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Piercing Mill 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:

    2023-11-09 09:14

  • Browse the number:

    147

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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.tianyipaint.net/
Product details




















































Product Name

Piercing Mill Mandrel

Brand

Hengdisheng

Raw Materials

20XH4ФA acc. to GOST 4543-71

Dimension size range

Φ105-Φ500( mainly used for large piercer plug)

Hardness

260-320HB

Surface Processing

oxidization Annealing

Application

Pipe Pierce mill

Threading

available

Steel pipes grade

Very high level structural 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





20XH4ФA piercing mill mandrel, raw material is forged steel standard according to Russian standard GOST 4543-71 alloyed construction steel. A of 20XH4ФA represent quality category is high quality.






























Group of steel

Grade of steel

Mass fraction of elements, %

Carbon

Silicon

Manganese

Chromium

Nickel

Vanadium

Chrome - nickel- molybdenum - vanadium and chrome - nickel - vanadium

20ХН4ФA

0.17-0.24

0.17-0.37

0.25-0.55

0.70-1.10

3.75-4.15

0.10-0.18


20XH4ФA piercing mill mandrel surface treatment is often Nitriding oxidation, or called Oxidation annealing. As thie construction steel must be with special surface finish, to be used in heat treated condition.



 









Production Flow





20XH4ФA 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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