法蘭式
對(duì)焊式
