Heavy Hex Nuts

Heavy hex nuts are slightly larger ,Thicker and Wider Across The Flats Than Standard Hex Nuts.the heavy pattern is typically used for large diameter and high strength bolts.

Name: Heavy Hex Nuts

Descriptions: Heavy hex nuts are slightly larger ,Thicker and Wider Across The Flats Than Standard Hex Nuts.the heavy pattern is typically used for large diameter and high strength bolts. A six-sided internally threaded fastener which is both thicker and wider across the flats than a same-sized finished hex nut. Nuts in sizes 7/16 and smaller shall be double chamfered. Larger sizes are either double chamfered or chamfered on top with a washer faced bearing surface.

Applications: This is the strongest of all comparably-graded nuts because of its greater length of thread engagement and greater resistance to dilation (widening or stretching). Grade-A nuts are used with low-carbon heavy hex bolts. Grade-C nuts are recommended for use with A-325 structural bolts. Grade-2H nuts are recommended for use with bolts in high-pressure and high-temperature service. Grade-DH nuts are recommended for use with A-490, Type-1 structural bolts and Grade-DH3 nuts for use with A-490, Type-3 structural bolts.

Size: Diameters: 3/8″ – 2-3/4″

Finish: Plain and hot-dip galvanized

Grades: A563 (grades A, C, and DH), A194 grade 2H

Material: Nuts shall be made from a steel which conforms to the following chemical composition requirements (heat analysis)--Grades-A & C-- Carbon: 0.55% maximum; Phosphorus: 0.12% maximum; Sulfur: 0.023% maximum.

A 194 Grade-2H-- Carbon: 0.40% minimum; Manganese: 1.00% maximum; Phosphorus: 0.04% maximum; Sulfur: 0.05% maximum; Silicon: 0.40% maximum.

A 563 Grade-DH-- Carbon: 0.20-0.55%; Manganese: 0.60% minimum; Phosphorus: 0.04% maximum; Sulfur: 0.05% maximum. Grade-DH3-- Carbon: 0.20-0.53%; Manganese: 0.40% minimum; Phosphorus: 0.046% maximum; Sulfur: 0.050% maximum;

Copper: 0.20% minimum; Chromium: 0.45% minimum; (Either Nickel: 0.20% minimum or Molybdenum: 0.15% minimum, may be used).

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LADHANI METAL CORPORATION, MUMBAI, INDIA

Company Information

Ladhani Metal Corporation.

We are committed to integrate engineering steel resources in India and serve the global engineering steel market. Our company has more than 32 years of experience in steel researching, production, managing and sales.

In the aspect of resources and information, we have established cooperative and stronger relationship with nearly hundred enterprises, either state-owned or private owned in India.

What’s more, we have built long, deep and close business relationship with dozens of steel company, Sharing and holding equities with several steel enterprises. Because of the close cooperation with steel companies and our pioneering spirit, which can ensure us stay at the top competition, and ensure our customers get what they really want!

FOR MORE DETAIL CONTACT US AT :-

ladhanimetal@gmail.com

ladhanimetals@gmail.com

www.ladhanimetal.in

www.ladhanimetal.com

LADHANI METAL CORPORATION, MUMABAI, INDIA,

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