Weld Neck and Blinds Flanges

• Standard: ANSI, DIN, GB, JIS
• Type: Welding Flange
• Material: Carbon Steel
• Structure: Flanges
• Connection: Flanged
• Sealing Surface: Pre-Turning
• Model NO.: FF2043
• Manufacturing Way: Forging
• Ut: En 10228, Class 3
• Manufacturing: Within 10 Days
• Respone: Within 24 Hours
• Transport Package: Steel Pallet or Wooden Case
• Specification: PED certificate, 3.1 certificate
• Origin: China
• HS Code: 7326191000
• Production Capacity: 35000 Tons Yearly

Product Description

Weld Neck & Blind Flanges

As a seamless rolled ring forgings manufacturer in China, we have long years of experience in this industry, especially in the are of ring forging products.

To support our customer more, we also offer large diameter flange to our customers, supplying Weld Neck Flanges and Blind Flanges according to ASME 16.47 series A and series B.

As we all know, the most important things are: Forging, heat treatment, and machining.

With right machines and right person to control these machines, we could offer Class 150 and Class 300 Weld Necks and Blinds Flanges in normal sizes, with A105N Normalized material. This is high temperature use flanges. Using A350LF2 to produce flanges could meet the low temperature end use.

You just send your enquiry to our company, we are always here to support your needs.
 

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.