SKU: Cr12Mo1V1 T30402(UNS) SKD11 X155CrVMo121 Categories: ,
General Details

Introduction to Cold Work Mould Steel

Cold work mold steels such as Cr12Mo1V1, T30402 (UNS), SKD11, and X155CrVMo121 are critical in manufacturing molds and dies for high-stress applications. Cold work mold steel is a category of tool steel used extensively for the manufacturing of molds and dies that are subjected to low operating temperatures. These steels are renowned for their excellent wear resistance, hardness, and ability to retain a sharp cutting edge, making them ideal for applications involving high-stress environments such as stamping, punching, and cutting.

D2 steel is an air-hardening, high-carbon, high-chromium tool steel. It has high wear and abrasion-resistant properties. It is heat treatable and is machinable in the annealed condition. D2 steel shows little distortion on correct hardening. D2 steel’s high chromium content gives it mild corrosion-resisting properties in the hardened condition.D2 tool steels are used for long run tooling applications, where wear resistance is important, such as blanking or forming dies and thread rolling dies.

Similar Grade

GB ASTM DIN Jis BS/BSN
Cr12Mo1V1 D2 1.2379(X155CrVMo121) SKD11 BD2

Main chemical composition %

C Cr Mn Si Mo V
1.40-1.60 11.00-13.00 ≤0.60 ≤0.60 0.70-1.20 0.5-1.10
Co S P Ni Nb W
≤1.00 ≤0.030 ≤0.030

Product details

# Name Specification
1 Steel grade Cr12Mo1V1/T30402(UNS)/X155CrVMo121/SKD11/BD2
2 Size & Dimension Dia Max: 800mm
3 Surface treatment Black/Peeling/Polishing/Machined
4 HBW ≤255
5 Technique Cold/Hot rolled, Cold-Drawn or Hot Forged
6 Heat Treatment Annealed; Quenched; Tempered
7 Shape Round bar/Plate
8 Delivery Condition Hot Rolled or Forged/Peeled or Black Surface/Annealed or QT
9 Test SGS/UT100%/Elements Testing
10 Certificate ISO/Mill Certificate
11 Steel Type Round bars/Flat bar/Plate

Product Characteristics

  • Excellent wear resistance: Due to their Leidite microstructure, these steels have excellent wear resistance and are designed to withstand greater wear and are suitable for high-wear environments, making them ideal for high-pressure and high-wear environments.
  • Corrosion resistance: Some registrations have added elements to resist corrosion, the chromium content of which provides a protective layer that enhances rust and corrosion resistance and extends tool life.
  • High toughness: Providing a good balance between hardness and toughness, the combination of chromium, molybdenum and vanadium ensures that this steel can withstand heavy loads and shocks, reducing the possibility of cracking or deformation under stress.
  • Excellent hardness: With a hardness range of 58-60 HRC, it maintains its edge and shape, providing a long tool life and reducing maintenance needs.
  • Good dimensional stability: showing minimal deformation during heat treatment, this steel also maintains its shape and size, ensuring the accuracy and consistency of the manufacturing process.

Product Advantages

  • Extended Tool Life : Due to their high hardness and wear resistance, these steels reduce the frequency of tool replacement.
  • Cost Efficiency : Although initially more expensive, their durability reduces long-term costs.
  • Precision : They maintain sharp cutting edges, ensuring precision in manufacturing.
  • Versatility : Suitable for a wide range of applications, from cutting tools to dies and molds.

Products Applications

Cold work mold steels like Cr12Mo1V1 are used in various applications, including:

  • Cutting and Stamping Tools : Used in the manufacturing of tools that cut and shape materials.
  • Molds and Dies : Ideal for producing molds and dies for plastics and metals.
  • Molds and Dies : Ideal for producing molds and dies for plastics and metals.
  • Aerospace Industry : Parts that demand exceptional wear resistance and dimensional stability.
  • Industrial Machinery : Components that experience high levels of wear and tear.

Conclusion

Cr12Mo1V1 / T30402(UNS) / SKD11 / X155CrVMo121 / BD2 cold work mold steels are critical in industries that require materials with superior wear resistance, hardness, and toughness. Their unique properties and advantages make them indispensable in high-stress applications where precision and durability are paramount.

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