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Related Conditions

Plastic Mould

P20 Tool Steel

Category: Plastic Mould
BS/EN: P20 / P20+S / P20+Ni
DIN: 1.2311 / 1.2312 / 1.2738
AISI: 40CrMnNiMo8-6-4
DB: MCM / MCMS / MCMN

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P20 Steel Data Sheets:
1.2311 Download
1.2312 Download
1.2738 Download
Home | Grades | P20 Tool Steel
P20 Tool Steel
Overview
Properties
Applications

P20 Tool Steel Suppliers

P20 steel is a widely used tool steel that belongs to the family of plastic mould steels. It is highly regarded for its excellent combination of properties that make it suitable for a variety of plastic injection molding and die casting applications.

 

Supplied Condition:

BS/EN: P20 DIN: 1.2311 DB: MCM Chemical Composition (%):

C Cr Mo Mn
0,40 1,90 0,20 1,50

BS/EN: P20+S DIN: 1.2312 DB: MCMS Chemical Composition (%):

C Cr Mo Mn S
0,40 1,90 0,20 1,50 0,05

BS/EN: P20+Ni DIN: 1.2738 DB: MCMN Chemical Composition (%):

C Cr Mo Mn Ni
0,40 1,90 0,20 1,50 1,00
  • P20 Steel Properties

  • 1.2311

  •  Low alloy plastic mould steel
  • Usually supplied quenched & tempered
  • Good machinability
  • Better polishability compared to 1.2312
  • Does not contain additional quantities of Sulphur or Nickel

  • 1.2312

  • Free machining version of P20 with higher Sulphur content
  • Usually supplied quenched & tempered
  • Better machinability compared to 1.2311

  • 1.2738

  • Low sulphur plastic mould steel with the addition of Nickel
  • Usually supplied quenched & tempered
  • Addition of Nickel improves the through hardenability of large dimensions (>400mm) / ensure consistent hardness through large sections
  • Good machinability
  • Better polishability compared to 1.2312

P20 Tool Steel Applications

  • Plastic moulds
  • Frames for plastic pressure dies
  • Hydro-forming tools
  • Large plastic moulds & bolsters highly stressed in core (1.2738)

P20 Tool Steel Suppliers

P20 steel is a widely used tool steel that belongs to the family of plastic mould steels. It is highly regarded for its excellent combination of properties that make it suitable for a variety of plastic injection molding and die casting applications.

 

Supplied Condition:

BS/EN: P20 DIN: 1.2311 DB: MCM Chemical Composition (%):

C Cr Mo Mn
0,40 1,90 0,20 1,50

BS/EN: P20+S DIN: 1.2312 DB: MCMS Chemical Composition (%):

C Cr Mo Mn S
0,40 1,90 0,20 1,50 0,05

BS/EN: P20+Ni DIN: 1.2738 DB: MCMN Chemical Composition (%):

C Cr Mo Mn Ni
0,40 1,90 0,20 1,50 1,00

  • P20 Steel Properties

  • 1.2311

  •  Low alloy plastic mould steel
  • Usually supplied quenched & tempered
  • Good machinability
  • Better polishability compared to 1.2312
  • Does not contain additional quantities of Sulphur or Nickel

  • 1.2312

  • Free machining version of P20 with higher Sulphur content
  • Usually supplied quenched & tempered
  • Better machinability compared to 1.2311

  • 1.2738

  • Low sulphur plastic mould steel with the addition of Nickel
  • Usually supplied quenched & tempered
  • Addition of Nickel improves the through hardenability of large dimensions (>400mm) / ensure consistent hardness through large sections
  • Good machinability
  • Better polishability compared to 1.2312

P20 Tool Steel Applications

  • Plastic moulds
  • Frames for plastic pressure dies
  • Hydro-forming tools
  • Large plastic moulds & bolsters highly stressed in core (1.2738)

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