- stamping partsflat washers
- fastenerswashers
- Supply TypeManufacturer, Exporter, Supplier
- Preferred Buyer Location All over the world
We are offering fasteners. astm f436 • type:f436 cirbular washer f436 square beveled • material:medium carbon steel with heat treatment • hardness:rockwell38-45(hdg:26-45hrc) • finish:plain,zpcr6+zpcr3+,yzp,black oxide,hdg,mechanical zinc