We supply a full series of metal flat washers

1. Standard: DIN; BS; NFE; ASTM; USS; SAE; FW; AS (as per customers' drawing).

2. Material: mild steel, carbon steel, alloy steel, stainless steel and copper.

3. Surface treatment: plain, zinc plated (blue zinc plated, and yellow zinc plated), nickel plated, phosphating, black oxidation, zinc mechanically deposited, and hot-dip galvanized etc.

4. Certification: ISO9001:2000