CHANGZHOU WUJIN SHUNDA PRECISE STEEL TUBE CO.,LTD.
CHANGZHOU WUJIN SHUNDA PRECISE STEEL TUBE CO.,LTD. Special produce the Single wall steel tube,double wall steel tube,bundy tube,condenser,evaporator for refrigeration etc .
Evironmental Low-Carbon Galvanized Steel Tube , Hot Zinc Coated 4.76 × 0.55mm Galvanized pipe corrosion performance index Product name Zinc coating thickness Salt spray test time White galvanized tube ...