A standards-checked guide to inspecting pipe fittings: what to check, which tests apply to which fitting, ASME B16.9 tolerances, NDT selection, the B16.9-2024 proof test and marking, with a free acceptance calculator and printable checklist.
The bolt torque and flange calculator finds the target bolt preload and tightening torque for ASME B16.5 and B16.47 flanged joints, checks it against the gasket seating and operating loads (Wm1, Wm2) from ASME VIII Appendix 2, and plans the assembly with ASME PCC-1 tightening passes, hydraulic tensioning, turnaround labour and cost. How flange bolt … Read more
IntegriShield by Aienginear: 9 free pressure integrity and site safety calculators for ASME VIII thickness and MAWP, API 520/521/526 relief valves, B31.3 hydrotests and PCC-1 flange torque, with a quick thickness and test-pressure checker.
50 piping interview questions and answers for 2026 by Aienginear — NPS and schedules, ASTM materials, fittings, ASME B16.5 flanges, B31.3 hydrotest and pneumatic testing, and pipe stress analysis, with printable tables, a self-test quiz and a free PDF.
32 piping interview questions and answers for 2026 by Aienginear — elbows, eccentric reducers, olets, NPS and schedules, pipe vs tube, material selection, flanges, valves, layout rules and ASME B31.3 testing, with printable tables, diagrams and a self-test quiz.
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