BUREAU OF INDIAN STANDARDS

Type/Size/Grade/Variety and Brand Name for CML No.       4100050761

Date : 01-04-2025


Brand Name :

Type/Size/Grade/Variety :

Grade Designation Size ISH320LA ISH360LA ISH390LA ISH410LA ISH430LA ISH450LA ISH480LA ISH500LA ISH550LA ISH600LA ISH650LA ISH700LA ISH750LA High strength low alloy (HSLA) steel- high yield ratio type steel Thickness from 1.2mm to upto & including 8mm, Width from 700mm to upto & including 1900mm ISH440R ISH490R ISH540R ISH590R ISH780R High Strength Structural Seel(HSLA type) Sl.No. Designation Grade Thickness Width 1. Structural Steel ISH440S ISH 290S ISH 310S ISH 330S ISH 360S ISH 370S ISH 400S ISH 410S From 1.2mm to up to & including 8.0mm From 600mm to 1900mm 2. Ferrite bainite Steel (hole expansion type) ISH590F ISH 440F ISH 540F