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Extra Long Galvanized Carriage Bolts Carbon Steel Material GB / T12 - 85

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Handan city Yongnian District Maide Fasteners Co. Ltd

Extra Long Galvanized Carriage Bolts Carbon Steel Material GB / T12 - 85

Country/Region	china
City & Province	handan hebei
Categories	Bolts

Product Details

GB / T12 - 85 Galvanized Carriage Bolts 45 # Steel

Product Description

Carriage bolts according to head size is divided into large round carriage bolts (corresponding to the standard GB / T14 and DIN603), small round head carriage bolts (corresponding to the standard GB / T12-85). Carriage bolts, a type of fastener consisting of a head and a threaded rod (externally threaded cylinder), intended to mate with nuts for the secure attachment of two parts with through holes.

Generally speaking, a bolt is used to connect two objects, usually through a light hole, and needs to be used with a nut, which can not be connected individually. Tools generally wrench. The head is mostly hexagonal, generally larger. Carriage bolts used in the slot, the square neck in the process of installation card stuck in the slot, can prevent the bolt rotation, carriage bolts can be parallel movement in the tank. Because the head of the carriage bolt is round, there is no design of the available power tools such as a cross slot or a hexagon, which can also act as an anti-theft function in the actual connection process.

Specification

Material: carbon steel, Q235, 45 # steel, stainless steel
Nominal diameter: 5mm - 20mm
Length: 15mm - 300mm
Surface treatment methods: zinc, chrome, copper, blackening the surface

Standard

Stainless steel round neck bolts (carriage bolts) Specification: German standard DIN603
Stainless steel small round neck carriage bolts norms: GB / T12-85
Stainless steel big round neck carriage bolts Specifications: GB / T14-8

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Handan city Yongnian District Maide Fasteners Co. Ltd

Extra Long Galvanized Carriage Bolts Carbon Steel Material GB / T12 - 85

Product Details

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