26 verified engineering calculators
The live set only. Each tool reads the same plant context from the URL: size, schedule, material, pressure, temperature, and class.
ASME B31.3 Pipe Thickness Calculator
ASME B31.3
Pipe Schedule & Dimension
ASME B36.10M / B36.19M
Flange Dimension & Weight
ASME B16.5
Fitting & Valve Face-to-Face
ASME B16.10
Butt-Weld Fitting Dimensions
ASME B16.9
Gasket Dimension & Selection
ASME B16.20
Valve Cv Sizing Calculator
ISA / IEC 60534
Bolt Torque & Tensioning
ASME PCC-1
Flange Bolt Tightening Sequence
ASME PCC-1
Blind Flange Thickness
ASME B31.3 / UG-34
Metal Weight & Cost Estimator
Procurement Estimate
Stainless Steel & Special Alloy Weight & Density
Procurement · catalog densities
Hydro/Pneumatic Test Pressure
ASME B31.3
Piping Thermal Expansion & Anchor Load
ASME B31.3 · Appendix C (screening)
Pressure Drop & Friction Loss
Darcy–Weisbach · Crane TP-410
Flow Rate & Velocity
API RP 14E
Quick Engineering Unit Converter
SI conversion
Link-Seal & Penetration Sleeve Sizing
GPT Link-Seal (screening)
Pipe Coping & Branch Cut Layout
ASME B31.3 / PIP
Pneumatic Test Safety Distance
ASME PCC-2 Article 501
Pump NPSH & Cavitation
HI 9.6.1 · ASME B73.1 · API 610
Total Dynamic Head (TDH) & Pump Power
HI 14.3 · Affinity BHP
Pump Affinity Laws & Impeller Trimming
Affinity · HI / OEM
Pump Minimum Continuous Stable Flow (MCSF) & Thermal Protection
API 610 · HI 9.6.1
Multiple Pump Parallel & Series Operation
ANSI/HI 14.3
Flange Bolt & Wrench Size Quick Lookup
ASME B16.5 · B18.2.2