I-ASME B18.2.1 b18.2.2 I-UNC ye-UNC ye-ATTM ye-A320 l7 hex bolt kunye namandongomane
I-ASTM A320 L7 Bolts ye-Stud yenzelwe umsebenzi wobushushu ophantsi. Ezi tyaba zisetyenziswa rhoqo kwiivalves, eziphothiweyo, izinto ezifanelekileyo kunye neenqanawa zoxinzelelo. Inkcazo ye-ASTM icebisa ubuncinci bexabiso lefuthe le-20-ft-lbf -150f ye-ASTM A320 l7 studs.
Ngenxa yomxholo wekhabhoni ephantsi, I-ASTM A320 hex BltsKukwanika intembeko kwimvakalelo xa i-walded kunye ne-creep ephezulu, uxinzelelo lokuphuculwa, kunye namandla amadini kumaqondo obushushu aphakamileyo. Ukongeza kokunganyangeki kobuso obuhle kunye nobunkuphe, I-ASTM A320 hex amantongomaneinika i-biby efanelekileyo kunye nokwenziwa. I-ASTM A320 BOLTSIne-creep ephezulu, uxinzelelo-ukuya-ripture kunye namandla amanxuwa kunezinye izithole. Ukunganyangeki kwengqondo ye-goriosion, umsebenzi wasemva kokudibana ngaphakathi I-ASTM A320 LEKucetyiswa. Kwiqondo lobushushu elingaphantsi kwe-100 degree F (38 degree C), banyange ngokugculela kakhulu kugxininiso oluphezulu. II-ASTM A320Ingaba amabakala aliqela afakiweyo afakwe kwi-alloy okanye intsimbi engenasitali kwaye ajolise kwizicelo zobushushu ezibandayo. Zombini iBakala L7 kunye ne-L7M zenziwa kwintsimbi ecinyiweyo kunye nethayile. Ngelixa iimfuno zekhemikhali zomibini zamaBanga ezi-L7 kunye ne-L7M ziyafana, kukho umahluko ohlukeneyo owahlula amabakala amabini.