Supply of Spares for Pig & Pig Accessories

The company invites limited tenders for the supply of the following items:-

* Item 001 Qty=200NO, Spares for Pig & Pig Accessories:-
User Department: Pipe Line Service, Guwahati
DISC, SEALING, 355.6 MM (OD), BI-DI PIG, DRAWING NO: OI/PL-3300
Sealing Disc for 355.6 MM (OD) BI DI Pig
Physical properties of polyurethane for sealing discs
Physical properties & specification Acceptance criteria Sealing Disc
Specific Density- 1.18 to 1.25
Shore Hardness (ASTM 02240 or DIN 53505):- 65 A +/-5
Tensile Strength (BS 903 part A2 or DIN 53504)- 30 MPa
Elongation (BS 903 part A2)- 550%
100% Modulus (BS 903 part A2)-2 Mpa
300% Modulus (BS 903 part A2)- 4 Mpa
Tear Strength Nicked Angle (BS903 Part A3 or DIN 53515)- 20N/mm
Abrasion Loss (DIN 53516)- 40mm3.
Temperature range 0°C to 80°C and peak temperature upto 90°C for short duration.
i. All polyurethane discs shall be resistant to hydrocarbon after immersion in crude oil / gasoline for 7 days, permissible swelling should be maximum 5% by volume and the tensile strength should not reduce by more than 10%.
ii. All polyurethane disc supplied shall be manufactured from fresh lot of polyurethane.
iii. Shelf life of supplied polyurethane discs / pigs shall be minimum 2 years.
iv. Each disc shall have permanent marking giving information about pipeline nominal diameter and outside diameter of disc in a coated form.

* Item 002 Qty=100NO, Pig Driving Cup 406.4mm OD Pipeline:-
Drawing NO:OI/PL- 3659
Pig Driving Cup for 406.4 mm OD pipeline made of 406.4 mm OD Pipeline
Physical properties of polyurethane for sealing cups
Physical properties & specification Acceptance criteria of Sealing Cup
Specific Density- 1.18 to 1.25
Shore Hardness (ASTM 02240 or DIN 53505):- 65 A +/-5
Tensile Strength (BS 903 part A2 or DIN 53504)- 30 MPa
Elongation (BS 903 part A2)- 550%
100% Modulus (BS 903 part A2)-2 Mpa
300% Modulus (BS 903 part A2)- 4 Mpa
Tear Strength Nicked Angle (BS903 Part A3 or DIN 53515)- 20N/mm
Abrasion Loss (DIN 53516)- 40mm3.
Temperature range 0°C to 80°C and peak temperature upto 90°C for short duration.
i. All polyurethane cups shall be resistant to hydrocarbon after immersion in crude oil / gasoline for 7 days, permissible swelling should be maximum 5% by volume and the tensile strength should not reduce by more than 10%.
ii. All polyurethane cups supplied shall be manufactured from fresh lot of polyurethane.
iii. Shelf life of supplied polyurethane discs / pigs shall be minimum 2 years.
iv. Each cup shall have permanent marking giving information about pipeline nominal diameter and outside diameter of cup in a coated form.

* Item 003 Qty=100NO, Pig Driving Cup 355.6mm OD Pipeline:-
Drawing NO: OI/PL- 3660
Pig Driving Cup for 355.6 mm OD pipeline made of 355.6 mm OD Pipeline Polyurethane. Physical properties & specification Acceptance criteria of Sealing Cup Specific Density- 1.18 to 1.25 Shore Hardness (ASTM 02240 or DIN 53505):- 65 A +/-5. Tensile Strength (BS 903 part A2 or DIN 53504)-30 MPa
Elongation (BS 903 part A2)- 550%
100% Modulus (BS 903 part A2)-2 Mpa
300% Modulus (BS 903 part A2)- 4 Mpa
Tear Strength Nicked Angle (BS903 Part A3 or DIN 53515)- 20N/mm
Abrasion Loss (DIN 53516)- 40mm3.
Temperature range 0°C to 80°C and peak temperature upto 90°C for short duration.
i. All polyurethane cups shall be resistant to hydrocarbon after immersion in crude oil / gasoline for 7 days, permissible swelling should be maximum 5% by volume and the tensile strength should not reduce by more than 10%.
ii. All polyurethane cups supplied shall be manufactured from fresh lot of polyurethane.
iii. Shelf life of supplied polyurethane discs / pigs shall be minimum 2 years.
iv. Each cup shall have permanent marking giving information about pipeline nominal diameter and outside diameter of cup in a coated form.