Thread Gauges

China has become one of the main sources of gage tools for manufacturers, distributors and quality labs worldwide: thread plug

Choosing the right thread gauge manufacturer in China decides whether your incoming inspection, audits and customer acceptance go smoothly. A

When a multi-size thread gauge set makes sense, when single GO/NO-GO gauges are better, and how cost, control and calibration compare.

Thinking of buying thread gauges from a Chinese manufacturer? How to get a clear quote, what documents to ask for, shipping and lead times, and how to check gauges on arrival.

When UNS and other special threads are used, how to call them out correctly, and how a custom GO/NO-GO gauge is designed from your drawing.

What NPSM, NPSC, NPSH and NPSL straight pipe threads are used for, how they differ from NPT, and how straight GO/NO-GO gauges inspect them.

Ordering NPT, NPTF, BSPT or BSPP gauges? Use this checklist – thread designation, gauge type, standard, quantity and certificates – to get the right pipe thread gauge first time.

How much does a gap and flush gauge cost? See starting prices, the 6 factors that change the price, typical lead time for custom gauges and how to get an accurate quote.

A practical drawing checklist for specifying a custom gap and flush gauge, plus the typical review and approval steps with a custom gauge supplier.

When one end of a thread plug gauge wears or is damaged, you can often replace just that member. What to check, what to send and how to keep records right.