Features of DIN 931 A4-70 Hex Bolt:
- Made of AISI 316 which has super corrosion resistance, grade A4-70 means tensile strength is higher than 700 MPa / 101500psi.
- Specfications meet DIN 931-1 or ISO 4017, stocked sizes from M6 to M30, available lengths from 30 to 250mm.
- Metric coarse thread, partially threaded for bolt body, available thread sizes from M1.6 to M64 for mass production.
- Smooth and bright surface bring user excellent working performance and longer lifepan.
- We offer assembled kit of 1 piece of A4-70 hex bolt + hex nut + flat washer + spring washer.
Parker D. –
Good SS316 bolts!