Name: Carriage Bolts, High Quality, Heavy Duty Construction
Brand: Delta Fitt Inc
Availability: InStock
Rating: 5 (16 reviews)

Question 1

What materials are commonly used in manufacturing Carriage Bolts?

Accepted Answer

Carriage Bolts are typically manufactured from stainless steel (SS 304, SS 316), carbon steel, alloy steel, and hot-dip galvanized iron. These materials provide corrosion resistance, tensile strength, and long service life. Stainless steel is preferred for marine and outdoor applications due to its excellent rust resistance. Versions made of carbon steel are frequently employed for general structural applications, and all of them meet ASTM A307 or DIN 603 criteria for mechanical and dimensional consistency.

Question 2

What standards do Carriage Bolts comply with?

Accepted Answer

Carriage Bolts are produced to meet global standards such as ASTM A307, DIN 603, and IS 1363. These standards define bolt strength grades, thread tolerances, and material composition. Compliance ensures they can be safely used in load-bearing wooden structures, metal assemblies, and critical construction frameworks.

Question 3

How durable are Carriage Bolts in outdoor or industrial use?

Accepted Answer

Carriage Bolts are designed for long-lasting performance even in demanding environments. Stainless steel and galvanized versions resist corrosion and can withstand temperature variations, humidity, and mechanical stress. Their square neck design prevents rotation, offering a firm lock when embedded in timber or steel. Whether installed in deck construction, bridges, agricultural machinery, or railways, these bolts maintain their structural integrity under frequent load cycles.