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20CrNi4 Alloy Piercing Mandrel

Delivery term:The date of payment from buyers deliver within days
  • Price:

    Negotiable

  • minimum:

  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

  • seat:

    Henan

  • Validity to:

    Long-term effective

  • Last update:

    2024-01-18 14:44

  • Browse the number:

    288

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Company Profile
Linzhou Hengdisheng Alloy Steel Manufacturing Co.,Ltd
By certification [File Integrity]
Contact:

hdsyj(Mr.)  

Email:

Telephone:

Phone:

Area:

Henan

Address:

50 Meters South of The West Section of Anyao Highway, Hongqiqu Economic and Technological Development Zone, Linzhou, Anyang City, Henan Province, P.R.China

Website: http://www.hdsnm.com/ http://hdsyj.shanghai-zy.com/
Product details




















































Product Name

20CrNi4 Alloy Piercing Mandrel

Brand

Hengdisheng

Materials

20CrNi4 forged material

Dimension size range

Φ105-Φ500( mainly used for large piercer plug)

Hardness

260-320HB

Surface Processing

Nitriding oxidization with required thickness

Application

Pierce mill

Threading

available

Steel pipes grade

alloy steel

Chemical composition

C:0.17-0.23; Mn:0.45-0.65;Si:0.45-0.65;Cr:1.5-1.8;Mo:0.35-0.45;

Ni:3.2-3.8;W:0.2-0.5

Service

OEM, ODM, sampling, testing, CNC machining, packing, design

Surface Treatment

Nitriding oxidation, oxide layer thickness: 0.3-0.4mm


 









Description





20CrNi4 Alloy Piercing Mandrel is one of the most common material for piercing plug. The quality of the piercing mandrel defines the inner condition of the seamless pipe. For seamless pipe factories in domestic market and overseas, piercing mandrel procuring movements are very important. Under valuable concern, Hengdisheng group provide full inspection services to ensure quality and production control.



 









Production Flow





20CrNi4 Production and Quality control process(Contact us for details):



Raw material procuring ---- Chemical composition test --- Smelting -- casting -- demoulding -- heating -- forging -- annealing -- CNC machining -- heat-treatment -- inspection -- packing -- warehousing



 









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