ASTM F835M-03 - 10.5.2003
 
1. Scope

1.1 This specification covers the requirements for quenched and tempered alloy steel hexagon socket button (SBHCS) and flat countersunk (SFHCS) head cap screws M3 through M20 thread sizes having material properties of ISO 898/1 Property Class 12.9.

1.2 Fasteners meeting this specification are intended for shear type applications and have tensile requirements equivalent to ISO 898/1 Property Class 10.9.

1.3 The hazard statement pertains only to the test method section, Section 11 of this specification. This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

 
2. Referenced Documents

F2328-17(2022)

Standard Test Method for Determining Decarburization and Carburization in Hardened and Tempered Threaded Steel Bolts, Screws, Studs, and Nuts

F606M-14

Standard Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners, Washers, and Rivets (Metric) (Withdrawn 2015)

F788/F788M-20e1

Standard Specification for Surface Discontinuities of Bolts, Screws, Studs, and Rivets, Inch and Metric Series (Includes all amendments and changes 9/12/2023).

F1470-24

Standard Practice for Fastener Sampling for Specified Mechanical Properties and Performance Inspection

E3-11(2017)

Standard Guide for Preparation of Metallographic Specimens

B18.24

Part Identifying Number (PIN) Code System Standard for B18 Fastener Products Available from American Society of Mechanical Engineers (ASME), ASME International Headquarters, Three Park Ave., New York, NY 10016-5990, http://www.asme.org.

A751-21

Standard Test Methods and Practices for Chemical Analysis of Steel Products

E112-13(2021)

Standard Test Methods for Determining Average Grain Size

E384-22

Standard Test Method for Microindentation Hardness of Materials

898/1

Mechanical properties of fasteners made of carbon steel and alloy steel -- Part 1: Bolts, screws and studs with specified property classes -- Coarse thread and fine pitch thread