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Powder Metallurgy

Powder Metallurgy Steels: superior performance, long-term reliability.
Steels produced through powder metallurgy represent a technologically advanced solution for those seeking high performance and long-term reliability. Unlike traditional melting processes, this technology starts from selected metal powders that are compacted and sintered, resulting in materials with an extremely uniform and controlled internal structure. The result is a “cleaner” steel, with fewer internal defects and consistent characteristics throughout the entire section.
These properties translate into concrete advantages for the user: greater wear resistance, improved machinability, dimensional stability, and superior performance even in the most demanding applications. Furthermore, the ability to design custom alloys allows for optimizing each solution according to the final application, improving the efficiency and competitiveness of the finished product.

ALLOYS HANDLED
WEIGHT PERCENT BY ELEMENT, %
DIN EN ISO ASTM / AISI Innovator Designation C Mn Si P max S max Cr W Mo V Co
HS 12-1-4-5-PM (1.3202-PM) T15-PM – 1,30-1,45 max 0.40 max 0.45 0,030 0,030 3,80-4,50 11,50-12,50 0,70-1,00 3,50-4,00 4,50-5,00
HS 10-4-3-10-PM (1.3207-PM) T42-PM – 1,20-1,35 max 0.40 max 0.45 0,030 0,030 3,80-4,50 9,00-10,00 3,20-3,90 3,00-3,50 9,50-10,50
HS 6-5-2-8-PM (1.3222-PM) M36-PM ASP 2030 / CPM Rex45 / S590-PM 1,40-1,50 0,20-0,40 0,20-0,40 0,030 0,030 4,00-4,50 6,00-6,70 4,70-5,20 2,20-2,60 7,50-8,50
HS 6-5-2-5-PM (1.3243-PM) – – 0,87-0,95 max 0.40 max 0.45 0,030 0,030 3,80-4,50 5,90-6,70 4,70-5,20 1,70-2,10 4,50-5,00
HS 2-9-1-8-PM (1.3247-PM) M42-PM – 1,05-1,15 max 0.40 max 0.70 0,030 0,030 3,50-4,50 1,20-1,30 9,00-10,00 0,90-1,30 7,50-8,50
HS 18-1-2-5-PM (1.3255-PM) T4-PM – 0,75-0,83 max 0.40 max 0.45 0,030 0,030 3,80-4,50 17,50-18,50 0,50-0,80 1,40-1,70 4,50-5,00
HS 12-1-4-PM (1.3302-PM) – – 1,20-1,35 max 0.40 max 0.45 0,030 0,030 3,80-4,50 11,50-12,50 0,70-1,00 3,50-4,00 max 0.50
HS 12-1-2-PM (1.3318-PM) – – 0,90-1,00 max 0.40 max 0.45 0,030 0,030 3,80-4,50 11,50-12,50 0,70-1,00 2,30-2,60 max 0.50
HS 6-5-2C-PM (1.3343-PM) M2-PM – 0,86-0,94 max 0.40 max 0.45 0,030 0,030 3,80-4,50 5,90-6,70 4,70-5,20 1,70-2,10 max 0.50
HS 6-5-3-PM (1.3344-PM) M3-PM ASP 2023 / S790-PM 1,15-1,25 max 0.40 max 0.45 0,030 0,030 3,80-4,50 5,90-6,70 4,70-5,20 2,70-3,20 max 0.50
HS 2-9-1-PM (1.3346-PM) M1-PM – 0,78-0,86 max 0.40 max 0.45 0,030 0,030 3,50-4,20 1,50-2,00 8,00-9,20 1,00-1,30 max 0.50
HS 18-0-1-PM (1.3355-PM) T1-PM – 0,73-0,83 max 0.40 max 0.45 0,030 0,030 3,80-4,50 17,20-18,70 max 1.00 1,00-1,20 max 0.50
– – S390-PM (Böhler) 1,55-1,65 0,20-0,40 0,20-0,40 0,030 0,030 4,50-5,10 10,00-10,80 1,80-2,20 4,60-5,00 7,70-8,30
HS 10-5-3-9-PM M48-PM – 1,42-1,52 0,15-0,40 0,15-0,40 0,030 0,030 3,50-4,00 9,50-10,50 4,75-5,50 2,75-3,25 8,00-10,00
– – ASP 2053 (Erasteel) 2,35-2,65 max 0.40 max 0.45 0,030 0,030 4,00-4,40 4,00-4,40 2,90-3,30 7,70-8,30 max 0.50
HS 6-7-6-10-PM (1.3241-PM) – ASP 2060 (Erasteel) 2,15-2,45 max 0.40 max 0.45 0,030 0,030 4,00-4,40 6,20-6,80 6,70-7,30 6,20-6,80 10,20-10,80
HS 0-4-1-PM (1.3551-PM) M50-PM – 0,78-0,88 0,15-0,45 0,20-0,60 0,030 0,030 3,75-4,50 max 0.30 3,90-4,75 0,80-1,25 max 0.50
HS 2-9-2-PM (1.3348-PM) M7-PM – 0,97-1,05 0,15-0,40 0,20-0,55 0,030 0,030 3,50-4,00 1,40-2,10 8,20-9,20 1,75-2,25 max 0.50
HS 6-5-4-PM (1.3351-PM) M4-PM S690-PM (Böhler) 1,25-1,40 0,15-0,40 0,20-0,45 0,030 0,030 3,75-4,75 5,25-6,50 4,25-5,50 3,75-4,50 max 0.50
HS 12-6-5-PM M61-PM – 1,75-1,85 0,25-0,50 0,20-0,45 0,030 0,090 3,50-4,25 12,00-13,00 6,00-6,75 4,50-5,25 max 1.00
Powder Metallurgy Steels: superior performance, long-term reliability.

Steels produced through powder metallurgy represent a technologically advanced solution for those seeking high performance and long-term reliability. Unlike traditional melting processes, this technology starts from selected metal powders that are compacted and sintered, resulting in materials with an extremely uniform and controlled internal structure. The result is a “cleaner” steel, with fewer internal defects and consistent characteristics throughout the entire section.

These properties translate into concrete advantages for the user: greater wear resistance, improved machinability, dimensional stability, and superior performance even in the most demanding applications. Furthermore, the ability to design custom alloys allows for optimizing each solution according to the final application, improving the efficiency and competitiveness of the finished product.

Typical Applications

PM steels are used in numerous high-performance mechanical applications, where reliability and durability are critical factors:

  • Cutting tools (milling cutters, drills, industrial blades).
  • Molds for plastics and cold forming.
  • Components for stamping and blanking.
  • High-strength gears and transmission components.
  • Parts subject to severe wear or abrasion in industrial environments.

In many cases, these steels represent an evolution of traditional grades: even when there is no direct correspondence, they can be considered improved versions of high-speed steels and tool steels (hot work, cold work, plastic mold), offering a superior combination of wear resistance, toughness, and operational stability.

Technology Comparison
Characteristic Traditional melting steels PM steels
(powder metallurgy)
Process Melting and solidification Compaction and sintering
Internal structure Possible segregations and defects Homogeneous and controlled
Mechanical properties Variable Consistent and repeatable
Wear resistance Good Very high
Machinability Standard Improved
Alloy customization Limited High