Lile igbeyewo ọna ti fasteners

Awọn fasteners jẹ awọn eroja pataki ti asopọ ẹrọ, ati pe boṣewa líle wọn jẹ ọkan ninu awọn itọkasi pataki lati wiwọn didara wọn.

Gẹgẹbi awọn ọna idanwo lile lile, Rockwell, Brinell ati awọn ọna idanwo líle Vickers le ṣee lo lati ṣe idanwo lile ti awọn fasteners.

Idanwo lile lile Vickers wa ni ibamu pẹlu ISO 6507-1, idanwo lile Brinell wa ni ibamu pẹlu ISO 6506-1, ati idanwo lile Rockwell wa ni ibamu pẹlu ISO 6508-1.

Loni, Emi yoo ṣafihan ọna lile micro-Vickers lati wiwọn decarburization dada ati ijinle decarburized Layer ti fasteners lẹhin itọju ooru.

Fun awọn alaye, jọwọ tọka si boṣewa orilẹ-ede GB 244-87 fun awọn ilana opin iwọn lori ijinle ti Layer decarburized.

Ọna idanwo micro-Vickers ni a ṣe ni ibamu pẹlu GB/T 4340.1.

Apeere naa ni a pese sile ni gbogbogbo nipasẹ iṣapẹẹrẹ, lilọ ati didan, ati lẹhinna gbe sori oluyẹwo-lile micro-lile lati ṣe iwari ijinna lati oke si aaye nibiti iye líle ti a beere ti de.Awọn igbesẹ iṣiṣẹ kan pato jẹ ipinnu nipasẹ iwọn adaṣe adaṣe ti oluyẹwo lile ti a lo nitootọ.