Tag Archives: Standards

ISO/TC 131 Meetings in San Antonio
ISO 7241:2014 which specifies the interface dimensions and basic performance requirements for two series of hydraulic quick-action couplings has recently been published. This Standard provides users of hydraulic components with a standardized method to help reduce the environmental impact of fluid power components and systems. The two series of hydraulic quick-action couplings are in widespread...

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ISO/TC 131 Meetings in San Antonio
A number of ISO draft International Standards related to connectors,  cylinders, and contamination control have been circulated for ballot.  Two new working drafts (WD) are currently being considered by their respective U. S. TAG committees: ISO/WD 1552 - Basic, mounting and accessory dimensions for 1000 kPa pneumatic cylinders with bores from 32 mm to 320...

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The U. S. Technical Advisory Group (U.S. TAG) to ISO/TC 131 provides input and promotes U.S. interests in the development of the International Standards Organization (ISO) standards for fluid power products and systems. NFPA administers the U.S. TAG on behalf of the American National Standards Institute (ANSI). The membership of the U.S. TAG is made up...

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ISO retiring members
NFPA would like to thank ISO/TC 131/SC 6/WG 2 convener Dr. Leonard Bensch (retired Pall Corp.), ISO/TC 131/SC 6/WG 1 convener Michael Day (retired Pall Corp., U.K.) and secretary to ISO Technical Committee 131 and its U.S. TAG, Karen Boehme, for their many years of service in the fluid power industry in developing ISO standards....

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pneumatic system
The second edition of the International Standard for assessing the reliability of pneumatic pressure regulators, ISO 19973-4:2014, was published in March 2014. The standard provides test procedures for assessing the reliability of pneumatic pressure regulators by testing, using the general test conditions and calculation method from ISO 19973-1. ISO 19973-4 applies to manually adjustable and...

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NCFP 2014 Proceedings Flash Drive
The 2014 Proceedings of the 52nd National Conference on Fluid Power (NCFP) are now available. The technical papers were presented during IFPE 2014 in Las Vegas, Nevada on March 5-7. With an emphasis on “green,” they contain improved and new concepts for basic design, application and system management of fluid power and power transmission. There...

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Hydraulic Cylinders
Two ISO draft International Standards related to cylinders have been circulated for ballot: ISO/DIS 4393 (basic series of piston strokes for fluid power cylinders [revision of ISO 4393:1978]) – U.S. TAG ballot closes 2014-05-12. ISO/DIS 6020-2 (mounting dimensions for 16 MPa compact hydraulic single rod cylinders [revision of ISO 6020-2:2006]) – U.S. TAG ballot closes...

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ISO Standards
The ISO working group on accumulators is developing an ISO document for requirements, especially for performance, for gas-loaded accumulators (ISO/TS 16920). The intention of the project is to create a single document to replace the current regional and national standards that limit global trade in and use of accumulators on machinery (including construction and agricultural...

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Standards Development
  A proposal to revise ISO 11943:1999 (methods of calibration and validation of on-line automatic particle-counting systems) is out for ballot.  The U.S. TAG ballot to determine the USA vote closes 2014-04-09. ISO/FDIS 7241-1 (hydraulic quick-action coupling dimensions and requirements [revision of ISO 7241-1:1987]) is out for ballot.  The U.S. TAG ballot to determine the USA...

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ISO/TC 131 Meetings in San Antonio
The latest progress on International Standards Doc # Name Stage/Close Date Impact Contamination control ISO 3723:1976 Hydraulic filter element end load test International Standard circulated to the U.S. TAG to ISO/TC 131/SC 6 for systematic review; ballot closes 2014-02-14. Improves reliability Control products — hydraulic ISO 4401:2005 Mounting surfaces for four-port hydraulic directional control valves...

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