F436 Hardened Washers F436 Hardened Washers For Sale,Stainless Steel Hardened Washer,Washer Supplier F436 Hardened Washers are heat-treated washers. Often used with A325 and A490 high strength structural bolts. FYFasteners provides all the standard sizes in most ASTM, SAE and DIN specifications, including nonstandard dimensions. Size ASME/ANSI, DIN, ISO, JIS, BS standard/non-standard sizes Material Low Carbon Steel, #45+heat treatment, spring steel, stainless steel, brass etc Finish Plain, black oxide, (clear/yellow/blue)zinc plated, H.D.G etc Package Bulk in cartons+ wood solid pallet or custom packing Delivery time Flexible upon order qty, normally within 30-40 days Payment T/T, L/C, Western Union etc Trade term FOB, CIF, CFR, EXW, DDP, DDU etc