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DIN 933  similar to ISO 4017

Hexagon head bolts
Material: Steel 8.8 | Surface: zinc-plated, thick-film passivated (VZD)

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Description

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similar to ISO 4017 | DIN standard has been withdrawn
DIN 933 | steel | 8.8 | zinc-plated, thick-film passivated (VZD) | Cr(VI) - free | metric thread | screws can be paired with a 6h tolerance-compliant female thread

Note: Similar to ISO 4017 | DIN-standard has been withdrawn | changed spanner widths for M10, M12, M14 and M22
<
Surface (VZD): galvanized, thick-film passivated, min. 5μm | corrosion resistance to DIN EN ISO 9227 *: white rust 72h, red rust 144h | defined coefficient of friction μ(total) = 0.12 - 0.18 for high-strength screws (≥ 8.8)

>*The verification of the mentioned minimum requirements is carried out according to the test conditions of ISO/CD 4042:2016, galvanic coatings for fasteners. For dimensions < M5, the above values may deviate downwards.


This standard specifies the characteristics of hexagon head bolts of product grade A and B:

Product grade A = For threads M1,6 to M24 and nominal lengths ≤ 10d or 150 mm, whichever is the shorter
Product grade B = For threads over M24 or nominal lengths > 10d or 150 mm, whichever is the shorter.

Information about the product class can be found in the technical details of the selected article.

technical details

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Cr(VI) Note Cr(VI)-free
Flange/washer without flange
Force application Hexagon head
Head shape Hexagon head
Installation method Screw into place with tool
Material Steel
Material version 8.8
Risk hydrogen embrittlement
RoHS conformal
Surface zinc-plated, thick-film passivated (VZD)
Thread type Metric thread

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