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DIN 603 304/316 Stainless Steel Carriage Bolt Mushroom Head Bolts Round Head Square Neck Bolt

Our DIN 603 carriage bolts, also known as mushroom head bolts or round head square neck bolts, are precision-manufactured to comply with the strict DIN 603 standard, ensuring reliable performance and universal compatibility. Available in premium 304 and 316 stainless steel, these bolts offer exceptional corrosion resistance—304 stainless steel suits general indoor and mild outdoor environments, while 316 stainless steel provides enhanced protection against saltwater, chemicals, and harsh industrial conditions, making it ideal for marine, coastal, and chemical processing applications.
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  • DIN603

  • Weifeng/Oem

  • DIN603

Carriage Bolt carriage bolt manufacturers carriage bolts stainless steel round head square neck bolt /carriage bolt carriage bolt with mushroon head carriage bolt with square neck
Product Description



Stainless steel carriage bolts are divided into large round head carriage bolts and small round head carriage bolts. Carriage bolts, a type of fastener consisting of a head and a screw (a cylinder with external threads), need to be matched with a nut to fasten two parts with through holes.


Finish:

Plain, ZINC

Material:

Stainless Steel, Steel

Place of Origin:

China

Standard:

DIN

Size:

M3-M36

Length:

10mm-500mm

Grade:

4.8/5.8/8.8 SS304 SS316

production technology:

cold forging

Application:

Machinery,Chemical Industry, Environmental,Building

Packing:

carton

Delivery time:

10-25 Days

Service:

Cutomized

Certificate:

ISO 9001:2015

Texture of material

stainless steel

Specifications

M3-M39

Standard

GB12

Surface treatment

Electro galvanizing Hot dip galvanizing Oxidized black dacromet Natural color


Product Description

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Ningbo Weifeng Fastener Co., Ltd., established in the year 2003, is a global industry and trade combined company. Our company is specialized in developing, manufacturing, trading and providing services for fasteners and hardware tools.

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