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No. Tenders ID & Tenders Brief
1 Tenders: 20121066 Supply Of Clamp Valve For Hp Discharge Valve For Gd Make Air Compressor To Emd Pt. No. 8063304 .
Refer Detail
Due Date : 26/09/2019
CHHATTISGARH
2 Tenders: 20099292 Re Tender For Supply, Installation And Commissioning Of Dcp Suppression System At Bpcl Ranchi Depot Please Note All Pipelines Of 40Mm Dia And 25 Mm Dia Shall Conform To Carbon Steel Seamless Pipe Schedule 40 (More Etails Inside): While Filing Price Bid, Please Keep This In Mind. As Valid Certificates Of Schedule 40 Cs Seamless Pipe Shall Be Required Without Which Payment Would Be Blocked Even After Completion Of Work. A Design Has Been Developed For Tlf Gantry. One 50 Kg Dcp Module Can Provide Coverage To 59 To 73 Sqm Whereas On 75 Kg Dcp Module Can Provide Coverage Of 89 To 110 Sqm Area. Hence Pre Engineered Systems Comprising Of 50 Or 75 Kg Dcp Modules Can Be Used As Dcp Extinguishers Of This Size Are Standard In Oil Sector. Requirement Of Dcp Fire Extinguishers Is 75 Kg Capacity 4 Nos. Principles Of Operation. Dry Chemical Container : The 75 Kg Dcp Fire Extinguishers Shal Be Placed At A Sufficient Distance (Minimum 20 M From Tlf Gantry) From Where The Manual Operation Of Whole System Can Be Done. A. The Propellant Which Shall Be Used Is Co2 Of 6.5 Kg Capacity. This High Capacity Ensures The Pressure Is Reached To The End Nozzles And Can Flush The Whole Pipes After Functioning. B. The Dry Chemical Powder Shall Be Potassium Bicarbonate As It Is Preferred Over Sodium Bicarbonate. Distribution System The System Requires A Piping System To Distribute The Fluidized Dry Chemical Powder To The Nozzles. The Chemical May Reach Very Speed Of 7500 Ft/Min Exerting Tremendous Force Of The Bends And Joints Of The Piping System. Venturi Assemblies Are Normally Fitted Before ‘T’ Fittings To Ensure Remixing Of Powder Before Dividing. Activation System Activation Can Be Achieved Manual For A Safe Location. Automated Activation Shall Be Done Later The Engineered Dcp Fire Extinguishing System For Ranchi Depot Tlf Gantry, Will Consist Of The Following. 1) Standard Skid Mounted 50Kg Dcp Cylindrical Containers Made Of Ms As Per Is 10658 And Which Is Tested To 35Kg/Sqcm And Fitted With Safety Valve Set To Release At 20 Kg/Sqcm. 2) Use Dcp Powder Confirming To Is4308. Foam Compatible Dcp Powders May Also Be Considered. Potassium Carbonate To Be Used As It Is Superior To Sodium Carbonate Due To Better Fluidity. 3) Use Standard 6.5 Kg Carbondioxide Cylinders As Expellant Confirming Relevant Is Standards. Quantity Of Expellant Gas Will Be 20% Extra For Flushing The Pipelines After Discharge. 4) The No Of Modules Shall Be :4 Nos Of Modules Of 75 Kg Dcp For 4 Bay Gantry. 5) Each Module Shall Be Connected To Network Of Piping And Shall Discharge The Contents From 5 Nozzles , Three Mounted On Top Of Gantry And Two At The Bottom To Take Care Of Fire At Top Of T/L And Fire At Bottom Of Bay From Spill. 6) Each Module Can Be Activated Individually Remotely By Manual Activation. 7) Depending On Severity Of Fire And Extent Of Spread Across The Bays, More No Of Modules Can Be Operated Simultaneously. 8) Provision Of Piping Network In Carbon Steel Seamless (Astm A106 Grb) With All Standard Fittings To Each Of The Bays So That There Are 5 Discharge Nozzles In Each Bay, 3 At The Top And 2 At The Bottom. E) The Layout Of Discharge Nozzle Shall Ensure Coverage Of 55 79 Sqm Area Of Gantry Discharging 75Kg Dcp F) The System And Its Components Should Be Designed To Withstand Ambient Temperature Changes, Vibration, Humidity, Shock, Impact And Corrosion Normally Encountered On The Open Deck Of Ships, And Manufactured And Tested To The Satisfaction Of The Company. G) Systems Should Be Designed For The Discharge Characteristics And Flow Rates Of A Specific Dry Chemical Medium. The Type Of Dry Chemical In The System Should Not Be Changed Unless Testing To Verify Performance Is Conducted By A Laboratory To The Company. Different Dry Chemical Media Should Not Be Mixed. H) Only Chemicals Based On The Salts Of Potassium Should Be Used. Dry Chemical Storage Containers Should Be Designed To Pressure Codes Of Practice Acceptable To Bpcl, For The Maximum System Pressure Developed At 55ºc. I) Pressure Gauges Should Be Provided For Monitoring The Contents Of The Cylinders. A Pressure Regulator Should Be Installed To Reduce The Gas Pressure To The Required System Operating Pressure. J)System Piping Should Be Arranged To Ensure That The Required Flow Rates At All The Discharge Points Equally. Flow Through The Piping Should Be Based On Flow Calculation Methods Determined By The Test Laboratory For The Specific Dry Chemical Powder Medium And Equipment Used. K)Piping, Fittings And Related Components, Except Gaskets, Should Be Designed To Withstand 925ºc. Pipings Should Be As Per Schedule L) Dry Chemical Storage Container Pick Up Tubes And Related Internal Structures Should Be Shown To Be Resistant To Corrosive Effects Of The Dry Chemical Medium. M) Dry Chemical Storage Containers Should Have A Fill Opening Of At Least 100 Mm To Allow Recharging, And Suitable Connections To Allow The Dry Powder Charge To Be Fully Agitated With Expellant Gas I.E Co2, In Accordance With The System Manufacturer’S Maintenance Instructions. N) Operating Instructions For The System Should Be Placed At Each Operating Station. O) Recharging Instructions Should Be Provided On A Permanent Nameplate Affixed To The Fixed Dry Chemical Powder Unit. As A Minimum, The Instructions Should Indicate The Required Type Of Dry Chemical Powder, The Manufacturer Of The Powder And The Required Charge. The Required Pressurizing Medium Pressure, Number Of Cylinders And Regulator Valve Setting Should Also Be Provided. P) An Approved Design, Installation, Operation And Maintenance Manual Should Be Provided To The Owner For Each Type Of Fixed Dry Chemical Powder Unit. 2) Onsite Testing (1) Piping Test After Installation, The Pipes, Valves Fittings And Assembled Systems Should Be Tested To The Satisfaction Of The Company, Including Functional Testing Of The Remote And Local Release Stations. All Distribution Piping Should Be Blown Through With Air To Ensure That The Piping Is Free Of Obstructions. (2) Discharge Duration Test A Fixed Dry Chemical Powder Unit Should Have A Discharge Duration Of At Less Than 45 Seconds Held In A Horizontal Position And Their Discharge Valves Fully Opened. The Duration Of Discharge Should Be Measured From The Time Dry Chemical Powder Begins Flowing From All Attached Devices Until The Gas Point Is Reached At The First Nozzle. The Whole Work Has To Be Completed Within A Month Of Release Of Purchase Order (Preferably By 30.09.2019) For This All Support Shall Be Extended By Location..
Refer Detail
Due Date : 18/09/2019
JHARKHAND
3 Tenders: 20085075 Procurement Of Seals For Stage 2 Cw Pump Discharge Valves (Fy 2019 20).
Refer Detail
Due Date : 19/09/2019
ANDHRA PRADESH
4 Tenders: 20083055 Supply Of Screw For Hp Discharge Valve Cover For Gd Wc Compressor To Gd Part No. 76Gg1.
Refer Detail
Due Date : 16/09/2019
TAMIL NADU
5 Tenders: 20070601 Supply Of Kit Hp Discharge Valve As Per Elgi Pt No.072410599 .
Refer Detail
Due Date : 20/09/2019
ANDHRA PRADESH
6 Tenders: 20026368 Supply Of Elgi Make Kit For Discharge Valve Assy. Part No. 072403739 Cosisting Of 3 Items 5 Nos. (1)Valve Plate 01 No (2) Spring Plate 03 Nos. (3) Clevloc Nut 01 No .
9,08,600.00
Due Date : 12/09/2019
NEW DELHI
7 Tenders: 20010351 Supply Of Spring Suction / Discharge Valve For Elgi Compressor As Per Elgi Pt. No.070410070 Of Wdg4 Loco. Specn: Elgi Pt. No.070410070 .
1,12,628.00
Due Date : 25/09/2019
WEST BENGAL
8 Tenders: 20009853 Supply Of Valve Spring Assembly (Modified Cylindrical Shaped Spiral Spring With 02 Button Both End) For Gd Make Water Cooled Compressor. Model Wlna 9Bb Gd Part No. 301Wln105 And Spring And Button For Elgi Make Water Cooled Compressor Model Rr66101w. (1) Spring Suction / Discharge Valve Elgi Part No. 070410070, (2) Spring Button Suction / Discharge Valve Elgi Part No. 070410080.
Refer Detail
Due Date : 12/09/2019
RAJASTHAN
9 Tenders: 20006050 Supply Of Cover Discharge Valve 9X7 Outer Head For 14And8x7 Ihe 7Nl Model Compressors.
Refer Detail
Due Date : 25/09/2019
TAMIL NADU
10 Tenders: 19998245 Supply Of Ahst2e Compressor Discharge Valve (Cdv) For Refrigerated Type Air Aryer For Conveying Air Compressor (Cac Air Dryer). Model: Ac 470. Drwg No: Csn 90 Pi Ii.
Refer Detail
Due Date : 16/09/2019
TAMIL NADU
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Discharge Valve Tenders

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