YY/T 1614-2018Dentistry—Bore diameters for rotary instruments such as discs and wheels (English PDF)

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009.

This standard uses the translation method equivalent to ISO 10323:2013 "Apertures of rotary instruments such as disc-shaped and wheel-shaped". With this The documents of our country that have a consistent correspondence with the normatively cited international documents are as follows.

---GB/T 9937 (all parts) Oral vocabulary [ISO 1942 (all parts)];

---YY/T 0874-2013 Dentistry rotating instrument test method (ISO 8325:2004, IDT). This standard has been edited as follows.

--- Some formatting formats have been modified in accordance with GB/T 1.1-2009.

1 Scope

This standard specifies the aperture of rotating instruments such as discs and wheels for dental use, for rotating instruments such as discs and wheels. Interchangeability between mandrels applied to dental handpieces.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this document. For undated references, the latest edition (including all amendments) applies to this document.

ISO 1942 Dental Stomatology (Dentistry-Vocabulary)

ISO 8325 Dentistry-Testmethodsforrotaryinstruments

3 Terms and definitions

The following terms and definitions defined by ISO 1942 apply to this document.

4 Size

The aperture dimensions and tolerances of rotary instruments such as discs and wheels are shown in Table 1.

The aperture dimensions of other individual disc and wheel rotary instruments not specified in the standard shall also comply with the requirements of Table 1. Only the positive tolerances given in Table 1 are permissible.