Commodity Name: Seamless ring/forged ring Features: Various size of heavy forging workpieces Standards: ASTM, ASME, DIN, SIS, GB, EURONORM Certification: ISO9001: 2008 Materials: Carbon, stainless steel and alloy steel Delivery Status: N + Q+T (Normalizing + Quenching+Tempering) Customers' designs welcomed Your enquiry will be highly appreciated.