| Customization: | Available |
|---|---|
| Processing Object: | Metal |
| Molding Style: | Forging |
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Dimension: Outside diameter up to 4800mm
Inside diameter up to 4600mm
Thickness up to 400mm
Material : S355NL Z25, S355JR, Q345E, S355J2 with LF+VD process
Process : Forging + Ring Rolling+ heat treatment (N)+final machining
Test and certificate : According to customer's requirements.
Normally we offered: 1. Raw material certificate (material chemical composition)
2. Heat treatment sheet report
3. Dimension inspection report
4. UT test report
Package : Seaworthy plywood packged on steel pallets as customer's request
Delivery Status: Final machining according to customer's drawings.
Rough machining products are also available.
Delivery Date : Decided by the amount and dimensions of wind tower flanges.
Usually we control the large diameter flanges' delivery time within 5 weeks after we receive your formal order
Third party inspection: besides our in-house inspection, you could also choose a third party inspection.
7000 Ton Hydraulic Press gives Rongcheng to have enough ability to offer large diameter forged ring with big amount.
5000 mm CNC Ring Roller could offer large diamter flanges up to ø4800mm size.
Advanced CNC ø5000mm lathes could offer precision machining for wind tower flanges.
Also CNC ø5000mm drilling machines are here to support large flange manufacturing.
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
| 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.
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.
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