Available for Import
High-strength bolt sets for pre-tensioning structural.
Manufacturer:
MMK-METIZ OJSC
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FOB, CIF & EXW terms available
Description
Hardened and tempered flat washers for connections of high-strength bolts and nuts with pre-tensioning with increased size under the key, with threads from M20 to M30. They are used in bolted joints of metal structures in construction and mechanical engineering, operated in various macroclimatic regions. They are used only under the nut.
Specifications
Application
in bridge building and construction
Material
35;40
Designation
Washer
Size
20-30 mm
Hardness
31 – 38,5HRC
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