Appendix ‘E’
1
RAILWAY STORES SPECIFICATION (RSS) NO.557(A)
SRI LANKA RAILWAY (SLR) SPECIFICATION FOR
FLAT BOTTOMED RAILS OF 20 METRES - EN 45E1
The use of equivalent International Standards to those quoted is permissible, subject to submission of supporting document acceptable to the Purchaser.
1.GENERAL
1.1.Rails to comply with EN 13674 – 4 : 2006
1.2.Manufacture must be ISO 9001:2000 accredited for the manufacture of rails to ensure overall quality of the product is maintained throughout the production. The ISO certificates are not acceptable if the period of validity mentioned therein has ceased before the bid validity date.
1.3.Manufacturers shall have certificates of performance issued by an user Organisation, certified by an internationally recognized Chartered Institution for the supply of minimum bulk quantity of 6,000 rails of 20M - EN 45E1 on International Competitive Bidding basis within the last five (5) years.
2.SPECIFICATION AND DRAWING FOR RAILS - GENERAL
2.1.The rail profile shall be in accordance with SLR Drawing No. 21029and supplied in lengths of 20 metres complying with table 8 of EN 13674 – 4: 2006
2.2.20% of rails are to be holed at both ends for four – bolt fishplates and in accordance with Drawing No. 21029. The balance 80% will be without holes.
2.3.The steel Grade shall be R260 of Table 1 of EN 13674 – 4 : 2006
2.4.Quality standard, manufacture of steel, chemical composition, mechanical properties, making templates, facilities for inspection, manufacturer’s tests and certificates, tolerance, testing and delivery shall comply with EN 13674 – 4 : 2006.
3.SPECIFICATION, DRAWING AND TEST CERTIFICATES TO BE SUBMITTED
The Bidders shall submit following with the Bid.
i / Supplier’s Specification in detailii / Supplier’s Drawing
iii / Test Certificates complying to EN 13674 – 4 : 2006 from an independent organization certified to ISO 9001 : 2000
(a) Chemical composition test Certificates confirming to the requirement of table 3a and 3b specified in Clauses 9.1.2.1 and 9.1.2.2 of EN 13674 –4 : 2006 respectively
(b) Microstructure test Certificate confirming to the requirement of figure 3 and specified in clauses 9.1.3.1 of EN 13674 – 4 :2006 and Sulphur Prints in accordance with ISO 4968 at the frequency shown in table 04 of EN 13674 –1 :2007
(c) Brinell hardness test Certificate in accordance with EN ISO 6506 – 1 meeting the requirements given in table 5 for the relevant grade specified in Clause 9.1.5.and frequency as per table 2 of EN 13674 - 4 : 2006
(d) Tensile and Elongation Test Certificates in accordance with EN 10002 – 1 meeting the requirements given in table 3a for the relevant grade specified in Clause 9.1.6. and frequency as per table 2 of EN 13674 – 4 :2006
(e) Dimensions and Dimension tolerance certificate confirming to the requirement of table 6 specified in Clause 9.2.1 of En 13674 –4 : 2006 and using Gauges mentioned in Clause 9.3. of EN 13674 – 4 : 2006
(f) Fatigue, Fatigue crack growth rate and Fracture toughness Test reports according to Cl 8.2 and Cl 8.3 of EN 13674 - 1 :2007
(g) Ultrasonic test certificate confirming to the requirement specified in Clause 9.4. of EN 13674 – 4 : 2006 in case ends has to be tested by manual process, certificate of such tests shall be provided.
(h) Decarburisation test shall be made as per clause 9.1.4 of EN 13674 – 4 : 2006
(i) Residual Stress test in the rail foot shall comply to clause 8.5 of EN 13674 – 1 :2007
4.IDENTIFICATION OF ACCEPTED AND REJECTED RAILS
Pre-shipment inspection of Rails of this Contract shall be carried out by an International Inspectorate Institute appointed by the General Manager Railways.
Each accepted rail should be stamped at one end in the presence of Inspector appointed by SLR with SLR stamp. All rejected rails shall be painted at one end for identification and then stacked in one place until the contract has been completed unless otherwise arranged with the inspector.
5.SHIPMENT OF RAILS
5.1.Five copies of detailed packing list are to be supplied by the Bidder.
5.2.An approximate shipping specifications for rails to be enclosed with the offer.
6.RECORDS
All Quality Assurance records shall be available for a minimum of five years.