C45, 50mn Q+T, 42CrMo4 Q+T, AISI 1050 Q+T Inner and Outer Rings

• Processing Object: Metal
• Molding Style: Forging
• Molding Technics: Forging and Hot Ring Rolling
• Application: Heavy Industry / Coal Industry
• Material: Steel
• Heat Treatment: Q+T
• Surface Treatment: Machined Rings
• Forging Tolerance: +/-0.1mm
• Standard: as Per Customer′s
• Certification: ISO 9001:2008
• Ut: En10028 / ASTM A388
• Transport Package: Sea Freight Packing
• Specification: OD: 500mm to OD4500mm
• Origin: China
• HS Code: 7326191000
• Production Capacity: 35000 Tons Yearly

Product Description

Rongcheng Rings Forgings Co., Ltd produces seamless rolled rings on radial/axial ring mills to yield a smooth product with concentric, tight tolerances. This benefits the customer through reductions in weight and machining costs. CNC programming ensures repeatability for multiple piece orders across the entire size range.

Small or large quantity orders are treat same.
Up to 196" outside diameter
Up to 30" maximum face height
Up to 5, 000 Tons.
Heat treating, rough and finish machining are available.
Mechanical and non-destructive testing services
Quick turnaround on quotations
Outstanding delivery performance
Seamless rolled rings offer a controlled grain flow, which gives added strength and fatigue resistance not found in welded rings or torch cut rings. 

Company Profile

Jiangsu Rongcheng Forging Co., Ltd 

 

Founded Year: 2007,  10 years developing from small factory to be a middle size manufacturer in seamless rolling forged rings & its products.

 

 

Our Products

Rongcheng main business is manufacturing Forged Rings for big size bearings and slewing ring bearings:  
 

--- industry application bearings 

--- wind mill bearings

--- Others including forged rings for  Flanges, forged rings for ring gears.

     With advanced forging equipment, CNC machines and experience operation persons, we manufacture prodcuts: 

     Seamless Rolled Rings  for slewing ring bearings, wearing rings, wind turbine slewing rings, wind turbine blade bearings.

     Seamless Rolled Rings  for large standard flanges,large custom flanges,wind tower flanges.

     Large diamter flanges, wind tower flanges are manufacture by our workshop.

     Ring Gears, Solid tyre and wheels, Seamless rolled neck rings.

     Main material: A105, SA350LF2, A694, C22, S235, S275, S355J0

                            42CrMo4, C45, S48C

                            S355NL, S355J2G2, S355JR,Q345E 

Technology Processing

High quality because of the strict controlling of each process.

 

Forging Workshop	Production Line No.1:  1600mm Ring Roller Production Line No.2:  2500mm Ring Roller Production Line No.3:  5000mm Ring Roller
Machining Workshop	CNC
Heat Treating Workshop	Normalizing (N), Quenching and Tempering (Q+T) N+Q+T

Forging Workshop:
Until 2013, three production line are running every day to support customers both in domestic market and international market.
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 to offer  precision machining service up to 5000mm.

Heat Treating Workshop:
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.

Our Customers

High quality helps us to have long-term and stable customers for cooperation

     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.