ASME A105 An ƙirƙira 3000psi npt thread daidai tee giciye
Sae 304 Bakin Karfe shine mafi yawan baƙin ƙarfe na yau da kullun. Karfe da ke ɗauke da cututtukan chromium (tsakanin 18% da 20%) da nickel (tsakanin 8% da 10%) [1] ƙananan ƙarfe marasa ƙarfi. Karfe ne na bakin karfe. Ba shi da ƙarancin wutar lantarki da na ƙwaƙwalwa fiye da ƙarfe na carbon. Magnetic ne, amma kasa da magnetic fiye da karfe. Yana da babban juriya na lalata baki fiye da ƙarfe na yau da kullun kuma ana yadu sosai saboda sauƙi wanda aka kafa ta cikin siffofi da yawa. [1]
660 studs, ba magnetic a cikin tashin hankali, amma na iya zama kadan magnetic ta hanyar walda. Ko da yake yana da ƙarfin aiki iri ɗaya da juriya da juriya da ɓarna, ASM A453 Gr. 660 Hex shugaban hulkanci suna haifar da welds mai ƙarfi saboda wadatar carbon. Astm A453 Dig 660 Studs sun dace da aikace-aikacen yanayin zafi. Wannan matakin na masu faforanci ya kasu kashi, B, C, D maki. Materials are carbon, manganese, phosphorus, sulfur, silicon, nickel, chromium, molybdenum, titanium, aluminum, vanadium, boron. Astm A453 Class 660 kusoshi sun sami ƙarfinsu da juriya na lalata daga haɗuwa da kayan.
Ainihin, amfani da 304L yana kawar da buƙatar haɗin gwiwar hannu kafin ta amfani da cikakken ƙarfe tsari, adana lokaci da ƙoƙari. A zahiri, duka biyu 304 da 304l za'a iya amfani dashi don yawancin aikace-aikacen iri ɗaya. Bambance bambance-bambance yawanci ne don haka ba a la'akari da wanda ya fi amfani fiye da ɗayan. Lokacin da ake buƙatar juriya mafi girma a lalata a lalata, wasu allury, kamar sa 316 bakin karfe 316 bakin karfe, sukan ɗauka azaman madadin.
