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Thread run-outs for fasteners with thread in accordance with ISO 261 and ISO 262

Overview ISO 3508:1976 is an international standard published by the International Organization for Standardization (ISO) that specifies the thread run-outs for fasteners with threads manufactured ac…

Connections for general use and fluid power — Ports and stud ends with ISO 261 threads with elastomeric or me…

Overview ISO 9974-2:1996 - "Connections for general use and fluid power - Ports and stud ends with ISO 261 threads with elastomeric or metal-to-metal sealing - Part 2: Stud ends with elastomeric seal…

Analysis of natural gas — Biomethane — Determination of terpenes' content by micro gas chromatography

Overview ISO 2614:2023 specifies a micro gas chromatography (µGC) method for measuring the content of five terpenes in biomethane: alpha‑pinene, beta‑pinene, para‑cymene, limonene and 3‑carene. The m…

Acoustics. Test methods for the qualification of the acoustic environment. Qualification of free-field enviro…

Management of terminology resources. Terminology databases. Design.

Analysis of natural gas. Silicon content of biomethane. Determination of total silicon by atomic emission spe…

Management of terminology resources. Terminology databases. Content.

Acoustics. Test methods for the qualification of the acoustic environment. Determination of the environmental…

Corrosion of metals and alloys. Method for metallographic examination of samples after exposure to high-tempe…

Hydrogen detection apparatus. Stationary applications.

ISO general purpose metric screw threads. General plan.

Analysis of natural gas. Biomethane. Determination of terpenes´ content by micro gas chromatography.

Space data and information transfer systems. Space link extension (SLE). Return operational control fields se…

Analysis of natural gas. Silicon content of biomethane. Determination of siloxane content by gas chromatograp…

Analysis of natural gas. Halogen content of biomethane. HCl and HF content by ion chromatography.

Analysis of natural gas. Biomethane. Determination of ammonia content by tuneable diode laser absorption spec…

Management of terminology resources. Terminology databases. Software.

Analysis of natural gas. Biomethane. Determination of the content of compressor oil.

Connections for general use and fluid power — Ports and stud ends with ISO 261 threads with elastomeric or me…

Overview ISO 9974-1:1996 defines threaded ports for general use and fluid power systems using ISO 261 metric threads with either elastomeric (type E) or metal-to-metal (type B) sealing. The standard…

Hydrogen detection apparatus — Stationary applications

Overview ISO 26142:2010 - Hydrogen detection apparatus - Stationary applications - is an international product standard that defines performance requirements and test methods for hydrogen detection a…

Connections for general use and fluid power — Ports and stud ends with ISO 261 threads with elastomeric or me…

Overview ISO 9974-4:2016 specifies the dimensions, design, test methods, and performance requirements for metric external hex and internal hex port plugs intended for use with ISO 9974‑1 ports. This…

Systems to manage terminology, knowledge and content — Design, implementation and maintenance of terminology…

Analysis of natural gas — Silicon content of biomethane — Part 1: Determination of total silicon by atomic em…

Overview ISO 2613-1:2023 provides a standardized analytical procedure for determining the total silicon content in biomethane and biogas. Silicon is generally present in gaseous matrices as volatile…

Space data and information transfer systems — Space link extension (SLE) — Return operational control fields…

Acoustics — Test methods for the qualification of the acoustic environment — Part 1: Qualification of free-fi…

Overview ISO 26101-1:2021 - Acoustics: Qualification of free-field environments defines a standardized methodology to qualify acoustic spaces (anechoic and hemi-anechoic chambers) as providing a free…

Connections for hydraulic fluid power and general use — Ports and stud ends with ISO 261 metric threads and O…

Cinematography — Projector usage of 16 mm motion-picture films for direct front projection — Specifications

Analysis of natural gas — Halogen content of biomethane — Part 1: HCl and HF content by ion chromatography

Overview ISO 2611-1:2024 - Analysis of natural gas - Halogen content of biomethane - Part 1: HCl and HF content by ion chromatography - specifies a laboratory method for measuring hydrochloric acid (…

Connections for hydraulic fluid power and general use — Ports and stud ends with ISO 261 metric threads and O…

Overview ISO 6149-2:2006 - Connections for hydraulic fluid power and general use - Part 2 defines the dimensions, design, test methods and requirements for heavy‑duty (S series) metric stud ends with…

Management of terminology resources — Terminology databases — Part 2: Software

Overview ISO 26162-2:2019 specifies essential features of terminology management systems (TMS) and terminology databases. It focuses on the software capabilities required to record, edit, maintain, e…

Corrosion of metals and alloys — Method for metallographic examination of samples after exposure to high-temp…

Overview ISO 26146:2025 - "Corrosion of metals and alloys - Method for metallographic examination of samples after exposure to high‑temperature corrosive environments" - defines a standardized metall…

Acoustics — Test methods for the qualification of the acoustic environment — Part 2: Determination of the env…

Overview - ISO 26101-2:2024 (Acoustics, Environmental Correction K2) ISO 26101-2:2024 specifies test methods to qualify an acoustic environment that approximates a free field near one or more reflect…

Management of terminology resources — Terminology databases — Part 1: Design

Overview ISO 26162-1:2019 - Management of terminology resources - Terminology databases - Part 1: Design - defines implementation- and use-case-independent principles for terminology database design.…

Connections for fluid power and general use — Ports and stud ends with ISO 261 metric threads and O-ring seal…

Overview ISO 6149-4:2017 - Connections for fluid power and general use - Part 4 specifies dimensions, design, test methods and requirements for external hex and internal hex port plugs used with ISO…

Connections for hydraulic fluid power and general use — Ports and stud ends with ISO 261 metric threads and O…

Connections for general use and fluid power — Ports and stud ends with ISO 261 threads with elastomeric or me…

Overview ISO 9974-3:1996 defines stud ends with metal-to-metal sealing (type B) for ports and stud ends using ISO 261 threads intended for general use and fluid power. The standard specifies dimensio…

Acoustics — Test methods for the qualification of free-field environments

Connections for hydraulic fluid power and general use — Ports and stud ends with ISO 261 metric threads and O…

Overview ISO 6149-1:2022 specifies metric ports with truncated housings for O‑ring sealing used in hydraulic fluid power and general-purpose applications. The standard defines port dimensions, identi…

Corrosion of metals and alloys — Method for metallographic examination of samples after exposure to high-temp…

Overview ISO 26146:2012 specifies a standardized metallographic examination method for metallic samples exposed to high-temperature corrosive environments. It defines how to classify, identify and me…

Connections for hydraulic fluid power and general use — Ports and stud ends with ISO 261 metric threads and O…

Overview - ISO 6149-3:2006 (stud ends, L series) ISO 6149-3:2006 specifies the dimensions, design, test methods and requirements for light‑duty (L series) stud ends and matching O‑rings used in hydra…

ISO general purpose metric screw threads — General plan

Overview ISO 261:1998 provides the general plan for ISO general-purpose metric screw threads (M). The standard establishes the framework for selecting nominal diameters and thread pitches and ties th…

Analysis of natural gas — Silicon content of biomethane — Part 2: Determination of siloxane content by gas ch…

Overview ISO 2613-2:2023 specifies a method for determining the siloxane content in biomethane using gas chromatography with ion mobility spectrometry (GC-IMS). This standard addresses the critical n…

Analysis of natural gas —Biomethane — Determination of the content of compressor oil

Overview ISO 2615:2024 - Analysis of natural gas - Biomethane - Determination of the content of compressor oil - provides standardized guidance for sampling and gas‑chromatographic analysis of compre…

Management of terminology resources — Terminology databases — Part 3: Content

Overview ISO 26162-3:2023 - Management of terminology resources - Terminology databases - Part 3: Content - provides guidance on the content-related aspects of maintaining terminology databases (term…

Analysis of natural gas — Biomethane — Determination of ammonia content by tuneable diode laser absorption sp…

Overview ISO 2612:2023 specifies test methods for measuring trace levels of ammonia (NH3) in natural gas and biomethane using tuneable diode laser absorption spectroscopy (TDLAS). The standard covers…

Cinematography — Projector usage of 16 mm motion-picture films for direct front projection — Specifications

Overview ISO 26:1993 is an international standard developed by the International Organization for Standardization (ISO) that specifies the projector usage for 16 mm motion-picture films intended for…

Space data and information transfer systems. Space link extension (SLE). Return operational control fields se…

1 Scope 1.1 This International Standard defines the space link extension (SLE) return operational control fields (ROCF) service in accordance with the SLE Reference Model (CCSDS 910.4‑B‑2). The ROCF…

Connections for general use and fluid power. Ports and stud ends with ISO 261 threads with elastomeric or met…

1 Scope This part of ISO 9974 specifies dimensions for ports with ISO 261 threads and elastomeric (type E) or metal-to-metal (type B) sealing for general use and in fluid power applications with the…

Connections for general use and fluid power. Ports and stud ends with ISO 261 threads with elastomeric or met…

Connections for general use and fluid power. Ports and stud ends with ISO 261 threads with elastomeric or met…

Connections for hydraulic fluid power and general use. Ports and stud ends with ISO 261 metric threads and O-…

Connections for fluid power and general use. Ports and stud ends with ISO 261 metric threads and O-ring seali…

1 Scope This document specifies dimensions and performance requirements for external hex and internal hex port plugs for use with ISO 6149‑1 ports. Port plugs in accordance with this document can be…

Connections for hydraulic fluid power and general use. Ports and stud ends with ISO 261 metric threads and O-…

Systems to manage terminology, knowledge and content. Design, implementation and maintenance of terminology m…

1 Scope This International Standard specifies criteria for designing, implementing and maintaining terminology management systems ( TMSs ). This International Standard provides information about the…

Connections for general use and fluid power. Ports and stud ends with ISO 261 threads with elastomeric or met…

Connections for hydraulic fluid power and general use. Ports and stud ends with ISO 261 metric threads and O-…

What is BS EN ISO 6149-1 - Connections for hydraulic fluid power and general use about? BS EN ISO 6149 is a series on hydraulic fluid power. Hydraulic fluid power is the use of fluids under pressure…

Corrosion of metals and alloys. Method for metallographic examination of samples after exposure to high-tempe…

1 Scope This International Standard covers examination of samples that have previously been exposed to corrosive environments at high temperatures. This International Standard covers the classificati…