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SAE J1448-1984 provides a systematic approach for evaluating the electric-field susceptibility of electronic equipment using TEM cells in the frequency range from 14 kHz to 200 MHz. This Information Report is intended for diagnostic testing to identify frequencies of susceptibility,…
SAE J1837-2017 specifies physical and performance requirements for electrodeposited copper, nickel, and chromium coatings on zinc alloy die castings and wrought zinc strip used for exterior ornamentation. Designed for automotive, truck, marine, and farm environments, this standard ensures a bright,…
SAE J1378-2011 is a stabilized Recommended Practice that defines the minimum requirements for electric hourmeters used in vehicles. These devices, typically stepper solenoids, stepper motors, or electrically operated clocks, must meet specific performance criteria under various environmental and electrical conditions.…
SAE J544 is the definitive standard for testing electric starting motor output performance and plotting its characteristic curves. This recommended practice also provides a graphical method to determine engine cranking speed using the motor performance curve and an engine demand…
With the rapid advancement of electric vehicle technology, the need for robust safety protocols during crash testing has never been more critical. SAE J3040_202202 provides comprehensive guidelines for laboratories conducting E-vehicle crash tests, addressing the unique hazards that differentiate these…
SAE J2344-2020, reaffirmed in 2020, provides comprehensive safety guidelines for electric vehicles (EVs). This information report formalizes critical safety items for vehicle developers, covering design parameters for electric propulsion and charging systems, crashworthiness, electrical safety, and more. By adhering to…
When responding to a motor vehicle crash, the actions taken in the first hours can make or break an investigation. SAE J1674-2018 provides a recommended practice for the early acquisition and preservation of information to ensure that critical evidence is…
Eddy current testing (ECT) is a widely used electromagnetic nondestructive testing (NDT) method for evaluating conductive materials. Based on the principles of electromagnetic induction, ECT can detect surface and near-surface defects, measure material properties, and sort metals. This article provides…
SAE J89-2024 establishes a standardized test method and performance criteria for evaluating the dynamic cushioning properties of snowmobile seats. The standard aims to minimize occupant spinal injury during impacts by providing reproducible testing using a guided missile impact and deceleration-time…
This article explains the SAE J388 recommended practice for evaluating the durability of slab polyurethane foam used in automotive seating. The test simulates repeated seating loads and quantifies material breakdown through thickness loss measurements under controlled conditions. Key Insight: The…