Ring Forging Products, Hot Rolling Rings, Seamless Rolled Ring

Rolled and forged rings from Huaerdong
Huaerdonghas long experience with seamless rolled rings, cylindrical or profiled geometry very close
to the final shape of the finished component.
The bulk of our production is consumed by theslewing ringbearing industry and wind energy industry.
The dimensional range is 400-4,800 mm and the weight range up to 8,000 kg.Size range
We owned 3 ring rolling milling: 1,600mm , 2,800mm, 5,000mm, with7,000 Tons, 2,500 Tons Hydraulic Press.
Theselet Huaerdong to offer forged rings, size ranges from 400mm to 4,800mm (Outer Diameter)
We also have good partner factories in this area, with their support we could offer forged rings up to 7,000 mm.Heat treatmentRings are supplied in the following conditions or combinations thereof: Normalized. Soft annealed. Quenched and tempered. Controlled cooled. Machining
Semi-finished or finished machined rings canbe supplied according to customer's requirements.Final inspection
All finished rings are inspected for surface defects, discrepancies in inner and outer diameter, width, height, conicity, ovality and squareness.Main Raw material :For Hot rolled rings: 42CrMo4, CK45, C22,A105,A350,
For Hot rolled flanges: A105,A350,S355NL
With long years of experience in forging industry, Rongcheng support customers from Asia,European, USA, Mid East and etc, these customers are in the industry: capital equipment, petrolchemical, mining, energy , paper, metal working and etc.ForgingWorkshop:
Until 2013, three production line are running every day to support customers both in domestic market and international market.
Production Line No.1: 1600mm Ring Roller
Production Line No.2: 2500mm Ring Roller
Production Line No.3: 5000mm Ring Roller
7000 Ton Hydraulic Press and 3000 Ton Hydraulic Press,supporting us to offer the products with big weight.Machining Workshop:
With right CNC machines to support three production line, our machines let us tooffer precision machining service up to 5000mm.
Heat TreatingWorkshop:
Normalizing (N), Quenching and Tempering (Q+T),N+Q+T are available with right ways, to meet the requirement of different materials of hot rolled ring prodcuts.
With right way of heat treatment to seamless rolled forged ring, we offered products with good performance on technical properties, like hardness, no cracks, good impcat and etc.