December 11, 2025
A centerline butterfly valve is a valve design where the stem axis, disc center, and body center align in the same position. This simple construction makes […]
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December 10, 2025
The butterfly valve material you choose depends on the body, disc, seat, and liner. Common options include carbon steel, stainless steel, duplex steel, nickel alloys, titanium, […]
December 9, 2025
No, Teflon and EPDM are not the same; they are two entirely different types of materials. One is a rigid fluoropolymer plastic, and the other is […]
December 8, 2025
Choosing between Viton and Buna is not just about which material is “better.” It comes down to two non-negotiable factors in your system: temperature and chemical […]
December 8, 2025
The butterfly valve testing standard is primarily defined by API 598. This framework works together with product-specific tests from API 609, ISO 5208, and EN 12266-1. […]
December 7, 2025
No, EPDM and BUNA (or NBR) are not the same; they are two distinct synthetic rubbers with practically opposing chemical resistance profiles, making them suitable for […]
December 7, 2025
Butterfly valves follow different standards based on where they’re used. You can see API 609 in petroleum service, ASME B16.34 in power and process plants, AWWA […]
December 6, 2025
At a glance, there’s nothing unusual about a stainless steel butterfly valve. The real difference shows up once you consider the material. Using stainless steel for […]
December 5, 2025
In many industrial plants, there are valves you can walk up to and operate without much thought. Then there are valves hidden under layers of insulation, […]