Steel Bolts - SAE Grades SAE steel bolts - grades ranging grade 1 to 8.2 - proof and tensile strength.

Sep 18, 2024 · Learn the essentials of bolt and nut grades, including SAE, ISO, and ASTM standards. Discover the differences between US and metric grades, their applications, and how to choose the …

There are three grades of nuts within the SAE J995 Standard. The grades are 2, 5, and 8. As the grade number increases, the tensile strength of the nut increases. For each of the three grades, there are …

Jun 12, 2025 · SAE J995 covers three primary grades of steel nuts: Grade 2 for general use, Grade 5 for medium strength, and Grade 8 for high-strength applications. The standard includes nuts in sizes up …

Proof Loads and tensile strengths are computed by multiplying the proof load stresses and tensile strengths stresses by the stress area of the thread. where D equals nominal diameter in in. and n …

The three main strength levels that are used for all metal and nylon insert lock nuts are the Grade A (low strength), Grade B (medium strength), and Grade C (high strength).

SAE J995 Grades 2, 5, and 8 nuts are readily available in a standard hex pattern. *Values listed are not normally applicable to jam, slotted, castle, heavy or thick nuts. To calculate individual nut proofload …

These charts helps to identify the grades of bolts using the identification marks on the bolt's head along with the strength and hardness of common grade bolts.

Aug 2, 2023 · How strong really is a Grade 8 bolt? Our experts discuss Grade 8 bolt strength, head markings, applications, and more in this article.

May 7, 2025 · SAE grades 5 and 8 are equivalent to metric classes 8.8 and 10.9, respectively. Grade 5 and metric class 8.8 have approximately equivalent tensile strengths, and the same is true between …