3.JIC 37 degree cone lub kaum sab xis threaded sib koom
37 degree cone angle (JIC) zej zog ntawm Automotive Engineers (SAE) qhia tias 37 degree lub khob hliav qab lub kaum sab xis lossis lub khob hliav qab tuaj yeem siv rau siab -siab hydraulic pipeline. Hom yeeb nkab no feem ntau hu ua JIC yeeb nkab txuas. JIC cov xov sab nraud yog cov xov ncaj, uas tuaj yeem sib phim nrog JIC xov. JIC xov sab nraud yog cov xov ncaj thiab muaj 37 degree conical zaum saum npoo. JIC xov kuj yog cov xov ncaj thiab muaj 37 degree conical zaum saum npoo. Lub foob yog tsim ntawm 37 degree cone lub rooj zaum saum npoo. Rau qee qhov ntau thiab tsawg ntawm cov xov, tib yam li sae45 degree cone lub kaum sab xis, lub khob hliav qab yuav tsum tau ua tib zoo ntsuas kom paub qhov txawv.