hot rolled pressure vessel plate Thickness: 6-80mm Material: 20R, 16MnR, 15MoR, 16MnDR, ASTM SA515-516 G60/ 65 /70, EN, DIN hot rolled pressure vessel plate Thickness: 6-80mm Material: 20R, 16MnR, 15MoR, 16MnDR, ASTM SA515-516 G60/ 65 /70, EN, DIN good quality and reasonbale price,value for money