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HI 9.6.1 : 2017

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

ROTODYNAMIC PUMPS - GUIDELINE FOR NPSH MARGIN

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

06-01-2017

Superseded date

09-01-2025

Superseded by

ANSI/HI 9.6.1:2024

€87.50
Excluding VAT

Foreword
9.6.1 Pump NPSH margin
9.6.1.1 Introduction
9.6.1.2 Terms and definitions
9.6.1.3 NPSH margin considerations
9.6.1.4 Margin determination
9.6.1.5 Application considerations
9.6.1.5.1 Petroleum (hydrocarbon) process pumps
9.6.1.5.2 Chemical process pumps
9.6.1.5.3 Electric power plant (non- nuclear)
           Pumps
9.6.1.5.4 Nuclear power plant pumps
9.6.1.5.5 Water/wastewater pumps
9.6.1.5.6 Pulp and paper stock pumps
9.6.1.5.7 Building services
9.6.1.5.8 Slurry pumps
9.6.1.5.9 Oil and gas industry pumping applications
9.6.1.5.10 General industrial pumping applications
9.6.1.6 Summary
Appendix A - Change of NPSHA with time
Appendix B - Rotative speed limitations, water
             and wastewater pumps
Appendix C - Index

Pertains to rotodynamic pumps with absorbed power levels up to 4 megawatts (MW) (5300 horsepower [hp]) and impeller inlet tip speeds less than 40 meters per second (m/s) (130 feet per second [ft/s]).

DocumentType
Standard
Pages
30
PublisherName
Hydraulic Institute
Status
Superseded
SupersededBy
Supersedes

HI 9.6.6 : 2016 ROTODYNAMIC PUMPS FOR PUMP PIPING
ASME B73.3 : 2015 SPECIFICATION FOR SEALLESS HORIZONTAL END SUCTION CENTRIFUGAL PUMPS FOR CHEMICAL PROCESS
HI 2.3 : 2013 ROTODYNAMIC VERTICAL PUMPS OF RADIAL, MIXED, AND AXIAL FLOW TYPES FOR DESIGN AND APPLICATION
ASME B73.2 : 2016 Specification for Vertical In-Line Centrifugal Pumps for Chemical Process
HI GUIDELINE FOR COMMERCIAL BUILDING SERVICES:2019 PUMP APPLICATION GUIDELINE COMMERCIAL BUILDING SERVICES
HI VARIABLE SPEED PUMPING : 2018 APPLICATION GUIDELINE FOR VARIABLE SPEED PUMPING

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€87.50
Excluding VAT