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Brand Name : J & M, JM
Model Number : GB/T12-85
Certification : ISO
Place of Origin : Hebei,China
MOQ : 1 TON
Price : Negotiate
Supply Ability : 300 ton per week
Delivery Time : 15-20Work Days
Packaging Details : Bag+Wooden Pallets
Material : 45# steel
Length : 15mm--300mm
Surface treatment : Galvanized
Finish : Copper plating
Effect : Fixed
Nominal Diameter 5mm ~ 20mm Q235 Galvanized Carriage Bolts Of Copper Plating
Product Description
The square section grips into the part being fixed (typically wood), preventing the bolt from turning when
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.
1. As a manufacturer, we supply credible products with high quality in timely delivery.
2. All of our products are inspected by QC before packing and checked again before shipping.
3. Non-standards are available, according to your drawing or samples.
4. Standard export package or according to your requirements.
Diameter | Length | Head Type | Finish |
M6 | 20-150mm | Cup Head | Galvanised |
M8 | 20-180mm | Cup Head | Galvanised |
M10 | 25-400mm | Cup Head | Galvanised |
M12 | 40-500mm | Cup Head | Galvanised |
M16 | 45-500mm | Cup Head | Galvanised |
M20 | 50-600mm | Cup Head | Galvanised |
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Copper Plating Galvanized Carriage Bolts Externally Threaded Cylinder Nominal Diameter 5 - 20mm Images |