A403 WP316H A403H S331634703 S34709 S347709 گول بارڊون موجود آهن 4 اسٽينلٽ اسٽيل، ميسينٽڪ، مارٽنيٽ These different grades are used to manufacture different kinds of round bars, such as A403 WP321 A403 S31008 A403 S31609 A403 WP321h, which are used in pharmaceuticals, hydrometallurgy, seawater treatment, heat exchangers, food and beverages, etc. A403 S30403 A403 S31603 A403 S34700 is also used in the construction پريشر برتن ۽ بوائلرز جو.