Cov kav hlau tsis muaj qhov sib txuas rau cov boilers siab qis thiab nruab nrab (GB3087-2018) yog cov hlau zoo carbon uas muaj cov qauv kub dov thiab txias rub (dov) cov kav hlau tsis muaj qhov sib txuas, uas yog siv rau kev tsim cov kav dej superheated, cov kav dej npau rau ntau yam qauv ntawm cov boilers siab qis thiab nruab nrab thiab cov kav dej superheated, cov kav dej haus luam yeeb loj, cov kav dej haus luam yeeb me me thiab cov kav dej cib rau cov boilers locomotive.

Qhov kawg ntawm cov yeeb nkab hlau yuav tsum yog perpendicular rau lub axis ntawm cov yeeb nkab hlau, thiab burrs yuav tsum tau tshem tawm.GB3087Cov yeeb nkab hlau txheem feem ntau yog ua los ntawm 10, 20 kub dov lossis txias dov zoo carbon cov hlau, feem ntau xav taulub zog deje, kev nias, kev ua kom tawg, ua kom tiaj tiajthiab lwm yam kev ntsuam xyuas kom paub tseeb tias cov khoom zoo thiab kev ua tau zoo.