Raw materials: 304, 304l, 304h312, 316, 316l, 317l, 310s, 347h stainless steels. Executed standard: gb/t14975-2002, gb/t14976-2002, gb/t13296-91, gb2270-80, gb9948-88, astm/asme a213, astm/asme a312, astm/asme a269, jisg3459, jisg3463, jisg3448, din17458. Product specification:530mm thickness: 0.6-30mm