Neelcon Steel is manufacturer of A516 Grade 60 Carbon Steel Plates and ASTM A516 grade 60 Carbon Steel Plate in Mumbai and Gujarat since year 2004, with the experience of 15 years as a manufacturer of SA 516 Gr. 60 Plate we have gained vast experience in worldwide export specially in Abu Dhabhi, Malaysia, Indonesia and many more countries. The advantage to buy material directly from Asme SA516 Grade 70|SA516 Grade 60 Steel Plate SpecificationASME SA 516 GR70 Steel Plate. ASME A516 GR.60 Steel Sheet. ASME SA516 grade introduction:SA516 grade 55, SA516 grade 60, SA516 grade 65, SA516 grade 70. These 4 grades are mainly defined by their different tensile and yield strength range, which is influenced by content of Carbon.