NPT Thread Plug Gauges Manufacturer / Supplier

Plug gauges used to check the internal thread, ring gauges used to check external thread.

NPT thread gauges, the full name is National Pipe Taper thread gauges(full name: American National Standard Taper Pipe Thread gages).

NPT threads used on threaded pipes and pipe fittings, they are tapered for sealing, no need any thread sealant.

Each NPT gage 100% calibrated with quality assurance, the gauges are high precision with low price.

Each NPT plug gauge 100% calibrated with quality assurance, the gauges is high precision with low price.

Thread angle 60°, Taper: 1:16, tooth shape is flat.

Why choose our NPT thread plug gauge:

♦ Material: Oil hardened tool steel-Gcr15, high wear resistance.
♦ Hardness: 58-62 HRC.
♦ All gauges are brand new.
♦ Mistolin knows the importance of controlling temperature and humidity when testing gages, the temperature will be 20 degree +- 0.5 degree, the humidity will be 45%-65%.

♦ All these gauges are fixed limit gauges, inspecting thread on a pass/ fail basis, not checking the detailed size of thread.

Return Policy:

We will exchange or refund in one week if clients found any products not quality enough or meet clients' expectations. After receiving our products, once clients have anywhere not satisfied, please contact us at once, clients can send us Email, or contact us with livechat, we will deal with clients' problems in quick time, we are committed to providing 100% customer satisfaction.