供应H62黄铜排,C1100紫铜排
供应T2紫铜管、锡青铜管
供应H65黄铜管,C1100..
供应H62黄铜排,C1100..
供应C2680黄铜板,C51..
供应H68黄铜线,C5191..
供应C2600进口黄铜线,C..