Pipe vs tube: how to specify dimensions
Understand nominal pipe size, outside diameter, wall thickness and schedule before requesting a metal pipe or tube quotation.
Read guide: Pipe vs tube: how to specify dimensionsA clearer enquiry starts here
Metal buying guides
Understand the dimensions, trade terms and material details that make a quotation useful. Use these guides to prepare a specification and compare supplier responses.
How to specify a metal order
A practical metal enquiry checklist covering grade, form, dimensions, tolerances, finish, quantity, certificates and the quotation weight basis.
Read guide: How to specify a metal orderMS, CRCA, GI, TMT, ERW and D2 explained
Decode common Indian metal-market terms and learn which grade, standard, coating or delivery-condition details to confirm with a supplier.
Read guide: MS, CRCA, GI, TMT, ERW and D2 explainedStainless sheet: grade and finish are separate choices
Understand stainless grade labels and 2B, BA, No. 4 and mirror finish descriptions, with a practical sheet-ordering checklist.
Read guide: Stainless sheet: grade and finish are separate choicesTheoretical metal weight vs measured weight
Calculate a preliminary metal weight from dimensions and density, then distinguish the estimate from scale weight, tare and the invoicing basis.
Read guide: Theoretical metal weight vs measured weight