Tuubbada birta ah ee birta ah ee ujeedooyinka farsamada iyo dhismaha

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Codsiga alaabta:
si ballaaran loo isticmaalo mishiinada, qalabka caafimaadka, qalabka jirdhiska, Qizheng, tareenada xawaaraha sare leh, baabuurta, alaabta guriga, qurxinta iyo ujeedooyin kale.
U hoggaansanaanta caadiga ah:

ASTM A554

GB/T 12770

JG/T 3030

EN174555

DIN EN 10296-2

JIS 93446