NOTICE INVITING TENDER FOR THE SUPPLY OF VALVES

GATE VALVE 10",CLASS - 600 - IBR APPROVED END CONNECTION - FLANGED STEM - RISING STEM : OUTSIDE SCREW AND YOKE BONNET - BOLTED WEDGE - ONE PIECE CAST FLEXIBLE WEDGE FACE TO FACE DIMENSION - ASME B 16.10 END FLANGE DIMENSION - ASME B 16.5 VALVE DESIGN, PRESSURE & TEMPERATURE RATING AS PER ANSI B 16.34 TESTING - AS PER ANSI B 16.34 MATERIAL OF CONSTRUCTION: BODY & BONNET - ASTM A216 GR. WCB BODY SEAT RING - ASTM A 105 + HF [HARD FACED WITH STELLITE #6(Co-Cr-W ALLOY) OR EQUIVALENT] WEDGE - ASTM A 216 Gr. WCB + 13% Cr. STEEL STEM - ASTM A182 Gr. F6a, BACK SEAT - 13% Cr BACK SEAT BUSH - 13% Cr. STEEL GASKET - SPIRALLY WOUND SS 304 WITH GRAPHITE FILLER STUD - ASTM A 193 Gr. B7 STUD NUT - ASTM A 194 Gr. 2H STEM PACKING - DIE FORMED FLEXIBLE GRAPHITE RINGS WITH BRAIDED GRAPHITE TOP AND BOTTOM RINGS GLAND - STEEL GLAND FLANGE - ASTM A 105 / ASTM A 216 Gr. WCB EYE BOLT - Cr.- Mo STEEL,EYE BOLT NUT - ASTM A 194 Gr. 2H GROOVE PIN - STEEL YOKE SLEEVE(STEM NUT) - ASTM A 439 TYPE D2 GREASE FITTING - STEEL RETAINER NUT,HANDWHEEL,HANDWHEEL NUT-STEEL/DUCTILE IRON/MALLEABLE IRON NAME PLATE - SS 304 NOTES: 1) PARTY TO SUBMIT DETAILED CROSS SECTIONAL DRAWING OF VALVE WITH BILL OF MATERIAL ALONG WITH QUOTATION. 2) PARTY SHALL CARRY OUT TESTING OF THE ISOLATION VALVE AS PER THE STANDARDS & SUBMIT REPORT OF THE SAME. 3) PARTY SHALL HYDROTEST VALVE SHELL, SEAT/BACK SEAT AS PER STANDARDS & SUBMIT DOCUMENTARY EVIDENCE OF THE SAME ALONG WITH SUPPLY. RCF ENGINEER MAY WITNESS HYDROTESTING OF VALVES.PARTY SHALL INFORM ATLEAST ONE WEEK IN ADVANCE TO RCF ABOUT HYDROTESTING OF VALVES 4) PARTY SHALL SUBMIT MTC OF VALVE & ITS INTERNALS ALONG WITH SUPPLY. 5) ALL THE VALVES SHALL BE STAMPED & IBR APPROVED. PARTY TO SUBMIT IBR AUTHORITY APPROVED CERTIFICATE OF EACH VALVES ALONG WITH SUPPLY. 6) PARTY SHALL GIVE PERFORMNANCE GUARANTEE OF VALVES AGAINST ANY MANUFACTURING DEFECT FOR PERIOD OF 18 MONTHS FROM DATE OF SUPPLY OR 12 MONTHS FROM DATE OF INSTALLATION.

GLOBE VALVE, FORGED CARBON STEEL, SIZE: 3/4"NB, CLASS 800 PSI RATING, SOCKET WELD ENDS, HAND OPERATED WITH O.S.& Y TYPE, Standard Bore, DESIGNED CONFORM TO BS 5352 & TESTED AS PER BS 6755 PART 1 WITH KEROSENE, END CONN. AS PER ANSI B16.11 MATERIAL OF CONSTRUCTION: 1. BODY& BONNET- ASTM A105 2. GLAND PKG.- MOULDED GRAPHITE 3. DISC- A217 CA15(SS13% CR) WITH STEL. 6 OF 1.6 MM MIN THK 4. STEM- A276-T410 HEAT TREATED & GROUND FINISH. 5. BODY SEAT/SEAT RING- A276-T410 INTEGRAL+ STEL.6. 6. BONNET GASKET-SPIRALWOUND SS304 GRAPHITED. NOTES:- 1) PARTY TO SUBMIT DETAILED CROSS SECTIONAL DRAWING OF VALVE WITH BILL OF MATERIAL ALONG WITH QUOTATION. 2) PARTY SHALL CARRY OUT TESTING OF THE ISOLATION VALVE AS PER THE STANDARDS & SUBMIT REPORT OF THE SAME. 3) PARTY SHALL HYDROTEST VALVE SHELL, SEAT/BACK SEAT AS PER STANDARDS & SUBMIT DOCUMENTARY EVIDENCE OF THE SAME ALONG WITH SUPPLY. RCF ENGINEER MAY WITNESS HYDROTESTING OF VALVES.PARTY SHALL INFORM ATLEAST ONE WEEK IN ADVANCE TO RCF ABOUT HYDROTESTING OF VALVES 4) PARTY SHALL SUBMIT MTC OF VALVE & ITS INTERNALS ALONG WITH SUPPLY. 5) ALL THE VALVES SHALL BE STAMPED & IBR APPROVED. PARTY TO SUBMIT IBR AUTHORITY APPROVED CERTIFICATE OF EACH VALVES ALONG WITH SUPPLY. 6) PARTY SHALL GIVE PERFORMNANCE GUARANTEE OF VALVES AGAINST ANY MANUFACTURING DEFECT FOR PERIOD OF 18 MONTHS FROM DATE OF SUPPLY OR 12 MONTHS FROM DATE OF INSTALLATION.

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