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ANSI Public Review

The following draft standards are available to ISA members and others for review, with comments due by the date shown. Contact ISA Standards to request a review copy.

  • ISA-75.08.01-202x, Face-to-Face Dimensions for Integral Flanged Globe-Style Control Valve Bodies (Classes 125, 150, 250, 300, and 600). Purpose: to aid users in their piping design by providing flange, face-to-face control valve dimensions, without giving special consideration of the equipment manufacturer to be used. Comments due by 11 December 2023.

  • ISA-75.08.02-202x, Face-to-Face Dimensions for Flanged and Flangeless Rotary Control Valves (Classes 150, 300, and 600, and PN 10, PN 16, PN 25, PN 40, PN 63 and PN 100). Purpose: to aid users in their piping designs for flanged and flangeless control valves by providing valve face-to-face dimensions without giving special consideration to the equipment manufacturer to be used. Comments due by 11 December 2023.

  • ISA-75.08.05-202x, Face-to-Face Dimensions for Buttweld-End Globe-Style Control Valves (Class 150, 300, 600, 900, 1500, and 2500). Purpose: to aid users in their piping designs by providing buttweld-end globe-style control valve dimensions, without giving special consideration to the equipment manufacturer to be used. Comments due by 11 December 2023.

  • ISA-75.08.09-202x, Face-to-Face Dimensions for Sliding Stem Flangeless Control Valves (Classes 150, 300, and 600). Purpose: to aid users in their piping designs for sliding stem flangeless control valves by providing valve face-to-face dimensions without giving special consideration to the equipment manufacturer to be used. Comments due by 11 December 2023.

  • ISA 77.44.01-202x, Fossil Fuel Power Plant – Steam Temperature Controls. Purpose: to address the major steam temperature control subsystems in boilers with steaming capacities of 200,000 lb/hr (25 kg/s) or greater. Comments due by 20 November 2023.

  • ISA-75.25.01-202x, Test Procedure for Control Valve Response Measurement from Step Inputs. Purpose: to define how to test, evaluate, and report the response of a control valve to a step input change. Comments due by 22 September 2023.

  • ISA-96.03.02-202x, Guidelines for the Specification of Pneumatic Rack and Pinion Valve Actuators (revision of ANSI/ISA-96.03.02-2015). Purpose: to provide general requirements for the development of specifications for pneumatic rack and pinion actuators. Comments due by 11 September 2023.

  • ISA-96.03.03-202x, Guidelines for the Specification of Pneumatic Vane Type Valve Actuators. Purpose: to provide guidelines for specifying pneumatic vane type valve actuators used in industrial applications. Comments due by 11 September 2023.

  • ISA-18.1-202x, Annunciator Sequences and Specifications. Purpose: to establish uniform annunciator terminology, sequence designations, and sequence presentation and to assist in the preparation of annunciator specifications and documentation. Comments due by 4 September 2023.