Extra Long Galvanized Carriage Bolts Carbon Steel Material GB / T12 - 85
Brand Name:MAIDE
Certification:ISO
Model Number:GB/T12-85
Minimum Order Quantity:1 TON
Delivery Time:15-20Work Days
Place of Origin:Hebei,China
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Handan Hebei China
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Handan Yongnian
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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
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
Stainless steel small round neck carriage bolts norms: GB / T12-85
Stainless steel big round neck carriage bolts Specifications: GB / T14-8
Extra Long Galvanized Carriage Bolts Carbon Steel Material GB / T12 - 85
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