ISMC Channels are produced via Hot Rolled method as per IS 808 code. Refer Jindal, SAIL, VSP, and ESSAR make 75mm, 150mm to 400mm ISMC Weight Chart. Also check IS 2062 MS C Channel Weight Per Meter.
https://www.aesteiron.com/isa-ismb-ismc-mild-steel-channel-weight-chart.html

IS 4923 YST 310 is a grade designation for structural steel tubes conforming to Indian Standards. These tubes are used primarily in structural applications, offering high strength and durability suitable for construction and engineering projects.
https://www.aesteiron.com/is-4923-yst-310.html

IS 2062 Grade B is a widely used structural steel specification in India. It specifies requirements for hot rolled medium and high tensile structural steel, including chemical composition, mechanical properties, and dimensional tolerances. It is suitable for general structural purposes in construction and engineering applications.

https://www.aesteiron.com/is-2062-grade-b-plate-sheet.html