ANSI/MSS SP-58-2025: Pipe Hangers and Supports
Support is important. Carrying weight alone can cumbersome and difficult. This too is true when considering the weight that pipe hangers and supports hold. In…
“ANSI Class” Ratings of Pipe Flanges
“ANSI class” is the designation for pressure-temperature ratings of pipe flanges. In its denotation, the word Class is followed a by dimensionless number. This includes…
ASTM A106-19: Seamless Carbon Steel Pipe Standard Specification for High-Temperature Service
Carbon steel piping transports fluids in an assortment of industries, but, for high-pressure and temperature applications, the welded joints on its cross-section are not ideal….
High-Pressure Butterfly Valves and MSS SP-68-2017
Butterfly valves, having a flat disc rotate at a right angle for opening/closing operations over a stem, provide simple and effective means of isolating and…
ANSI/HI 9.6.1-2017 – Rotodynamic Pumps Guideline for NPSH Margin
Head—the height at which a pump can raise water up vertically through a discharge pipe or tube—is an important factor in determining the overall performance…
ANSI/HI 9.6.3-2017 – Rotodynamic (Centrifugal and Vertical) Pumps – Guideline for Allowable Operating Region
During the continuous operation of a rotodynamic pump, a kinetic machine in which energy is imparted to pumped fluid by the means of a rotating…
AWWA C900-2016 – Polyvinyl Chloride (PVC) Pressure Pipe and Fabricated Fittings, 4 In. Through 60 In. (100 mm Through 1,500 mm)
American National Standard AWWA C900-2022 – Polyvinyl Chloride (PVC) Pressure Pipe and Fabricated Fittings, 4 In. Through 60 In. (100 mm Through 1,500 mm) covers…
Standard Terminology for Valves and Fittings
Standard terminology is useful for advancing and maintaining uniformity among different standards within the same industry. For example, with valves, the terminology of which is…
Performance Test Codes (PTCs) by ASME
Performance test codes, otherwise known as PTCs, are standard documents, written and published by the American Society of Mechanical Engineers (ASME), that provide uniform rules…