BUREAU OF INDIAN STANDARDS

Type/Size/Grade/Variety and Brand Name for CML No.       4100155674

Date : 19-08-2025


Brand Name :

Type/Size/Grade/Variety :

Name of the product Bright Steel Bars Product Designation As per Annex-A Treatment Condition at Delivery Soft annealed and peeled/turned (+A+SH) Product Form Rounds Sizes Diameter from 5.55 mm to 50 mm Surface Quality Class Class 3 Sr. No. Product Designation Chemical Composition Mechanical Properties (if any) 1 IS 9550 VV50 % C: 0.45-0.51 % Si: 0.08-0.45 % Mn: 8.5-9.5 % S: 0.03 Max. % P: 0.04 Max. % Cr: 20-21 % Mo: 0.5 Max. % Ni: 3.5-3.9 % W: 0.8-1% % Cu: 0.5% % Nb: 1.8-2.5% % Sn: 0.03 Max. % Ta: 0.1 Max. NA