Offset butterfly valve range
Review Class 150/300 configurations, connections, sizes, materials and actuation options.
Technical content center
Industrial Valve Selection Resources
Practical guides for comparing materials, reviewing application conditions and preparing complete valve inquiries.
Aluminum vs. Cast Iron vs. Stainless Steel Butterfly Valve Bodies
Compare butterfly valve body materials by weight, corrosion behavior, cost context and application fit—without one-size-fits-all claims.
Read article →How to Select a Butterfly Valve for Water, HVAC and Equipment Systems
A practical selection sequence covering medium, pressure, size, temperature, connection, materials and actuation.
Read article →Butterfly Valve RFQ Checklist
The information a valve supplier needs to review size, pressure, temperature, medium, connection and actuation.
Read article →Product selection
Explore additional valve ranges
Compare construction, size, pressure, materials and actuation before requesting a quotation.
PFA-lined valve families
Review lined butterfly, ball, diaphragm, check and plug valve product categories.
Primary-source document
HF-520 PN16 DN100 test report
Read the original report behind the HF-520 shell and seat pressure-test summary.
Selection support
Use the guides, then send a complete RFQ.
Share the medium, pressure, size, temperature, connection standard and actuation requirement. We will use them to frame the next technical review.