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Pipe Fitting Weight Calculators

Professional ASME B16.5 & B16.9 calculators for procurement engineers, freight forwarders, and project managers. Trusted by industry professionals worldwide.

4
Calculators
50+
Flange Types
13
Schedules
100%
Free

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ASME B16.5

Flange dimensions per latest standard

ASME B16.9

Butt-weld fitting weights

13 Schedules

SCH 10, 20, 30, STD, 40, 60, XS, 80, 100, 120, 140, 160, XXS

5 Materials

A105, F304, F316, F11 + custom density

kg / lb

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ASME B16.5 Flange Weights

Calculate theoretical weights for weld neck (WN), slip on (SO), blind (BL), socket weld (SW) and threaded (THD) flanges per ASME B16.5. Supports Class 150, 300, 600, 900, 1500 and 2500 pressure ratings in NPS 1/2" through 24". Includes A105 carbon steel, F304/F316 stainless steel, and F11 alloy steel with custom density input.

Calculate flange weight

ASME B16.9 Fitting Weights

Butt-weld fitting weight calculators for 45°/90° elbows (long & short radius), equal/reducing tees, and concentric/eccentric reducers. Covers SCH 10, 20, 30, STD, 40, 60, XS, 80, 100, 120, 140, 160 and XXS schedules with automatic geometry validation.

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