ASTM a193 b7 b8c b8ca aloy steel Steel Hex Bolt For For Fort
Sababo la xiriira meel ka baxsan alxamida, ASTM A335 fasalka P91 biibiile ee P91 si fiican ayaa loo gashan karaa nidaamyada tuubooyinka. Tuubooyinka waxay leeyihiin fasalo dulqaadasho oo kaladuwan iyo heerar imtixaan oo ku xidhan shuruudaha dalabka, fasalka, jadwalka iyo qiimeynta cadaadiska ee aaladda tuubbada.
ASTM A182 Fasalka F9 waa aalad aad u kala duwan. Sidaa daraadeed, waxaa loo isticmaali karaa warshado badan sida qalabka dawooyinka, dawooyinka, qalabka kiimikada, qalabka korantada, jihada kuleylka, gaaska shidaalka, kiimikada gaaska dabiiciga ah, gaaska dabiiciga ah iyo kiimikada takhasuska leh. Heerkan ayaa quseeya birta birta yar-yar ee loo yaqaan 'alkoy bir-yar' iyo qalab bir ah oo bir ah oo loo isticmaalo nidaamyada cadaadiska. Waxa kale oo ku jira dhowr fasal oo ah xabago kaarboon-yar oo yar yar oo ka mid ah iyo xiidmaha, Martitticic, Aulsitic iyo Austnitic iyo Ferritic-Auuteritic-ka. Sidaa darteed, doorashada waxay u baahan tahay in la sameeyo iyadoo loo eegayo shuruudaha loo adeegsado iyo naqshadeynta.