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Esasy material, Wuhan Iron and Steel Co., Ltd. we Panzhihua Iron and Steel Co., Ltd.-den yokary hilli sowukdan yasalan polat plitalardan yasalyar Azot yylylygy bejermek, termiki izolyasiya temperaturasy we poslama gar?y bejermek yaly birn??e proses. A?yly? derejesi 2.0 we ondan a?akda 30% -40%, tayyar ?nümler bolsa berk hilini üpjün etmek ü?in barlandy.