S31803 irin alagbara, irin jẹ okuta oniyebiye ti irin alagbara, ti o ni awọn 5% chromium, 3% Molyybentum, ati nickel 5-6% nickel. Ni afikun si agbara giga ati ikoro ti o tayọ, o tun ni resistance giga si kaakiri pansosion gbogbogbo, ipakokoro ti agbegbe ati aapọn. Awọn ohun-ini corsosive.
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