Manufactured in accordance with DIN ND 40 Bolted bonnet with integral yoke, outside screw rising stem suitable for repacking under pressure when fully open. Ends flanged and drilled to DIN 2545 with raised face, renewable seat. Valves tested to DIN 3300
HYDROSTITIC TEST PRESSURE | |
BODY | SEAT |
KG/SQ. CM | KG/SQ. CM |
60 | 40 |
AIR SEAT TEST PRESSURE – 6 KG/SQ. CM |
PART NO | DESCRIPTION | MATERIAL | SPECIFICATION |
1 | BODY | CARBON STEEL | ASTM-A-216 GR WCB |
2 | BONNET | Graphited | Asbestos |
3 | GLAND | DO | DO |
4 | DISC | DO | DO |
5 | HANDWHEEL | DO | DO |
e | STEM | 13% CR SS | A-182 GR F6/AISI 410 |
7 | DISC FACING RING | DO | DO |
8 | BODY SEAT RING | DO | DO |
9 | BACKSEAT BUSH | DO | DO |
10 | YOKE BUSH | Ni-RESJST C.I./ ALL BRONZE | BS:3468/IS:305/BS:2789 |
11 | GLAND PACKING |
GRAPHITED ASBESTOS |
|
12 | GASKET | CAF/SOFT IRON | IS : 2712/SP1RAL WOUND SS 304 WITH ASBESTOS FILLER |
13 | BONNET BOLTS | ALLOY STEEL | ASTM-A-193GRB7 |
14 | BONNET NUTS | DO | ASTM-A-194 GR2H |