SA662 Grade C application SA662 Grade C is a kind of Carbon Mn steel plates material used to fabric middle or low temperature pressure vessels.Obviously,ASME SA662 is divided into three grades or levels :SA662 Gr. A, SA662 Gr. B, SA662 Gr.C.SA662 Grade C in the standard of ASTM A-662/A-662M.
ASME SA633 Gr. D/SA633 Grade D structural steel plates are for welded, riveted, or bolted construction. The SA633 Grade D steel plates are mainly used in oil, chemical, power station, boiler and other industries for the production of reactor, heat exchangers, separators, spherical tanks, oil and gas pipes, liquefied gas tanks, nuclear reactor pressure shell, boiler drum, liquefied petroleum sa633 gr d steel plate stock