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NTPC Limited invites bids for procurement of MS Flange across multiple nominal bore sizes—40 NB, 50 NB, 65 NB, 80 NB, 100 NB, 150 NB, 200 NB, 250 NB, 300 NB, 500 NB, 700 NB. The BOQ lists 11 items under flange categories, with no explicit quantities in the provided data. The contract includes an option clause allowing ±25% quantity variation at contracted rates and proportional delivery time adjustments. The procurement occurs in the context of NTPC’s wide-scale power generation operations and requires conformance to the stated delivery mechanics, not yet mapped to a specific location in the data.
MS flanges across 40–700 NB
Total BOQ items: 11
Quantity variation: ±25%
Delivery extension: minimum 30 days
No explicit standards listed in available data
Option clause allows quantity variation up to 25%
Extended delivery period calculations require minimum 30 days
Delivery timeline tied to last date of original order
Delivery extension rules with minimum 30 days and proportional time based on quantity change
±25% variation at contracted rates for both initial and during-currency orders
Bidders must comply with option clause; standards not specified in data excerpt
Experience in supplying MS flanges or similar piping components
Ability to handle ±25% quantity variation at fixed rates
Submit GST, PAN, financials, and OEM authorizations per NTPC bid norms
Quantity
456
Category
MS Flange-40 NB
Bid Type
Two Packet Bid
Bid Validity
30 (Days)
Bid Type
Service
Evaluation
Total value wise evaluation
Inspection Required
No
Tech Clarification Time
5 Days
EMD Required
No
MII Purchase Preference
No
MSE Purchase Preference
Yes
MSE Preference Band
L1+15%
MSE Exemption/Relaxation
No
Startup Exemption/Relaxation
No
Bid Splitting Applied
No
Arbitration Clause
No
Mediation Clause
No
Tender Category
Goods
Bid To RA
No
Bid To RA Enabled
No
Item Category
MS Flange-40 NB , MS Flange-50 NB , MS Flange-65 NB , MS Flange-80 NB , MS Flange-100 NB , MS Flange-150 NB , MS Flange-200NB , MS Flange-250 NB , MS Flange-300 NB , MS Flange-500 NB , MS Flange-700 NB
Payment Timelines
Payments shall be made to the Seller within 15 days of issue of consignee receipt-cum-acceptance certificate (CRAC) and on-line submission of bills (This is in supersession of 10 days time as provided in clause 12 of GeM GTC)
Max Delivery Days
15
Delivery Locations
1
Delivery Cities
Patna
Delivery Pincodes
803213
| Consignee | Address | City | State | Pincode | Quantity | Delivery Days | Additional Requirement |
|---|---|---|---|---|---|---|---|
| Ajay Alok Chaudhary | 803213,NTPC Barh Super Thermal Power Project, PO- NTPC Campus Barh, Distt- Patna,State-Bihar | Patna | Bihar | 803213 | 30 | 15 | - |
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Main Document
BOQ
BOQ
GEM_GENERAL_TERMS_AND_CONDITIONS
Extended Deadline
19-Oct-2026, 3:30 am
Opening Date
20-Oct-2026, 3:30 am
MS Flange-40 NB
MS Flange-40 NB Flange PCD-110 mm No of Holes-4 Dia of Hole-16 mm
MS Flange-50 NB
MS Flange-50 NB Flange PCD-125 mm No of Holes-4 Dia of Hole-16 mm
MS Flange-65 NB
MS Flange-65 NB Flange PCD-140 mm No of Holes-4 Dia of Hole-16 mm
MS Flange-80 NB
MS Flange-80 NB Flange PCD-160 mm No of Holes-4 Dia of Hole-16 mm
MS Flange-100 NB
MS Flange-100 NB Flange PCD-180 mm No of Holes-8 Dia of Hole-12 mm
MS Flange-150 NB
MS Flange-100 NB Flange PCD-190 mm No of Holes-8 Dia of Hole-16 mm
MS Flange-200NB
MS Flange-150 NB Flange PCD-234 mm No of Holes-8 Dia of Hole-16 mm
MS Flange-250 NB
MS Flange-200 NB Flange PCD-290 mm No of Holes-8 Dia of Hole-16 mm
MS Flange-300 NB
MS Flange-250 NB Flange PCD-365 mm No of Holes-12 Dia of Hole-22 mm
MS Flange-500 NB
MS Flange-300 NB Flange PCD-405 mm No of Holes- 12 Dia of Hole-16 mm
MS Flange-700 NB
MS Flange-500 NB Flange PCD-578 mm No of Holes- 12 Dia of Hole-24 mm
| Item # | Title | Description | Quantity | Unit | Consignee | Delivery (Days) | Price Trends |
|---|---|---|---|---|---|---|---|
| 1 | MS Flange-40 NB | MS Flange-40 NB Flange PCD-110 mm No of Holes-4 Dia of Hole-16 mm | 30 | number | buycon482.nl.bh | 15 | |
| 2 | MS Flange-50 NB | MS Flange-50 NB Flange PCD-125 mm No of Holes-4 Dia of Hole-16 mm | 25 | number | buycon482.nl.bh | 15 | |
| 3 | MS Flange-65 NB | MS Flange-65 NB Flange PCD-140 mm No of Holes-4 Dia of Hole-16 mm | 25 | number | buycon482.nl.bh | 15 | |
| 4 | MS Flange-80 NB | MS Flange-80 NB Flange PCD-160 mm No of Holes-4 Dia of Hole-16 mm | 60 | number | buycon482.nl.bh | 15 | |
| 5 | MS Flange-100 NB | MS Flange-100 NB Flange PCD-180 mm No of Holes-8 Dia of Hole-12 mm | 100 | number | buycon482.nl.bh | 15 | |
| 6 | MS Flange-150 NB | MS Flange-100 NB Flange PCD-190 mm No of Holes-8 Dia of Hole-16 mm | 100 | number | buycon482.nl.bh | 15 | |
| 8 | MS Flange-200NB | MS Flange-150 NB Flange PCD-234 mm No of Holes-8 Dia of Hole-16 mm | 50 | number | buycon482.nl.bh | 15 | |
| 9 | MS Flange-250 NB | MS Flange-200 NB Flange PCD-290 mm No of Holes-8 Dia of Hole-16 mm | 30 | number | buycon482.nl.bh | 15 | |
| 10 | MS Flange-300 NB | MS Flange-250 NB Flange PCD-365 mm No of Holes-12 Dia of Hole-22 mm | 20 | number | buycon482.nl.bh | 15 | |
| 11 | MS Flange-500 NB | MS Flange-300 NB Flange PCD-405 mm No of Holes- 12 Dia of Hole-16 mm | 10 | number | buycon482.nl.bh | 15 | |
| 12 | MS Flange-700 NB | MS Flange-500 NB Flange PCD-578 mm No of Holes- 12 Dia of Hole-24 mm | 6 | number | buycon482.nl.bh | 15 |
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GST registration certificate
Permanent Account Number (PAN) card
Experience certificates for similar flange supply projects
Financial statements (last 2-3 years)
EMD/Security deposit documents (as per NTPC terms)
Technical bid documents and compliance sheets
OEM authorization letters (if applicable)
Manufacturing/quality certifications and test reports (if available)
Key insights about BIHAR tender market
Bidders should verify NTPC’s bid documents, ensure GST and PAN compliance, obtain OEM Authorizations if required, and prepare for the option clause allowing ±25% quantity changes. Include technical compliance notes for MS flanges 40–700 NB and align delivery timelines with the minimum 30-day extension rule.
Prepare GST registration certificate, PAN card, company financial statements, experience certificates for similar flange supply, technical bid documentation, and OEM authorization letters if applicable. EMD details and bid security should be confirmed from the official tender portal.
Delivery is governed by an option clause permitting ±25% quantity variation at contracted rates. The extension rule uses (Additional quantity ÷ Original quantity) × Original delivery period, with a mandatory minimum of 30 days; delivery commences after the original delivery order date.
The tender data does not specify ISI/ISO standards in the excerpt; bidders should confirm any required standards (e.g., IS 1862 or equivalent flange specs) in the full terms and ensure product conformity and testing plans are documented.
The exact deadline is not provided in the excerpt. Bidders must monitor NTPC’s tender portal for the official bid submission window, ensure readiness of all mandatory documents, and submit through the online portal per NTPC guidelines.
Pricing applies at contracted rates for the baseline quantity; any increase or decrease within ±25% is charged at the same contracted rate; bidders should plan for flexible production and logistics to accommodate potential quantity changes.
The tender covers MS flanges across 40 NB, 50 NB, 65 NB, 80 NB, 100 NB, 150 NB, 200 NB, 250 NB, 300 NB, 500 NB, and 700 NB; ensure supply capability for all listed nominal bore sizes.
The BOQ lists 11 items but does not specify quantities or units in the summary data; bidders should await the official BOQ with itemized quantities and unit measurements to prepare precise costing.