HEATKEYS

Material properties, stress analysis formulas, reference tables, on-line manuals, and fastener analysis data for structural, mechanical, and aerospace engineers.

Online shopping for nuts, bolts, screws, assortments, specialty automotive fasteners and more. Wide selection of US, Metric and stainless steel fasteners in stock. Over 15,000 items in our warehouse.

ASTM International develops international standards for materials, products, systems and services used in construction, manufacturing and transportation. ASTM standard specifications and test methods define uniform requirements and procedures.

American Fastener, an Industrial Fastener supplier offers stainless steel, specialty, standard, precision, and custom fasteners. Offers fasteners to the aerospace, construction, military, marine and automotive industries.

Large selection of nuts and bolts as well as other fasteners online. Nuts, bolts, and screws in stainless steel, bronze, galvanized and more including metric bolts. Buy individual nuts and bolts with no minimum order, fast shipping and a 100% guarant...

Portland Bolt manufactures and stocks both black and galvanized anchor bolts and construction fasteners to ASTM specifications for quick delivery.

The Armour Screw Company is a Distributor of Custom Manufactured Fasteners: NUTS, SCREWS, STANDARDS, BOLTS, RIVETS, ZINC DIE CAST PARTS, CUSTOM WASHERS

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