ANSI CLASS 150
SIZE 40 to 500 mm

ANSI CLASS 300
Size 40 to 300 mm

ANSI CLASS 600
Size 40 to 300 mm

Manufactured in accordance with BS: 1873. bolted bonnet, outside screw rising stem, suitable for repacking under pressure when fully open, ends flanged and drilled to ANSI B16.5 With raised face, renewable seat. Valves tested to API 598.

HYDROSTATIC TEST PRESSURE
CLASS BODY SEAT
PSIG PSIG
150 425 275
300 1100 720
600 2175 1440
AIR SEAT TEST PRESSURE – 60 PSI

 

PART NO DESCRIPTION MATERIAL SPECIFICATION
1 BODY CARBON STEEL ASTM-A-216 GR WCB
2 BONNET -DO- -DO-
3 GLAND -DO- DO-
4 DISC -DO- -DO-
5 HAND WHEEL -DO- -DO-
6 STEM 13% CR SS A-182GR F6/AISI 410
7 DISC FACING RING -DO-
-,__
-DO-
8 BODY SEAT RING -DO- -DO-
9 BACK SEAT BUSH -DO- -DO-
10 YOKE BUSH Ni-RESIST CI/AL BRONZE BS : 3468/IS : 305/BS : 2789
11 GLAND PACKING GRAPH I TED ASBESTOS
12 GASKFT CAF/SOFT IRON IS : 2712/SPIRAL WOUNDSS 304 WITH
ASBESTOS FILLER
13 BONNET BOLTS/STUDS ALLOY STEEL ASTM-A-193 GR B7
14 BONNET NUTS -DO- ASTM-A-104 GR 2H