Ltd screw

Earnest machine products line of grade c heavy hex nuts are made to the dimensional requirements of ansi b18.2.2 for heavy hex nuts and the material and strength requirements of astm a563. 1/16 approx sizes above 7/16" may be washer faced up to 7/16" are double chamfered grade c (three circumferential lines 120° apart & manufacturers id)

Also known as heavy hex nuts, these nuts are about 10% wider and taller than standard hex nuts and distribute the load over a large area. they're about 25% stronger than medium-strength steel extra-wide hex nuts and comparable in strength to class 10. 9 bolts.. zinc-plated steel nuts resist corrosion in wet environments.. for technical drawings and 3-d models, click on a part number.

Round head bolts are similar to carriage bolts, but without the square neck under the head. because they are used with wood, round head bolts are rarely high strength and virtually always supplied in a standard astm a307 specification. manufacturing. portland bolt manufactures button head bolts from 1 ⁄ 2 ” through 1 1 ⁄ 4 ” diameter in ...

Carriage bolts, also descriptively called round head square neck bolts, generally feature a broad, shallow round head and threading along part of the carriage bolt shank, and is inserted into pre-drilled holes. the square under the head keeps the carriage bolt from turning as the nut is tightened. carriage bolts are commonly used in wood, and used to fasten wood parts, or wood and metal parts, together.

We attach importance to innovation, in particular with patents of China on Ltd screw, its excellent technologies has reached the international advanced level, and features a high reputation inside the Ltd screw industry. Our group not merely has superb researchers and industry nationwide sales and service network, but additionally are China buyers specified brand makers.


Our corporation primarily engaged and export Ltd screw. we depend on strong technical force and continually create sophisticated technologies to meet the demand of Ltd screw shoppers. We're sincerely welcome buddies from many circles at property and abroad come to cooperate!

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