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Overview ISO 3168:1998 is an international standard developed by ISO to specify the dimensional requirements for aerospace anchor nuts. Specifically, this standard details the dimensions of self-lock…
Overview ISO 31657-2:2025 - Plain bearings - Hydrodynamic plain journal bearings under steady‑state conditions - Part 2 specifies characteristic values required for the safe design and calculation of…
Overview ISO 3161:1999 - "Aerospace - UNJ threads - General requirements and limit dimensions" is the International Standard that defines the geometry, designation and dimensional limits for inch-ser…
Overview ISO 3165:1976 - Sampling of chemical products for industrial use - Safety in sampling provides general safety recommendations for taking samples of chemical products in industrial settings.…
Overview ISO 3167:2014 – Plastics - Multipurpose Test Specimens is an international standard developed by the International Organization for Standardization (ISO). This standard defines the requireme…
Overview ISO 3164:2013 specifies the deflection-limiting volume (DLV) used for laboratory evaluations of protective structures on earth‑moving machinery. The DLV is a standardized envelope that appro…
Overview ISO 31657-3:2025 - Plain bearings - Hydrodynamic plain journal bearings under steady-state conditions - Part 3 specifies characteristic values for the calculation of tilting‑pad journal bear…
Overview ISO 31657-4:2025 specifies permissible operational parameters - given as guide values - for calculating selected multi‑lobed and tilting‑pad hydrodynamic plain journal bearings under steady‑…
Overview ISO 3166-1:2020 - "Codes for the representation of names of countries and their subdivisions - Part 1: Country code" is the fourth edition of the internationally recognized country code stan…
Overview ISO 3160-1:1998 - Watch-cases and accessories - Gold alloy coverings - Part 1: General requirements defines general requirements for gold-alloy coverings applied to watch cases and their acc…
Overview ISO 3160-2:2015 - "Watch-cases and accessories - Gold alloy coverings - Part 2" specifies standardized test methods to determine fineness, thickness, corrosion resistance and adhesion of gol…
Overview ISO 3166-3:2020 - "Codes for the representation of names of countries and their subdivisions - Part 3: Code for formerly used names of countries" is the third-edition (2020) ISO standard tha…
Overview ISO 3163:2022 - Adventure tourism - Vocabulary defines the common terms used across the adventure tourism sector. It specifies the most frequently used words and definitions for adventure to…
Overview ISO 31657-1:2025 - Plain bearings - Hydrodynamic plain journal bearings under steady-state conditions - Part 1: Calculation of multi-lobed and tilting pad journal bearings provides an easy-t…
Overview ISO 31600:2022 sets out international requirements and guidance for establishing water efficiency labelling programmes for plumbing products and water-using appliances. Developed by the Inte…
Overview ISO 3166-2:2020 defines the rules and guidelines for creating and maintaining country subdivision codes - the standardized codes that represent principal administrative divisions (states, pr…
Overview ISO 3169:2023 specifies standardized laboratory methods for the chemical analysis of impurities in aluminium oxide (alumina) powders used as raw material for fine ceramics (advanced/technica…
1 Scope This part of ISO 3166 is intended for use in any application requiring the expression of current country names in coded form; it also includes basic guidelines for its implementation and main…