Air Valves BS 1074
DESSIGN&MANUFACTURE STANDARD:BS5163—PN10/PN16
1.BODY : GREY CAST IRON/DUCTILE IRON
2.BONNET: GREY CAST IRON/DUCTILE IRON
3.STEM: BRASS OR STAINLESS STEEL
4.YOKE NUT: CAST BRASS
5.WEDGE: NBR / EPDM
6.CAP: GREY CAST IRON/DUCTILE IRON
7.GLAND PACKING: NBR / EPDM
|
SIZE
|
BS4504 PN10 |
BS4504 PN16 |
H |
||||||||
D |
D1 |
b |
Z- Φ d |
Do |
D |
D1 |
b |
Z- Φ d |
Do |
|
|
in.2(50mm) |
165 |
125 |
20 |
4-19 |
155 |
165 |
125 |
20 |
4-19 |
155 |
200 |
in.2½ (65mm) |
185 |
145 |
20 |
4-19 |
155 |
185 |
145 |
20 |
4-19 |
155 |
200 |
in.3(80mm) |
200 |
160 |
20 |
4-19 |
210 |
200 |
160 |
20 |
4-19 |
210 |
230 |
in.4(100mm) |
220 |
180 |
22 |
8-19 |
220 |
220 |
180 |
22 |
8-19 |
220 |
240 |
in.5(125mm) |
250 |
210 |
22 |
8-22 |
220 |
250 |
210 |
22 |
8-22 |
220 |
240 |
in.6(150mm) |
285 |
240 |
24 |
8-22 |
270 |
285 |
240 |
24 |
8-22 |
270 |
280 |
in.8(200mm) |
340 |
295 |
24 |
8-22 |
280 |
340 |
295 |
24 |
8-22 |
280 |
325 |
in.10(250mm) |
395 |
350 |
26 |
12-25 |
280 |
395 |
350 |
26 |
12-25 |
280 |
335 |
in.12(300mm) |
445 |
400 |
26 |
12-25 |
320 |
445 |
400 |
26 |
12-25 |
320 |
355 |
1.FLANGE DRILLEDACC. TO BS4504-PN10/PN16
2.FACE TO FACE DIMENSIONACC. TO BS4504-PN10/PN16
3.FLANGE RAISED FACE FLANGE
4.MAXIMUM WORKING PRESSURE 16BAR(1.6mpa)
5. MAXIMUM WORKING TEMPERATURE 100℃
HYDRAULIC TEST ACC TO BS5163—PN10/PN16
SEAT:1.1XPN.BODY:1.5 XPN OPERATINGtorque test.
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