Up to what pipe diameter (in inches) are standard screwed fittings commonly utilized?

Process Equipment and Plant Design MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

PPSCFPSCNTSPakistan govt jobs
Subject
Process Equipment and Plant Designchemical-engineering › process-equipment-and-plant-design
Published
2 Mar 2019
Last updated
28 May 2026

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Explanation

Standard screwed fittings are typically used for pipes with diameters up to 3 inches. Beyond this size, other types of fittings are preferred due to strength and sealing requirements.

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