Welcom to Qingdao Donrex Co., Ltd. Offical Website!
Add: 1408, building2, Noble plaza, No.328, Dunhua Road, Qingdao, China
Tel: 86 532 85800130
Fax: 86 532 85699926
Email: sammy@qddonrex.com
Main products:
Seamless Rolled Rings for slewing ring bearings, Turntables, wearing rings, wind turbine slewing rings, wind turbine blade bearings, yaw bearings inner and outer rings, pitch bearings inner and outer rings.
Seamless Rolled Rings for large non standard flanges, large custom flanges, small wind tower flanges.
Large diameter customized flanges.
Ring Gears, Gear Rings, Circle Gears, Solid tyre and wheels, Seamless rolled neck rings.
Main material:
A105, A266 Gr1 to Gr4, SA350LF2, A694, C22, S235, S275, S355J0
42CrMo4, AISI 4140, CK45, 1050, C50, SCM440, S48C,
S355NL, S355J2G2, S355JR, Q345E, Q345D
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