Hindustan Petroleum Corporation Limited
Hindustan Petroleum Corporation Limited
Hindustan Petroleum Corporation Limited
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HINDUSTAN PETROLEUM CORPORATION LIMITED<br />
LPG PROJECTS, HINDUSTAN BHAVAN-3, 8 S.V. MARG, BALLARD ESTATE,<br />
MUMBAI-400001<br />
50mm size & above Flanged 300#, raised face, serrated Finish<br />
Flange details to ANSI B16.5<br />
Face to face to ANSI B16.10<br />
40 mm size and below Socket welded to B16.11 with Sch.80 seamless pipe extension<br />
piece 100 mm long on either side<br />
7. Operation ACTUATOR (Air Pressure shall open the valve, closure by<br />
spring upon release of air)<br />
8. Open / Close condition To be clearly marked<br />
9. Min. thickness for As per ANSI B16.34<br />
API 6D valves<br />
10. Pressure relieving device for Required<br />
body and bonnet cavity<br />
11. Spring Loading on body seat Required<br />
for triunion mounted ball<br />
12. Gland Bolted<br />
13. Back seat arrangement for Required<br />
repacking under full working pressure<br />
B. MATERIALS<br />
1. Body Cast Carbon Steel, ASTM A216 Gr.WCB<br />
2. Side / Tail Piece Cast Carbon Steel, ASTM A216 Gr.WCB<br />
3. Ball Stainless Steel AISI 316 / ASTM A351 Gr.CF8M<br />
4. Stem Stainless Steel AISI 316 (No Casting)<br />
5. Body Seat (Ball Sealing Ring) PTFE<br />
6. Body Gasket / Seal Grafoil<br />
7. Body stud & Nut Alloy Steel ASTM A193 B7 / A194 2H<br />
8. Stem (Gland) Packing Grafoil<br />
9. Back Seal (Stem Ring) PTFE<br />
10. Anti Static Spring Spring Steel<br />
11. Gland Nut Stainless Steel AISI 316<br />
12. Lever Carbon Steel<br />
13. Lock Plate Mild Steel<br />
14. Stop Pin Mild Steel<br />
C. Testing<br />
1. Standard API 6D / BS 6755 (Part I)<br />
2. Shell Test 80 kg/Sqcm (G)<br />
3. Seat Test 58 kg/sqcm (G)
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