Hexagon head screw DIN 933 ISO 4017, full thread, M 8x40, AF 13, stainless steel A4

For bolted joints to DIN 933 and ISO 4017 the version M 8x40 in stainless steel A4 is available here. The thread runs almost up to the head over the entire 40 mm, a plain shank is omitted. The hexagon with 13 mm across flats accepts open end, ring and socket wrenches, the head adds 5.3 mm of height.

Benefits

• Head height of 5.3 mm keeps the build height of the joint M 8x40 low
• Short clamping lengths are possible because at 40 mm length no plain shank has to be allowed for
• Stainless steel A4 for increased corrosion load such as chloride bearing surroundings
• Non rusting material without additional coating, the dimensions of version M 8x40 follow DIN 933
• Thread M 8 almost up to the head to DIN 933 and ISO 4017, load bearing over the length of 40 mm

Applications

Bolted joints under the influence of salt and chemicals, swimming pool and water technology, outdoor installations at the coast, vessel and pipework construction in stainless steel.

Standards and conformity

Dimensions and thread design of size M 8x40 follow DIN 933 and ISO 4017. The width across flats amounts to 13 mm and is stated identically in DIN and ISO. The material is stainless steel A4.