A572 Gr.50 large rolled ring flanges china factory

S355JR Big Diameter Forged Flanges Manufacturer | China Ring Forings Factory

ISO-certified heavy ring forgings factory, near china Shanghai port for exporting.

Specializing in manufacturing big seamless rolled ring flanges and big diameter forged flanges from our φ1600mm and φ5000mm ring rolling mills, with maximum dimensions up to 4,000 mm, with minimum diameter 400mm.

We perfectly support steel grades across Q355B, S355JR, S355J2, S355NL, and A572 Gr.50.

Providing Heat treatment of normalizing on our big diameter hot rolled rings and ring flanges, as well as Quenching and Tempering. 

Hardness Test, Dimension Test, and 100% UT testing and EN 10204 3.1 material certificates for every exporting shipment.

For more, send your inquiry to:  bill.keh@vip.tom.com / bill.keh@foxmail.com