hastelloy b-3 hex bolt nut screw stud screw threaded rod gasket washer nickel 200 ... alloy 800 800h 800ht 825 925 25-6mo hastelloy alloy B B-2 B-3 C-4 C-22 C-276 X C-2000 ... , DIN 976, DIN 912, DIN 125, ASME B18.2.1, ASME B18.2.2, ASME B18.21.1,ASME B18.21.12, ISO ... 4017, ISO 4032, ISO 7094, JIS, ANSI/ASME, BS, etc Bolt ...