Tender For Supply Of Permanent Colour Coated Metal Cladding Sheet, 24 Paraganas North-West Bengal

Supply Of Permanent Colour Coated Metal Cladding Sheet Supply Of Permanent Colour Coated Metal Cladding Sheet For Chp-Ahp Structures At 2X660 Mw Maitree Stpp, Rampal, Bagerhat, Bangladesh. , Item Sl. No. S1503 - Designing, Providing Of External Sheet Of Permanent Colour Coated Metal Cladding For Wall/ Roof With Troughed High Strength Tensile Steel Sheets Of Minimum 0.75 Mm Bare Metal Thickness [Designed For Applicable Loads (Dead, Live, Wind Etc.) For A Span Of 1.5M] Having Minimum Yield Strength 350 Mpa And Hot Dipped Galvanized With A Minimum Zinc Coating Weight Of 275 Gsm Total Both Sides Including Pre-Treatment By Chemical Conversion Of The Zinc Coating To A Non-Metallic Surface With Corrosion Inhibiting And Adhesion Additives, Nominal 8 Micron Thick Anti-Corrosive Pigmented Epoxy Primer On Both Sides, Nominal 70 Micron Thick Tf Epoxy Barrier Coat With Special Flexibilizer Compounds Applied On Both Sides And Baked To A Hard Corrosion Resistant Finish, Nominal 40 Micron Thick Urethane Exterior Coating On Outer Face, Fixing To Supports / Rails By Concealed/Non Concealed Fixing System (As Approved By Bifpcl/Bhel), Corrosion Resistant Self-Tapping / Self-Drilling Type Fasteners With Suitable Cap, Flashing Etc. All Complete. The Sheet Shall Have Minimum 500 Mm Cover Width, Minimum 42Mm Height Crests At Maximum 250Mm C/C With Special Male/Female Side Laps And Anti-Siphoning Features To Prevent Leakage. (Erection/Fixing At Site Is Not In The Scope Of Agency) , Item Sl. No. S1505 - Designing, Providing Of Internal Sheet Of Permanent Colour Coated Metal Cladding For Wall/Roof With Troughed High Strength Tensile Steel Sheets Of Minimum 0.75 Mm Bare Metal Thickness [Designed For Applicable Loads (Dead, Live, Wind Etc.) For A Span Of 1.5M] Having Minimum Yield Strength 350 Mpa And Hot Dipped Galvanized With A Minimum Zinc Coating Weight Of 275 Gsm Total Both Sides Including Pre-Treatment By Chemical Conversion Of The Zinc Coating To A Non-Metallic Surface With Corrosion Inhibiting And Adhesion Additives, Nominal 8 Micron Thick Anti-Corrosive Pigmented Epoxy Primer On Both Sides, Nominal 70 Micron Thick Tf Epoxy Barrier Coat With Special Flexibilizer Compounds Applied On Both Sides And Baked To A Hard Corrosion Resistant Finish, Nominal 20 Micron Thick Stoving Polyester Decorative Finish On Exposed Face, Fixing To Supports / Rails By Concealed/Non Concealed Fixing System (As Approved By Bifpcl/Bhel), Z Spacers, Corrosion Resistant Self-Tapping / Self-Drilling Type Fasteners With Suitable Cap, Flashing Etc. All Complete. The Sheet Shall Be Fixed Directly To Side Runners And Z Spacers As Per Relevant Bs Code Or Equivalent International Code. The Sheet Shall Be Fixed At The Rate Not More Than 1500 Mm Center To Center To Hold The Insulation And External Sheeting. The Sheet Shall Have Minimum 980 Mm Cover Width, Minimum 28Mm Height Crests At Maximum 195Mm C/C With Special Male/Female Side Laps And Anti-Siphoning Features To Prevent Leakage. (Erection/Fixing At Site Is Not In The Scope Of Agency) , (Total Price On Ddp Basis (In Usd))

Sr No	CorrigendumDate	Corrignedum	CorrigendumType	NewSubmissionDate
1	03-Oct-2023	TCN-01	Date	12-10-2023
2	12-Oct-2023	TCN-02	Date	19-10-2023
3	18-Oct-2023	TCN-03	Date	26-10-2023
4	26-Oct-2023	TCN-04	Date	02-11-2023
5	31-Oct-2023	TCN-05	Date	13-11-2023
6	13-Nov-2023	TCN-06	Date	27-11-2023
7	27-Nov-2023	TCN-07	Date	11-12-2023
8	11-Dec-2023	TCN-08	Date	26-12-2023
9	26-Dec-2023	TCN-09	Date	05-01-2024

Refer document

Refer document

Refer document

Name of Work: Supply of permanent colour coated metal cladding sheet for CHP-AHP structures at 2x660 MW Maitree STPP, Rampal, Bagerhat, Bangladesh.

Sl. No.	Item Description
1	ITEM SL. NO. S1503 - Designing, providing of External sheet of Permanent colour coated metal cladding for wall/ roof with troughed high strength tensile steel sheets of minimum 0.75 mm bare metal thickness [designed for applicable loads (dead, live, wind etc.) for a span of 1.5m] having minimum yield strength 350 MPa and hot dipped galvanized with a minimum zinc coating weight of 275 gsm total both sides including pre-treatment by "chemical conversion" of the zinc coating to a non-metallic surface with corrosion inhibiting and adhesion additives, nominal 8 micron thick anti-corrosive pigmented epoxy primer on both sides, nominal 70 micron thick TF epoxy barrier coat with special flexibilizer compounds applied on both sides and baked to a hard corrosion resistant finish, nominal 40 micron thick urethane exterior coating on outer face, fixing to supports / rails by concealed/non concealed fixing system (as approved by BIFPCL/BHEL), corrosion resistant self-tapping / self-drilling type fasteners with suitable cap, flashing etc. all complete. The sheet shall have minimum 500 mm cover width, minimum 42mm height crests at maximum 250mm c/c with special male/female side laps and anti-siphoning features to prevent leakage. (Erection/Fixing at site is not in the scope of agency)
2	ITEM SL. NO. S1505 - Designing, providing of Internal sheet of Permanent colour coated metal cladding for wall/roof with troughed high strength tensile steel sheets of minimum 0.75 mm bare metal thickness [designed for applicable loads (dead, live, wind etc.) for a span of 1.5m] having minimum yield strength 350 MPa and hot dipped galvanized with a minimum zinc coating weight of 275 gsm total both sides including pre-treatment by "chemical conversion" of the zinc coating to a non-metallic surface with corrosion inhibiting and adhesion additives, nominal 8 micron thick anti-corrosive pigmented epoxy primer on both sides, nominal 70 micron thick TF epoxy barrier coat with special flexibilizer compounds applied on both sides and baked to a hard corrosion resistant finish, nominal 20 micron thick stoving polyester decorative finish on exposed face, fixing to supports / rails by concealed/non concealed fixing system (as approved by BIFPCL/BHEL), Z spacers, corrosion resistant self-tapping / self-drilling type fasteners with suitable cap, flashing etc. all complete. The sheet shall be fixed directly to side runners and Z spacers as per relevant BS code or equivalent international code. The sheet shall be fixed at the rate not more than 1500 mm center to center to hold the insulation and external sheeting. The sheet shall have minimum 980 mm cover width, minimum 28mm height crests at maximum 195mm c/c with special male/female side laps and anti-siphoning features to prevent leakage. (Erection/Fixing at site is not in the scope of agency)
3	(Total Price on DDP basis (in USD))