Sonke siyayazi i-Q235 kunye ne-Q345 zizixhobo ezimbini ezibalulekileyo zokwakha.
 Ngaba uyazi ukuba yintoni umahluko wabo.
 Q235Ngaba intsimbi ye-carbon yecalbon esetyenziswa kwi-china. Ikwabizwa ngokuba yi-Q235A, Q235B, Q235C, kunye ne-Q235D. Kuba intsimbi ethobekileyo, isetyenziswa kwimveliso ngaphandle konyango lobushushu. I-Q ibonisa inqaku lesivuno, kwaye i-235 ibonisa amandla esivuno.
 Q345yinto yentsimbi. Yintsimbi ephantsi kwentsimbi (c <0.2%), isetyenziswe ngokubanzi kwiibhlorho, izithuthi, iinqanawa, izakhiwo, iinqanawa zoxinzelelo. Q imele isivuno sale nto, ngasemva kwe-345, isivuno sibhekisa kwixabiso lale nto, malunga ne-345.
 I-Q345A, Q3455b, Q345C, Q345D, Q345e. Lo ngumgangatho weklasi omele ikakhulu ifuthe lobushushu lahluke kuphela!
 I-Q345A Inqanaba, ayisiyothuki;
 I-Q345B Ibanga leempembelelo ze-20 degrees Home;
 I-Q345C yenqanaba, yimpembelelo ye-0.
 I-Q345D Inqanaba le-SE -20 ifuthe;
 I-Q345E Inqanaba le-It -40 Degrees Ifuthe.
  Impembelelo yeqondo lobushushu elahlukileyo, ixabiso lothusayo lahlukile. Kwiplate, imeko yochungechunge olusezantsi. Kwizinto eziphantsi kwezabelo apho ezi zinto zixhaphakileyo.
  Q235 kunye ne-Q345   1. Umahluko womda wamandla omda:
 A: Umda wokuLanga kwe-Q235 yi-235MPA,
 B: Umda wokuvelisa I-Q345 yi-345MPA (q yoonobumba baseTshayina uthetha "I-Bend", leliphi ixabiso elibonisa amandla esivumo ngasemva)
  2. Umxholo obini owahlukileyo:
 I-A: Q235 i-carbon ye-carbon ye-carbon, i-Q235 yintsimbi ye-carbon, i-Q235- iziko lamandla alifunekiyo, i-rod, i-rod, i-roches, i-sylinder, i-shaft kunye ne-sylinder
 B: Q3555 Intsimbi ye-Allow-Ab345 ye-Affay yeSoftware yeSoftware, i-Q345- Izenzo zeWoods, ii-throles, eziqhutywa zizinto ezenziwayo, eziqhutywa zizinto ezenziwayo, iZithuthi eziPhezulu, iZinyithisileyo, njl. Ukumelana nomthwalo wamandla omthwalo we Ukusetyenziswa, kunokusetyenziselwa zonke iintlobo zensimbi ephezulu -40 ℃ iindawo ezibandayo.
            		 
IXESHA LOKUQALA: APR-23 ukuya kwi-2321