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Специфікації |
|
Артикул |
7991-20-40-2 |
Fastening group | Stainless steel fasteners |
Standard | DIN 7991, ISO 10642 |
Material | Stainless steel A2 |
Diameter, mm | 20 |
Length, mm | 40 |
Packaging, pcs. | 25 |
Head | Hidden |
Type of carving | Partially, Full |
Slot | Hexagonal (INBUS) |
Thread type | Metric |
Threading step, mm | 2.5 |
Turnkey size, mm | 12 |
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The countersunk head bolt is a fixture consisting of a metric thread and a slotted head for various types of nozzles.
Scope The DIN 7991 bolt is used for connection and fastening of details, designs in construction and mechanical engineering.
Material Stainless Steel. The grade of steel A2 allows to use fastenings at considerable differences of temperature and in the aggressive and humid environment.
Coating Zinc (Plated) protects against corrosion if you plan to use fasteners in aggressive conditions.
Analog ISO 10642