aluminium alloy door hinge a. Durable Performance b. Material: Aluminum alloy /Zinc casting / Stainless steel aluminium alloy door hinge1) With over 13 years experiences, we offer excellent quality products with competitive price and 25-30days production lead time.2) UPVC and ALUMINUM windows.3) We can supply both standard products and customized items with all sizes, color, materials.4) ISO ...