sanonpipe waa soo-saare xirfad leh iyo soo saaraha mashaariicda dhuumaha birta ah ee aan xuduudda lahayn ee Shiinaha. Wax soo saarkeeda ugu muhiimsan waatuubooyinka kuleyliyaha, dhuumaha saliidda, tuubooyinka farsamada, bacriminta iyo tuubooyinka kiimikada, iyotuubooyinka birta qaab-dhismeed aan sinaba lahayn. Qalabka ugu muhiimsan waa:SA106B, 20 g, Q345, 12 Cr1MoVG, 15 CrMoG, Cr5Mo, 1 Cr9Mo, 10 CrMo910,A335P5/ P9 / P11 / P12 / P22 / P91 / P92