S355nl Z25 Wind Tower Flange Machining

• Standard: Customized
• Type: Welding Flange
• Material: Carbon Steel
• Structure: Flanges
• Connection: Flanged
• Manufacturing Way: Forging
• Model NO.: G002
• Od: up to 5000mm or 196"
• Ut Test: En 10228
• Transport Package: Steel Pallet or Wooden Case
• Specification: 3.1 B certificates
• Origin: Zhangjiagang (China)
• HS Code: 7307910000
• Production Capacity: 6 Sets or 60 PCS Monthly

Product Description

Product Description

Wind Tower Flange, Large Diameter Flanges

Raw material (Using now): S355NL+Z25, S355J2+Z25, S355K2+N

UT Test: EN10228-2, 3, Class 2, Class 3 for seamless rolled flanges and forged flanges

EN10228 Class 3 for steel bars bended flanges

Main Equipment for Manufacturing: 7000-Tons Hydraulic Press, Ring Roller (Max OD: 5 meters), 5 meters Verical Lathes, Speed Drilling Machines.

Production Capacity: 60 Pcs of Large diameter flanges Monthly

Quality Control: According to ISO9001: 2008

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.