WebOct 27, 2014 · On the other hand, ASTM specifications require studs to be marked on one end with a grade symbol and manufacturer’s identification. Our Fastener Identification Markings chart will help to identify various SAE and ASTM grade markings. For more information, see our FAQ on the differences between SAE and ASTM graded fasteners. WebFastener Identification Guide - Fastenal Industrial Supplies, OEM ...
Identification Marks for Hex and Heavy Hex Nuts
http://everyspec.com/MIL-HDBK/MIL-HDBK-0001-0099/MIL-HDBK-57C_6358/ WebMar 16, 2015 · All other screws and bolts of sizes 1/4 in and larger shall be marked permanently and clearly to identify the strength grade and the manufacturer. The grade identification symbols shall be as shown in Table 1. Markings shall be located on the top of the head and may be either raised or depressed. telephone kusmi tea
Product Details —2024 Manufacturer Identification Symbols ...
WebFASTENER IDENTIFICATIONMARKING. Nominal Size In. In addition to the indicated grade marking, all grades, except A563 grades O, A and B, must be marked for manufacturer … WebJun 9, 2024 · The number markings are engraved on the top or side of the bolt head. Common metric classes are 5.8, 8.8, 10.9, and 12.9. The higher the numbers are, the stronger the material of the fastener is. The number that appears before the decimal, when multiplied by 100, will provide the approximate minimum tensile strength of the bolt. WebJul 1, 2015 · Contact Us. Direct Number: (817) 467-1377 800 Number: (800) 361-6627 Fax Number: (817) 467-5365 1916 Peyco Drive North Arlington, TX 76001. Email: telephone land line test tool