Knowledge

May 13, 2025

The butterfly valve is a fluid control valve with a simple structure and wide...

Its core component is the rotatable butterfly plate, which can quickly open, close and adjust the fluid by rotating 90 degrees. Performance: The butterfly valve has multiple advant

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Oct 26, 2023

Differences between O-type ball valves and V-type ball valves

Ball valve structure There are many types of structures for ball valves, but they are basically the same. They are all round ball cores with opening and closing parts, mainly compo

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Sep 13, 2023

Heat Treatment of High Performance Austenitic Stainless Steel - Solution Anne...

Austenitic stainless steel cannot be hardened through heat treatment. The purpose of heat treatment on these alloys is to remove the cold work hardening effect, dissolve harmful se

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Sep 11, 2023

How to convert PSI to MPa pressure units?

Psi is converted to MPa, where psi is the unit of pressure, defined as pounds per square inch, with 145psi=1MPa. PSI is also known as Poundspersquare inch in English. P is pound po

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Sep 07, 2023

Introduction to Stainless Steel (Austenitic, Ferritic, Martensitic, PH, and D...

Austenite, ferrite, martensite, PH, and duplex stainless steel What are the different types of stainless steel? Can austenitic stainless steel be heat treated? Can ferritic stainle

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Sep 04, 2023

How to repair the sealing surface and improve the air tightness of the valve ...

After long-term use of the valve, the sealing surfaces of the valve disc and valve seat will wear and reduce their tightness. Repairing the sealing surface is a large and very impo

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Aug 31, 2023

Conversion of PN nominal pressure to Class pounds (Lb)

The nominal pressure (PN) and Class American pound scale (Lb) are both expressions of pressure. The difference is that the pressure they represent corresponds to different referenc

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Aug 28, 2023

Differences between V-shaped ball valves and O-shaped ball valves

Both V-shaped and O-shaped ball valves are a type of ball valve. Two types of ball valves have different structures and characteristics, which are suitable for different working co

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Aug 21, 2023

Eight Common Metal Materials For Butterfly Valve ----Part B

5 Magnesium alloy - ultra-thin aesthetic design Magnesium is an extremely important non-ferrous metal, which is lighter than aluminum and can form high-strength alloys with other m

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Aug 18, 2023

Eight Common Metal Materials For Butterfly Valve ----part A

1 cast iron - fluidity Sewer covers are such an inconspicuous part of our everyday environment that few people pay attention to them. The reason why cast iron has such a large and

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Aug 16, 2023

Water Treatment - What are Raw Water, Softened Water, Demineralized Water, Pu...

Raw water refers to untreated water. In a broad sense, the water before entering the water treatment process is also referred to as the raw water of the water treatment process. Fo

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Aug 14, 2023

How to choose concentric butterfly valve, double eccentric butterfly valve an...

The difference in the structure of the butterfly valve distinguishes four types of butterfly valves, namely: concentric butterfly valve, single eccentric butterfly valve, double ec

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