Excavator Slewing Bearing Base Rings Rolling Forging Ring 42CrMo4 S48c China Origin

• Processing Object: Metal
• Molding Style: Forging
• Molding Technics: Forging and Hot Ring Rolling
• Application: Heavy Industry
• Material: Steel
• Heat Treatment: Quenching +Tempering
• Surface Treatment: Pre-Machined
• Forging Tolerance: +/-0.1mm
• Standard: as Per Customer′s Requirement
• Certification: ISO 9001:2008
• Ut Test: En10228
• Transport Package: Wooden Case or Steel Pallet
• Specification: PED certificate, 3.1 certificate
• Origin: China
• HS Code: 7326191000
• Production Capacity: 35000 Tons Yearly

Product Description

Product Description

Whether you require small or large quantities, our open die or hot-forged rolled rings are crafted to precision.

Our rings boast a maximum outer diameter of up to 3500mm.

Our state-of-the-art workshops are equipped to handle heat treatment, testing, machining, segmenting, parting, and splitting, all in-house for seamless quality control.

We offer guaranteed delivery programs to ensure your products arrive on time, every time.

Company Profile

Jiangsu Rongcheng Forging Co., LtdFounded in 2007, we have evolved over a decade from a small factory into a reputable mid-sized manufacturer specializing in seamless rolling forged rings.

Our Products

Rongcheng’s core business lies in manufacturing top-quality Forged Rings for large bearings and slewing ring bearings:
--- Industry application bearings
--- Wind mill bearings
--- Additional products include forged rings for flanges and ring gears.

Leveraging advanced forging equipment, CNC machinery, and skilled operators, we produce:

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

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

--- Large diameter flanges and wind tower flanges manufactured in-house.

--- Ring Gears, solid tires and wheels, and seamless rolled neck rings.

Main materials we use include: A105, SA350LF2, A694, C22, S235, S275, S355J0.

42CrMo4, C45, S48C

S355NL, S355J2G2, S355JR, Q345E.

Technology Processing

Our stringent process controls ensure high-quality outputs at every stage.

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:
By 2013, our three production lines operate daily, catering to both domestic and international markets.
Our 7000 Ton and 3000 Ton Hydraulic Presses enable us to produce heavy-weight rings with ease.

Machining Workshop:
Our precision CNC machines support three production lines, offering machining services up to 5000mm with unparalleled accuracy.

Heat Treating Workshop:
Our expert heat treatment processes ensure seamless rolled forgings with superior technical properties, including optimal hardness and impact resistance.

Our Customers

Our commitment to quality has earned us long-term, stable partnerships.

With extensive experience in the forging industry, Rongcheng proudly serves customers across Asia, Europe, the USA, and the Middle East. Our clients span various sectors including capital equipment, petrochemical, mining, energy, paper, and metalworking.