Annexure-1

  1. Tender will be floated on two part basis on PT basis.
  2. Quotation from manufacturer (OEM) of Indian, European, USA, UK and Australiaorigin are only accepted.
  3. Technical specifications shall be as per AMS 5537H or latest and other requirements as detailed below.
  4. Melting shall be carried out by melt route of VIM- ESR or VIM-VAR or AIM-VAR (one vacuum melting cycle to ensured)
  5. Stress rupture test shall be carried out as per details given below

Temperature : 9500C

Stress : 80MPa

Time: 15Hrs

% elongation after rupture : 8 (min)

  1. Grain Size shall be measured as per ASTM E-112 on each lot and shall conform to ASTM 4 or finer
  2. Ultrasonic Test shall be carried at product stage (if possible)/intermediate stage and acceptance shall beas AMS 2630 class A or AMS 2154 class A
  3. Inclusion rating may be carried out on the product in
    longitudinal direction as per ASTM E 45 and reported. Inclusions may not be inferior to below specified value.

Type of Inclusion / Thin / Heavy
Type A, Sulphides / 1.0 / 1.0
Type B, Aluminates / 1.0 / 1.0
Type C, Silicates / 1.5 / 1.0
Type D, Globular oxides / 2.0 / 1.5
  1. Quantity tolerance is +2/-0 Nos.
  2. In case of foreign manufacturers, all inspection/tests shall be carried out and duly certified by reputed Third Party Inspection Agencies like Lloyds, Bureau Veritas or similar internationally reputed agencies. Supplier shall furnish original mill test certificates duly certified by third party agency for the sheets/plates without which the material will never be accepted. The test certificates include: Dimensional inspection, chemical composition, Mechanical Properties, Stress rupture Test, Ultrasonic Test, Grain size, Inclusion rating test reports.
  3. For Indian manufacturers, pre-delivery inspection/test and clearance shall be done by quality surveillance engineer of LPSC at party site in India. Test certificates shall be sent to LPSC in advance for verification. The test certificates include: Dimensional inspection, chemical composition, Mechanical Properties, Heat treatment, Stress rupture test, Ultrasonic test, Grain size, Inclusion rating test reports
  4. Lot: Each category of sheet/plate must be supplied from the same lot of particular heat, having subjected to the same heat treatment condition.
  5. Marking: Material designation, heat number, supply condition, size, and Raw Materials Code (RMC) number shall be marked on sheets/plates as per AMS 2807 before dispatch.
  6. Packing: the product shall be prepared for shipment in accordance with commercial practice and in compliance with applicable rules and regulations pertaining to the handling, packaging, and transportation of the tubing to ensure carrier acceptance and safe delivery.
  7. The suppliers shall clearly confirm the acceptance of all the technical specifications while giving their quotation.

K Thomas Tharian

GM, MDP/MME

I/o

M Mohan

DD,MME