Our products can be made at the special order by customers.Our products according to the system of ISO 9001have been reviewed as high quality product in Zhejiang Province
4)Packing:In carton/sack and palletized,Generally 25kg per unit or packing according to customers' requirements.
3)surface treatment:Polishingblack,zinc plated (blue, white, yellow), hot dipped galvanized,trivalent zincZ/PCR3,Phosphating
2)Material70# , 65Mn,ss302,ss304,ss316,copper
we can supply spring washers according to your drawing,we have passsed ISO 9001 2000. |