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Central Railway Thread Sealant Procurement Thane Maharashtra 2025 IS 550/ISI Competency

Bid Publish Date

24-Dec-2025, 5:36 pm

Bid End Date

14-Jan-2026, 11:00 am

Location

THANE , MAHARASHTRA

Progress

Issue24-Dec-2025, 5:36 pm
AwardPending
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Quantity

20

Bid Type

Single Packet Bid

Categories 2

SEALING RING MASTIC

Tender Overview

Organizational name: Central Railway (Railways, Indian Railways) sourcing thread sealant under the Q3 category for operations in THANE, MAHARASHTRA. The procurement scope includes Supply, Installation, Testing and Commissioning of goods, with a flexible quantity clause allowing up to 25% increase/decrease. The contract encompasses post-delivery inspection and GST considerations, with inspection at consignee site and supplier premises for pre-dispatch options. The arrangement integrates a formal option clause for extensions while maintaining contracted rates and delivery timelines. This tender emphasizes conformity testing and electronics/chemical-grade performance for sealants used in rolling stock maintenance. Unique aspects include escalation rights on quantity and remote inspection coordination.

Technical Specifications & Requirements

  • Viscosity at 25°C (mPas, Spindle 2, speed 20 rpm)
  • Thread Size (Max) for the sealant application
  • Chemical Type specification to ensure compatibility with railway fittings
  • Appearance (uncured) and Strength ratings for retention under operating conditions
  • Thread Type compatibility and sealing performance
  • Shelf Life and Pack Type suitability for field deployments
  • Packaging Size and labeling requirements
  • Test Reports: copies on demand; provide conformity proof with Central Govt/NABL/ILAC accredited lab results
  • All brand/technical requirements linked to product traceability and quality certification

Terms, Conditions & Eligibility

  • Option Clause: quantity may increase/decrease by up to 25% of bid quantity; extended delivery window calculated as (additional quantity/original quantity) × original delivery period, minimum 30 days
  • Scope of Supply: bid price to include Supply, Installation, Testing and Commissioning of Goods
  • GST: bidder to determine applicable GST; reimbursement as per actuals or applicable rate, with a cap on quoted GST
  • Inspection: post-receipt inspection at consignee site; pre-dispatch inspection at seller premises not mandated unless ATC specifies otherwise

Key Specifications

  • Product/service: Thread sealant for railway maintenance

  • Quantity/Scale: Not disclosed in BOQ; scope includes Supply, Installation, Testing and Commissioning

  • EMD/Estimated value: Not specified in provided data

  • Category: Performance Parameters and Generic Specifications

  • Quality/Compliance: Test reports to be furnished on demand; conformity with NABL/ILAC/Central Govt labs

Terms & Conditions

  • 25% quantity variation rights during contract and delivery extension rules

  • Scope includes Supply, Installation, Testing and Commissioning of goods

  • Post-delivery inspection at consignee site; GST as per actuals or applicable rates

Important Clauses

Payment Terms

GST handling by bidder; reimbursement as actuals or applicable rate (whichever lower) on quoted GST percentage

Delivery Schedule

Delivery window governed by option clause; time extensions calculated with minimum 30 days for increased quantity

Penalties/Liquidated Damages

Not explicitly detailed in provided data; standard railway procurement LDs may apply for delays

Bidder Eligibility

  • Experience in supplying or handling thread sealants or similar railway maintenance chemicals

  • Compliance with Central Govt/NABL/ILAC lab conformity proofs when requested

  • Ability to perform Supply, Installation, Testing and Commissioning and complete post-delivery inspection

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Technical Specifications 1 Item

Item #1 Details

View Catalog
Category Specification Requirement
Performance Parameters Viscosity at 25 degree celsius,mPas (cP)(Spindle 2, speed 20 rpm) 800
Generic Specification Thread Size (Max) 3/4 inch
Generic Specification Chemical Type Dimethacrylate ester
Generic Specification Appearance(uncured) Brown Liquid
Generic Specification Strength Medium
Generic Specification Thread Type Fine
Shelf life Shelf Life 18.0 - 18.0 Or higher
Packaging and Marking Pack Type Bottle
Packaging and Marking Packaging size 50.0
Test Reports Copies of reports and certifications to be furnished to buyer on demand at time of supplies Yes
Test Reports Availability Of Test Report From Central Govt/Nabl/Ilac Accredited Lab To Prove Conformity To Specification Yes

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Required Documents

1

GST Registration Certificate

2

PAN Card

3

Experience Certificates showing relevant prior work in thread sealant or related chemical products

4

Financial Statements (latest, preferably last 2 years)

5

EMD/Security Deposit document (as applicable by tender norms)

6

Technical Bid Documents including product data sheets and conformity certificates

7

OEM Authorization/Authorization letters from manufacturer (if applicable)

8

Quality certifications or test reports from NABL/Central Govt/ILAC accredited labs

Frequently Asked Questions

Key insights about MAHARASHTRA tender market

How to bid on thread sealant tender in Thane Maharashtra 2025

Bidders must submit GST, PAN, experience certificates, financials, EMD, and OEM authorizations along with technical data sheets. Ensure conformity with NABL/ILAC lab reports when requested, and include documentation for Supply, Installation, Testing and Commissioning. The 25% quantity option must be considered in pricing and delivery planning.

What documents are required for thread sealant procurement in Central Railway

Required documents include GST certificate, PAN card, experience certificates, financial statements, EMD documents, technical bid with product data sheets, OEM authorizations if applicable, and any NABL/ILAC conformity test reports requested by Central Railway for the supply and commissioning of goods.

What are the technical specifications for thread sealant in this tender

Specifications cover viscosity at 25°C (Spindle 2, 20 rpm), maximum thread size, chemical type, uncured appearance, strength, thread type, shelf life, pack type, and packaging size. Conformity must be demonstrated via test reports from NABL or ILAC-accredited laboratories.

When is the delivery window for the option clause in this tender

Delivery extensions follow the option clause: additional time equals (increased quantity/original quantity) × original delivery period, with a minimum of 30 days; extensions can reach the original delivery period if exercised during the extended phase.

What are the GST provisions for this Central Railway tender

Bidders must assess and quote GST; Central Railway will reimburse GST at actuals or at the applicable rate, whichever is lower, subject to the quoted GST percentage and overall bid value.

What is the inspection arrangement for thread sealant supplies in this bid

Post-receipt inspection occurs at the consignee site before acceptance; pre-dispatch inspection at seller premises is not mandatory unless ATC specifies otherwise, and the chosen inspection agency validates conformity.

What documents prove conformity to specification for this procurement

Conformity proofs include test reports from Central Govt/NABL/ILAC-accredited labs, product data sheets, material safety data, and any certified certifications detailing viscosity, packaging, and shelf life as per the listed specifications.