Jethete M-152

Alloy Steel M152

Material Data Sheet

Jethete® M-152 is a nitrogen-bearing, hardenable 12% chromium martensitic stainless steel with high strength at higher temperatures and excellent creep and corrosion resistance. It is supplied as hardened and tempered steel with very good toughness, creep-rupture properties, and temper resistance at temperatures up to 1040° F (560° C).

Jethete® M-152 also shows high notch tolerance, a good thermal expansion coefficient, and it maintains constant feeds and speeds when machined. Due to its excellent mechanical properties at higher temperatures and good machining properties, Jethete® M-152 can be used in high-stress environments such as turbine blades and discs in the aerospace industry. It is also used in screws, shafts, bolts, and rings that used these high heat environments.

Thanks to its outstanding creep rupture strength, Jethete® M-152 also finds use in mechanical parts, mechanical gears, and drilling equipment. Jethete® M-152 is similar to M-151 in most ways, with the difference being that the latter is mostly used for welding.

Chemical Composition
Element Content (%)
Iron, Fe 80.0
Chromium, Cr 11 – 12.50
Nickel, Ni 2.0 – 3.0
Molybdenum, Mo ≤ 2.00
Manganese, Mn ≤ 0.90
Vanadium, V ≤ 0.40
Silicon, Si ≤ 0.35
Carbon, C ≤ 0.13
Nitrogen, N ≤ 0.04
Phosphorus, P ≤ 0.03
Sulfur, S ≤ 0.025
Physical Properties
Properties Metric Imperial
Density 7.75 g/cm³ 0.293 lbs/in³
Melting Point 1450°C 2650°F
Mechanical Properties
Properties Metric Imperial
Hardness, Brinell 326 326
Hardness, Knoop 354 354
Hardness, Rockwell C 35 35
Hardness, Vickers 341 341
Tensile Strength, Ultimate 1104 MPa 160000 psi
Tensile Strength, Yield 966 MPa 140000 psi
Elongation at Break 20% 20%
Reduction of Area 70% 7 0%
Applications
  • High heat bolts
  • Gas turbine parts
  • Fasteners
  • Drilling equipment
  • Mechanical gears
  • Aircraft landing gear
  • Turbine blades
  • Mechanical parts
  • Rings and structural components for land-based turbines
Specifications
  • AMS 5718
  •  AMS 5719
  •  ASTM A-565 (XM-32)
  •  GE B50A948
  •  GE C50TF68A
  • BS S151
  • BS S159
  • MSRR 6503
  • MSRR 6504
  • MSRR 6514
  • AMS 5719
  • DTD 5066
  • WS 1.4933
  • WS 1.4938
  • WS 1.4939
  • Z12CNDV12
  • AECMA FE-PM37
  • UNS S64152

Key Words: Jethete® M152, M-152, m 152

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