Cheka tambo: standard tolerances
Makomba akachekwa anoda madhayamita akakosha, kudzika, uye dhizaini kuitira kuti kugadzirwa kudhure.Draft inogona kuchengetwa, zvichibva pakubvumidza 85% yakazara shinda kudzika kudiki kumagumo uye 55% kumagumo makuru.Isu tinokurudzira kushandisa countersink kana radius kupa ruyamuro kune chero chinhu chakadzingwa uye kusimbisa musimboti muchishandiso.
Cheka tambo: zvakakosha kushivirira
Kukura kwedimensional kurongeka kunogoneka pamakomba akabatwa, asi inouya nemutengo wepamusoro.Draft inogona kuchengetwa, zvichibva pakubvumidza 95% yakazara shinda kudzika padiki kumagumo uye yakakura dhayamita diki kumagumo makuru.
Yakagadzirwa shinda: zvakakosha kushivirira
Mashinda ese akaumbwa anoda kunyatsojeka kwakatsanangurwa mune izvi zvakakosha kushivirira.Makomba ane cored anogona kutepwa pasina kubvisa dhizaini.
Pipe threads: standard tolerances
Makomba ane cored akakodzera ese NPT uye ANPT.NPT inofanirwa kutsanangurwa pazvinogoneka, nekuda kwekuwedzera mari nematanho anodiwa.Iyo 1 ° 47' taper padivi yakakosha kune ANPT pane NPT.
Hapana zviyero zviripo zvemetric pipe threads.
Nguva yekutumira: Aug-30-2022