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20CrNi4 Alloy Piercing Mandrel

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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:	2023-08-13 19:00
Browse the number:	481

Company Profile

Linzhou Hengdisheng Alloy Steel Manufacturing Co.,Ltd
By certification [File Integrity]
Contacthdsyj(Mr.)
Email
telephone
Phone
AreaHenan
Address50 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.tubuzhi.com/

Product details

Product Name	20CrNi4 Alloy Piercing Mandrel
Brand	Hengdisheng
Materials	20CrNi4 forged material
Dimension size range	Î¦105-Î¦500( 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

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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.

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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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