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Dacromet Coated Round Head Square Neck Bolt

Productivity: 
300 Tons/Month
Place of Origin: 
Zhejiang China
Supply Ability: 
300 Tons/Month

Basic Info

Model No.:  5/16X1/2 inch

Product Description

Model NO.: 5/16X1/2 inch Type: Mushroom Head Head Style: Round Grade: 4.8 Color: Yellow Specifications: DIN603/ISO/ANSI Specification: DIN, BS, JIS, ANSI HS Code: 731815 Material: Carbon Steel Connection: Common Bolt Standard: DIN, ANSI, GB, JIS, BSW, GOST, DIN558 Finish: Color-Zinc Plated Quality: DIN Standard Trademark: TS Origin: Zhejiang China Round Head Square Neck Bolt
Carriage Bolt

Carbon steel dacromet coating
C1010 grade 5

1. Standard options:
DIN603 or ASME B18.5

2. Material Options:
CS, SS304

3. CS material treatment options:
ZP, YZP, BZP, Nickle or Chrome

4. Mechanical features options:
DIN grade 4.8, 8.8, 10.9, 12.9
SAE/ASTM grade 2, 5, 8


Transhow Fasteners, manufacture various Bolts, hex bolts, round head bolts, square head bolts,
T head bolts, dog head bolts and other customized bolts, special use bolts.

Metric standard bolts as DIN, EN, ISO, GB, JIS, AS, UNI, etc.
Inch standard bolts as ASME/ANSI, ASTM/SAE/IFI, BS, etc.
Material used for producing the bolt could be carbon steel, alloy steel, stainless steel and brass.
Headed bolts for size below M24 (or 1 inch) generally Cold forged and bigger sizes will be hot forged.
For various corrosion resistant and strength purpose, our bolts could be further treated such as heating, black oxide, zinc coating, hot dipper galvanizing, black zinc coating, brass coating, nickle and chrome plating, dacomate, etc. Interested buyers please contact us now!

Round Head Square Neck Bolts, Carriage Bolts, Coach Bolts

Carriage bolts, also called coach bolts, have a mushroom-like head with a square neck. Its 1-piece forged from carbon steels, used through iron strengthening plates on either side of a wooden beam. Its commonly used into bare timber, the squared section giving enough grip to prevent rotation. The square neck design under the head makes the bolt self-locking when placed through a square hole, or a round hole in most wood

Round head square neck bolts usually assorted with hex flange Nuts or hex nuts. The general supplies are made of low carbon steels, middle carbon steels (low grade and high strength), stainless steel 18-8, grade 304 and 316.
The metric standard carriage bolts are DIN 603 with material class 4.8, 6.8 and 8.8.
Inch standard carriage bolts, ANSI/ASME B18.5 dimensions and drawings.
Carriage Bolts or coach bolts, are generally zinc plated or hot dipper galvanized. For higher anti-corrosion requirements, the dacromate coating or ruspert coating available or combination coationg could be used.
Transhow's regular supply on round head square neck carriage bolts are from metric size M6 up to M16, inch size from 1/4" up to 5/8". If you require customized carriage bolts or the related round head square neck bolts, kindly contact us directly for details.

Contact us if you need more details on Round Head Square Neck Bolt. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Carriage Bolt、Coach Bolt. If these products fail to match your need, please contact us and we would like to provide relevant information.

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