Is 4049-2: formed ends for tanks and pressure vessels, part 2: based on Astm d 4049 – 99 pdf free download
IS 4049-2: Formed ends for tanks and pressure vessels, Part 2: Based on
IS 4049-2: Formed ends for tanks and pressure vessels, Part 2: Based on
ASTM D 4049 – 99 pdf free download - WorldWide Civil Engineering Standards