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GEM Government Tender for Rated Blind Flanges Procurement in Guna Madhya Pradesh 2026 – ISI/IS 550/GB Standards

Bid Publish Date

14-Jan-2026, 5:42 pm

Bid End Date

04-Feb-2026, 4:00 pm

Progress

Issue14-Jan-2026, 5:42 pm
Technical28-01-2026 17:46:12
Award13-Apr-2026, 12:26 pm
Explore all 3 tabs to view complete tender details

Quantity

372

Categories 14

Tender Overview

The Government e-Marketplace (GEM) invites bids for the procurement of Rated Blind Flanges in Guna, Madhya Pradesh 473001. The tender references a technical criterion of Rs 7.15 Lakhs minimum contract value under the BEC for past performance, within the last 7 years. The BOQ lists a total of 80 items, though itemwise quantities are not disclosed. The tender emphasizes option-based quantity adjustments up to 25% of bid quantity and contract quantity, with delivery-time calculations starting from the last original delivery order. This procurement targets suppliers with demonstrated execution capability and compliance with end-user certifications, and requires attested documentation. Unique aspects include stringent verification via chartered engineer attestations and notary public stamping. This opportunity requires careful adherence to the specified delivery extension mechanics and post-order flexibility, while ensuring the bidder’s ability to meet the Gauging and End-User verification processes.

Technical Specifications & Requirements

  • Product: Rated Blind Flanges (no detailed technical specs disclosed in the data).
  • Past Performance: minimum one order/contracts value of ₹7.15 Lakhs (GST inclusive) in last 7 years.
  • Verification documents: detailed PO/WO with Schedule of Rates (SOR), quantity, value, delivery proof; execution proof (delivery challans, tax invoices, payment proof) or end-user attestations.
  • Attestation: all documents must be certified and stamped by a Chartered Engineer and a Notary Public.
  • BOQ: total items 80; no itemwise quantities specified.
  • Evaluation: strict technical criteria with documented proof of supply and end-user references.

Terms & Eligibility

  • Quantity Flexibility: Purchaser may increase/decrease quantity up to 25% during contract; extended delivery period calculations apply with a minimum of 30 days.
  • Documentation: failure to upload any required certificate/document may lead to rejection.
  • ATC expectations: end-user verification and cross-referencing PO/WO with delivery proof or acceptance notes.
  • Compliance: bidders must demonstrate past performance with supporting POs/WO, execution evidence, and attestation stamps.

Key Specifications

    • Product/service names: Rated Blind Flanges
    • Quantity/BOQ: 80 items in BOQ; exact quantities not disclosed
    • Estimated value: not disclosed; past performance minimum: ₹7.15 Lakhs (GST inclusive)
    • Standards/certifications: attested by Chartered Engineer and Notary Public; document validation via end-user verification
    • Evaluation: submission of PO/WO, delivery proof, and exclusive end-user references

Terms & Conditions

  • Key term: Quantity adjustment up to 25% during/after order placement with calculated delivery extension.

  • Key term: Past performance required—minimum ₹7.15 Lakhs for Rated Blind Flanges in last 7 years.

  • Key term: All bid documents must be certified and stamped by a Chartered Engineer and Notary Public.

Bidder Eligibility

  • Minimum one completed purchase order/contract for Rated Blind Flanges with a value of ₹7.15 Lakhs (GST inclusive) within the last 7 years

  • Documentation must be attested by a Chartered Engineer and Notary Public

  • Ability to handle quantity fluctuations up to 25% with extended delivery timelines

Additional Tender Data

Commercial Details

Tender Category

Goods

Bid To RA

No

Authority Records

MINISTRY OF PETROLEUM AND NATURAL GAS

BID & GeM Expert Consultancy

End-to-end support — bid preparation, GeM registration, document filing & compliance by industry experts.

Bid Preparation GeM Registration Document Filing

Free consultation · 24h response

Documents 8

GeM-Bidding-8841096.pdf

Main Document

Other Documents

OTHER

Other Documents

OTHER

BOQ Document

BOQ

BOQ Document

BOQ

Other Documents

OTHER

Buyer uploaded ATC document

ATC

GEM General Terms and Conditions Document

GEM_GENERAL_TERMS_AND_CONDITIONS

Bill of Quantities (BOQ) 80 Items Sign in for GEM prices

#1

SPACER BLIND TYPE RTJ MOC A182 F11 CL2 SIZE 18IN RATING 900 DIM TO B16.48

Refer Tender for full Description

1 nos Delivery: 112 days
#2

RATED END BLIND TYPE RTJ 63AARH FORGED MOC ASTM A 105 RATING 900CLASS SIZE 18 IN DIM TO B16.5

Refer Tender for full Description

1 nos Delivery: 112 days
#3

REBF BLIND TYPE RAISED FACE 125 AARH SIZE 0.5IN RATING 300CLASS MOC ASTM A 105 ASME B16.5

Refer Tender for full Description

10 nos Delivery: 112 days
#4

FLANGE BLIND MATERIAL MOC CS FORGED ASTM A105 GRADE END FACING RING TYPE JOINT CNF TO ANSI B16.5 SIZE 1 2 IN 300 LBS

Refer Tender for full Description

10 nos Delivery: 112 days
#5

REBF BLIND TYPE RTJ SIZE 0.5IN RATING 2500CLASS 63 AARH MOC ASTM A 182 GR.F91 ASME B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#6

REBF BLIND TYPE RTJ SIZE 0.75IN RATING 2500CLASS 63 AARH MOC ASTM A 350 GR.LF2 CL 1 ASME B16.5

Refer Tender for full Description

3 nos Delivery: 112 days
#7

REBF BLIND TYPE RAISED FACE 125 AARH SIZE 1 IN RATING 600CLASS MOC ASTM A 350 GRADE LF2 ASME B16.5

Refer Tender for full Description

15 nos Delivery: 112 days
#8

REBF BLIND TYPE RTJ SIZE 1IN RATING 1500CLASS 63 AARH MOC ASTM A 350 GR.LF2 CL 1 ASME B16.5

Refer Tender for full Description

6 nos Delivery: 112 days
#9

REBF BLIND TYPE RTJ SIZE 1 IN RATING 2500CLASS 63 AARH MOC ASTM A 182 GR.F91 ASME B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#10

REBF BLIND TYPE RAISED FACE 125 AARH SIZE 1.5 IN RATING 150CLASS MOC ASTM A 105 ASME B16.5

Refer Tender for full Description

10 nos Delivery: 112 days
#11

REBF BLIND TYPE RTJ SIZE 1.5IN RATING 1500CLASS 63 AARH MOC ASTM A 350 GR.LF2 CL 1 ASME B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#12

REBF BLIND TYPE RTJ SIZE 1.5 IN RATING 2500CLASS 63 AARH MOC ASTM A 182 GR.F91 ASME B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#13

REBF BLIND TYPE RAISED FACE 125 AARH SIZE 2 IN RATING 150CLASS MOC ASTM A 105 ASME B16.5

Refer Tender for full Description

10 nos Delivery: 112 days
#14

REBF BLIND TYPE RAISED FACE 125 AARH SIZE 2 IN RATING 600CLASS MOC ASTM A 350 LF2 ASME B16.5

Refer Tender for full Description

10 nos Delivery: 112 days
#15

REBF BLIND TYPE RTJ SIZE 2 IN RATING 1500CLASS 63 AARH MOC A 350GR.LF2 CL 1 ASME B16.5

Refer Tender for full Description

4 nos Delivery: 112 days
#16

REBF BLIND TYPE RTJ SIZE 2 IN RATING 2500CLASS 63 AARH MOC ASTM A 182 GR.F91 ASME B16.5

Refer Tender for full Description

4 nos Delivery: 112 days
#17

REBF B16.5 MOC MOC CS ASTM A 105 300CLASS RAISED FACED 125AARH SIZE 3.0 INCH

Refer Tender for full Description

6 nos Delivery: 112 days
#18

REBF BLIND TYPE RAISED FACE 125 AARH SIZE 3 IN RATING 600CLASS MOC ASTM A 105 ASME B16.5

Refer Tender for full Description

6 nos Delivery: 112 days
#19

REBF MATERIAL MOC CS FORGED ASTM A105 GRADE END FACING RING TYPE JOINT END FACING AARH CNF TO ANSI B16.5 SIZE 3 IN 1500 LBS

Refer Tender for full Description

2 nos Delivery: 112 days
#20

REBF BLIND TYPE RAISED FACE 125 AARH SIZE 4 IN RATING 150CLASS MOC ASTM A 105 ASME B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#21

REBF BLIND TYPE RAISED FACE 125 AARH SIZE 4 IN RATING 300CLASS MOC ASTM A 105 ASME B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#22

REBF MATERIAL MOC CS FORGED ASTM A350 GRADE LF2 CL 1 END FACING RAISED FACE END FACING SURFACE 125 AARH CNF TO ANSI B16.5 SIZE 4 IN 600 LBS

Refer Tender for full Description

5 nos Delivery: 112 days
#23

REBF BLIND TYPE RTJ SIZE 4IN RATING 1500CLASS 63 AARH MOC ASTM A 350 GR.LF2 CL 1 ASME B16.5

Refer Tender for full Description

3 nos Delivery: 112 days
#24

REBF BLIND TYPE RTJ SIZE 4 IN RATING 2500CLASS 63 AARH MOC ASTM A 182 GR.F91 ASME B16.5

Refer Tender for full Description

2 nos Delivery: 112 days
#25

REBF BLIND TYPE RAISED FACE 125 AARH SIZE 6 IN RATING 150CLASS MOC ASTM A 105 ASME B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#26

REBF BLIND TYPE RAISED FACE 125 AARH SIZE 6 IN RATING 300CLASS MOC A350 LF2 CL 1 ASME B16.5

Refer Tender for full Description

4 nos Delivery: 112 days
#27

REBF MATERIAL MOC CS FORGED ASTM A350 GRADE LF2 CL 1 END FACING RAISED FACE END FACING SURFACE 125 AARH CNF TO ANSI B16.5 LOW TEMP SIZE 6 IN PR 600 LBS

Refer Tender for full Description

5 nos Delivery: 112 days
#28

REBF BLIND TYPE RTJ SIZE 6IN RATING 1500CLASS 63 AARH MOC ASTM A 350 GR.LF2 CL 1 ASME B16.5

Refer Tender for full Description

3 nos Delivery: 112 days
#29

REBF BLIND TYPE RTJ SIZE 6 IN RATING 2500CLASS 63 AARH MOC ASTM A 182 GR.F91 ASME B16.5

Refer Tender for full Description

2 nos Delivery: 112 days
#30

REBF SIZE 8 INCH ASTM A350 LF2 CL 1 ASME B 16.5 600CLASS

Refer Tender for full Description

4 nos Delivery: 112 days
#31

REBF BLIND TYPE RTJ SIZE 8IN RATING 1500CLASS 63 AARH MOC ASTM A 350 GR.LF2 CL 1 ASME B16.5

Refer Tender for full Description

3 nos Delivery: 112 days
#32

REBF BLIND TYPE RTJ SIZE 8 IN RATING 2500CLASS 63 AARH MOC ASTM A 182 GR.F91 ASME B16.5

Refer Tender for full Description

2 nos Delivery: 112 days
#33

REBF SIZE 12 INCH ASTM A350 LF2 CL 1 ASME B 16.5 600CLASS

Refer Tender for full Description

3 nos Delivery: 112 days
#34

REBF BLIND TYPE RTJ SIZE 12IN RATING 1500CLASS 63 AARH MOC ASTM A 350 GR.LF2 CL 1 ASME B16.5

Refer Tender for full Description

3 nos Delivery: 112 days
#35

REBF SIZE 14 INCH RAISED FACE 125AARH STAINLESS STEEL A182 F304 ASME B 16.5 150CLASS

Refer Tender for full Description

3 nos Delivery: 112 days
#36

REBF SIZE 14 INCH RAISED FACE 125AARH STAINLESS STEEL ASTM A 350 GR.LF2 CL 1 ASME B 16.5 300CLASS

Refer Tender for full Description

3 nos Delivery: 112 days
#37

REBF SIZE 14 INCH ASTM A350 LF2 CL 1 END CONNECTION RF ASME B 16.5 600CLASS

Refer Tender for full Description

3 nos Delivery: 112 days
#38

REBF SIZE 16 INCH ASTM A350 LF2 CL 1 END CONNECTION RF 125 AARH ASME B 16.5 600CLASS

Refer Tender for full Description

2 nos Delivery: 112 days
#39

REBF MATERIAL MOC CS FORGED ASTM A350 GRADE LF2 END FACING RAISED FACE CNF TO ANSI B16.5 SIZE 18 IN SCH 60 600CLASS

Refer Tender for full Description

3 nos Delivery: 112 days
#40

REBF B16.5 MOC ASTM A 350 GR.LF2 CL 1 RATING 300 RAISED FACED 125AARH LOW TEMPERATURE SIZE 20 INCH.

Refer Tender for full Description

3 nos Delivery: 112 days
#41

REBF B16.5 MOC ASTM A 350 GR.LF2 CL 1 RATING 300 RAISED FACE 125AARH LOW TEMP SIZE 24 INCH

Refer Tender for full Description

3 nos Delivery: 112 days
#42

REBF BLIND TYPE RAISED FACE 125AARH SERRATED SIZE 26 IN RATING 150CLASS MOC ASTM A 105 ASME B16.47B SERIES B.

Refer Tender for full Description

3 nos Delivery: 112 days
#43

REBF BLIND TYPE RAISED FACE 125AARH SERRATED SIZE 26 IN RATING 300CLASS MOC ASTM A 105 ASME B16.47B SERIES B.

Refer Tender for full Description

3 nos Delivery: 112 days
#44

REBF BLIND TYPE RAISED FACE 125AARH SERRATED SIZE 26 IN RATING 600CLASS MOC ASTM A 105 ASME B16.47B SERIES B.

Refer Tender for full Description

3 nos Delivery: 112 days
#45

REBF 16.47B MOC ASTM A 350 GR.LF2 CL 1 RATING 300 RF 125AARH LT SIZE 30 IN SERIES B.

Refer Tender for full Description

3 nos Delivery: 112 days
#46

REBF MATERIAL MOC CS FORGED ASTM A105 CHARPY END FACING RAISED FACE END FACING SURFACE 125AARH CNF TO ASME B16.47A SIZE 30 INCH PR 600 LBS SERIES A.

Refer Tender for full Description

1 nos Delivery: 112 days
#47

REBF BLIND TYPE RAISED FACE 125AARH SURFACE FINISH SERRATED SIZE 36 IN RATING 300CLASS MOC ASTM A 105 ASME B16.47B

Refer Tender for full Description

1 nos Delivery: 112 days
#48

REBF MATERIAL MOC CS FORGED ASTM A105 END FACING RAISED FACE CNF TO ANSI B16.5 SIZE 36 IN 600CLASS SERIES A.

Refer Tender for full Description

2 nos Delivery: 112 days
#49

REBF B16.5 MOC ASTM A 350 GR.LF2 CL 1 RATING 150 TYPE RF 125AARH LT SIZE 0.5IN

Refer Tender for full Description

5 nos Delivery: 112 days
#50

REBF TYPE RAISED FACE MOC CS A105 RATING 150 SIZE 3 4IN IBR DIM TO B16.5

Refer Tender for full Description

10 nos Delivery: 112 days
#51

REBF TYPE RAISED FACE MOC SS A182 F304 RATING 300 SIZE 3 4IN CRYO DIM TO B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#52

REBF B16.5 MOC ASTM A 105 RATING 300 TYPE RF 125AARH IBR SIZE 1.0 INCH

Refer Tender for full Description

10 nos Delivery: 112 days
#53

REBF TYPE RAISED FACE MOC SS A182 F304 RATING 150 SIZE 1 1 2IN DIM TO B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#54

REBF TYPE RAISED FACE MOC SS A182 F304 RATING 300 SIZE 1 1 2IN DIM TO B16.5

Refer Tender for full Description

6 nos Delivery: 112 days
#55

REBF STAINLESS STEEL ASME B165 ASTM A182 GR. F316 316L RF 150 LBS SIZE 2 INCH SS

Refer Tender for full Description

10 nos Delivery: 112 days
#56

REBF TYPE RAISED FACE MOC SS A182 316 316L RATING 300 SIZE 2IN DIM TO B16.5

Refer Tender for full Description

10 nos Delivery: 112 days
#57

REBF B16.5 MOC ASTM A 350 GR.LF2 CL 1 RATING 600 TYPE RF 125AARH LT SIZE 2.0 INCH

Refer Tender for full Description

5 nos Delivery: 112 days
#58

REBF MOC CS A105 TYPE RF SIZE 3 IN RATING 150 LB DIM TO B16.5

Refer Tender for full Description

4 nos Delivery: 112 days
#59

REBF TYPE RF MOC SS A182 F304 RATING 300 SIZE 3IN DIM TO B16.5

Refer Tender for full Description

6 nos Delivery: 112 days
#60

REBF BLIND TYPE RAISED FACE 125 AARH DIM TO B16.5 MOC A240 SS 316 SIZE 4 IN RATING 150 LBS

Refer Tender for full Description

2 nos Delivery: 112 days
#61

REBF TYPE RF MOC SS A182 F304 RATING 300 SIZE 4IN DIM TO B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#62

REBF TYPE RF MOC SS A182 F304 RATING 300 SIZE 5IN DIM TO B16.5

Refer Tender for full Description

3 nos Delivery: 112 days
#63

REBF BLIND TYPE RAISED FACE 125 AARH MOC SS A182 F304 S40 RATING 300 SIZE 6IN DIM TO B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#64

REBF BLIND TYPE RAISED FACE 125 AARH MOC SS A182 F304 S40 RATING 600 SIZE 6IN DIM TO B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#65

REBF BLIND TYPE RAISED FACE 125 AARH MOC CS A105 RATING 150 SIZE 8IN DIM TO B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#66

REBF BLIND TYPE RAISED FACE 125 AARH MOC CS A105 RATING 300 SIZE 8IN IBR DIM TO B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#67

REBF BLIND TYPE RAISED FACE 125 AARH MOC CS A105 RATING 150 SIZE 10IN DIM TO B16.5

Refer Tender for full Description

3 nos Delivery: 112 days
#68

REBF BLIND TYPE RAISED FACE 125 AARH MOC CS A350 LF2 CL 1 SIZE 10IN RATING 300 LBS LT DIM TO B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#69

REBF BLIND TYPE RAISED FACE 125 AARH MOC CS A105 RATING 600 SIZE 10IN DIM TO B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#70

REBF BLIND TYPE RAISED FACE 125 AARH MOC CS A105 RATING 150 SIZE 12IN DIM TO B16.5

Refer Tender for full Description

4 nos Delivery: 112 days
#71

REBF B16.5 MOC MOC CS ASTM A 105 RATING 300CLASS RAISED FACED 125AARH SIZE 12.0 INCH DIM TO B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#72

REBF BLIND TYPE RTJ SIZE 12 IN RATING 300CLASS 63 AARH MOC ASTM A 182 GR.F91 ASME B16.5

Refer Tender for full Description

3 nos Delivery: 112 days
#73

REBF BLIND TYPE RAISED FACE 125 AARH MOC CS A105 RATING 150 SIZE 16IN IBR DIM TO B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#74

REBF BLIND TYPE RAISED FACE 125 AARH MOC CS A105 RATING 300 SIZE 16IN DIM TO B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#75

REBF BLIND TYPE RAISED FACE 125 AARH MOC CS A105 RATING 600 SIZE 16IN DIM TO B16.5

Refer Tender for full Description

2 nos Delivery: 112 days
#76

REBF B16.5 MOC MOC CS ASTM A 350 GR.LF2 CL 1 RATING 150 RAISED FACED 125AARH SIZE 18.0 INCH

Refer Tender for full Description

5 nos Delivery: 112 days
#77

REBF BLIND TYPE RAISED FACE 125 AARH MOC CS A105 RATING 300 SIZE 18IN DIM TO B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#78

REBF BLIND TYPE RAISED FACE 125 AARH MOC CS A105 RATING 150 SIZE 20IN DIM TO B16.5

Refer Tender for full Description

5 nos Delivery: 112 days
#79

REBF BLIND TYPE RAISED FACE 125 AARH MOC CS A350 LF2 RATING 150 SIZE 24IN DIM TO B16.5

Refer Tender for full Description

4 nos Delivery: 112 days
#80

REBF BLIND TYPE RAISED FACE 125 AARH MOC CS A105 RATING 150 SIZE 36IN B16.47 SERIES B

Refer Tender for full Description

2 nos Delivery: 112 days

Required Documents

1

GST registration certificate

2

Permanent Account Number (PAN) card

3

Past performance PO/WO with Schedule of Rates (SOR) and complete technical specifications

4

Delivery Challan/Tax Invoice or cross-referenced execution certificates

5

GeM CRAC certificate or end-user acceptance proof

6

Execution proof showing PO/WO reference numbers

7

Certificate of attestation by a Chartered Engineer and Notary Public

Corrigendum Updates

2 Updates
#1

Update

22-Jan-2026
#2

Update

21-Jan-2026

Technical Results

S.No Seller Item Date Status
1
A M ENGINEERS   Under PMA
-28-01-2026 17:46:12
2
ADVANCE FORGING   Under PMA
-22-01-2026 14:42:45
3
AMFORGE PIPEFITTING INDUSTRIES   Under PMA
-03-02-2026 15:49:32
4
C D ENGINEERING CO   Under PMA
-03-02-2026 15:14:30
5
ECKHARDT STEEL AND ALLOYS   Under PMA
-29-01-2026 10:04:30
6
HINDUSTAN PIPE FITTING CO   Under PMA
-04-02-2026 15:58:04
7
JAI AUTO PRIVATE LIMITED   Under PMA
-04-02-2026 14:28:25
8
JANTA ENGINEERS AND COMPANY   Under PMA
-04-02-2026 13:39:21
9
MAHALAXMI METAL CORPORATION   Under PMA
-04-02-2026 15:23:39
10
MECH WELL FITTINGS PRIVATE LIMITED   Under PMA
-31-01-2026 17:21:51
11
PERAMOUNT FORGE AND FITTINGS PRIVATE LIMITED   Under PMA
-30-01-2026 18:12:48
12
PETROMET FLANGE INC.   Under PMA
-04-02-2026 14:59:25
13
PIPEFIT ENGINEERS PRIVATE LIMITED   Under PMA
-03-02-2026 17:06:34
14
REAL ENGINEERING   Under PMA
-04-02-2026 11:09:16
15
STEEL FLANGE MANUFACTURING CO.   Under PMA
-02-02-2026 16:35:39
16
UNITED FORGE INDUSTRIES   Under PMA
-04-02-2026 15:38:05

Contract / Result Documents 7

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Frequently Asked Questions

Key insights about MADHYA PRADESH tender market

How to bid for Rated Blind Flanges tender in Guna Madhya Pradesh 2026

Bidders must submit valid GST, PAN, and evidence of past performance for rated blind flanges with minimum order value ₹7.15 Lakhs in the last 7 years. Include PO/WO, SOR, delivery challans, invoices, and end-user proofs; all documents must be attested by a Chartered Engineer and Notary Public.

What documents are required for GEM flange procurement in Guna

Required documents include GST certificate, PAN card, execution proofs, delivery challans or payment proofs, PO/WO with SOR, and end-user acceptance notes. All submissions must be certified by a Chartered Engineer and Notary Public; non-submission leads to rejection per ATC terms.

What are the delivery extension rules for quantity variations

Quantity can change by up to 25% during contract; delivery period starts from the last original delivery order date. If extended, time is calculated as (increased quantity/original quantity) × original delivery period, with a minimum 30 days; options may extend to the original delivery period.

What is the minimum past performance requirement for this tender

Bidder must have completed at least one purchase order or contract for rated blind flanges valued at ₹7.15 Lakhs (GST included) within the last seven years, supported by execution proof and end-user validation.

What are the attestation requirements for bid documents

All technical and execution documents must be certified and stamped by a Chartered Engineer and a Notary Public. End-user or owner-authorized representatives may validate the execution status via proof of supply or CRAC certificates.

Which standards or certifications are mandatory for this flange tender

The tender requires end-user verified documentation; while IS/ISI standards are not explicitly listed, the attestation and end-user reference process imply compliance with industry standards and supplier reliability demonstrated by prior supply of rated blind flanges.

What is the evaluation method for past performance documents

Bid evaluation requires cross-referencing PO/WO with delivery challans, tax invoices, or payment proofs, plus completion certificates or CRAC/end-user verification notes. All must be certified by a Chartered Engineer and Notary Public for eligibility.