Threaded Bellow Seal Globe Valve

Threaded Bellow Seal Globe Valves
Threaded Bellow Seal Globe Valves

Materials

Materials of Threaded Bellow Seal Globe Valves
Materials of DIN Bellow Seal Globe Valves
No Part name Material No Part name Material
1 Body GS-C25 CFS CF8 7 Packing Flexible Graphite
2 Disc 304,316 8 Gland GS-C25 CFS CF8
3 Pin ASTM304 9 Guiding piece 25,45,304,316
4 Bellow assembled 304,316 10 Yoke nut ZQA19-4
5 Stem 304,316 11 Bolt,Nut ASTM304
6 Bonnet GS-C25 CFS CF8 12 Hand wheel WCBQT400-18
Pressure Test Pressure(MPa)
shell seal bellow seal low-pressure seal
MPa 1.6 2.4 1.76 1.76 0.6
2.5 3.8 2.75 2.75 0.6
4.0 6.0 4.4 4.4 0.6
Suitable temp -20~350°C
Suitable medium Water, Stem, Oil etc.

Dimensions and Weight

Nominal diameter boot dolt of size(mm)
L L1 S H H1 D0
15 1/2 90 14 30 109 117 65
20 3/4 100 16 36 109 117 65
25 1 120 18 46 130 140 95
32 1-1/4 140 20 55 155 168 120
40 1-1/2 170 22 62 165 178 120
50 2 200 24 75 180 195 180