Kh? n?ng ch?u t?i c?a n?p m??ng thoát n??c grating có kh? n?ng ch?u t?i lên ??n forty t?n. Vì th? s?n ph?m th??ng ???c s? d?ng ? các khu công nghi?p, khu ch? xu?t ho?c ngoài qu?c l? …High Load Capacity (HLC) grating will make usage of of the standard great things about molded grating items; substantial toughness, corrosion resistance, fire