... salt spray is over 72hours And make Brake Hose Pipe Fittings according to your samples, & drawings; The ... 20, coated yellow Zinc. CommodityBrake Hose Pipe FittingsMaterialMild steel, stainless steel, aluminum, copperThread standardsMetric: M10X1, M10X1.25, M12X1 ... ; welding joint; wedge; cold heading; casting,OtherMetal accessories, rubber accessories, plastic accessories Brake Hose Pipe End Fittings