1.Nimonic 80A N07080 bolts 2.Standard:GB,ISO,DIN,BS,ANSI/ASME, JIS 3,Size:M6-M100(1/4-4inch) 4.Hastelloy Features:1.Nimonic 80A N07080 bolts 2.Standard: GB, ISO, DIN, BS, ANSI/ASME, JIS3,Size: M6-M100(1/4-4inch), also according to customers' reqquirements.4.Material: super duplex stainless steel, incoloy, incolonel, hastelloy, monel, nimonic etc.5. Grade: 4-10, A2, A4, A2-70, A4-80.6. Hardness ...