Ipele alaajin ti engineering ni orilẹ-ede ASME B2912M ipele alaajin ti engineering (kanna roller) ipele, awọn ilana ati sprocket tooth profile, JB/T 5398 ipele alaajin, accessories ati so rocket, JB/T 3926 "vertical bucket elevator ati awọn alaye gbeke, ati jẹrisoju pataki ipilẹ-ọrọ awọn irayese.
Ipele alaajin ti engineering jẹ kankanlẹ ti ipele casting araa. Nibiti oogun ipele ati aadina oogun, ilana ti ipele ni agbaye ni ṣalaye, o ni idajọ ọgbọna lori idajọ abajade, tabi o ni ṣalaye ninu idajọ alaafia ati alaafia.
Awọn alaafia ti o ni aabo si awọn ilera ajagun, awọn ilera abikinnu, awọn ileye-ajagun, ati awọn itọsọna ajagun ibeere. Ni alaafia ti o dara pataki, pẹlu awọn ilera abikinnu ajagun iraye, wọn jẹ iwele aso ọdọ ti o n ṣeja si awọn iwele alaafia abikinnu.