Steel grade datasheet

15-5PH, UNS 15500, 1.4545, X5CrNiCuNb15-5

15-5PH, UNS 15500, 1.4545, X5CrNiCuNb15-5 martensitic precipitation hardened, chromium-nickel-copper stainless steel 15-5PH, 1.4545, UNS S15500, X5CrNiCuNb15-5 , AMS 5659, AMS 5826, AMS 5862, ASTM A564 (XM-12), ASTM A693 (XM-12), ASTM A705 (XM-12), SA 564, SA 693, A705 used in fabricated parts in high pressure corrosive environments including gears, valves, fittings, fasteners and shafts and in aircraft components.

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What is 15-5PH, 1.4545 grade steel?

15-5PH, UNS 15500, 1.4545, X5CrNiCuNb15-5 martensitic precipitation hardened, chromium-nickel-copper stainless steel 15-5PH, 1.4545, UNS S15500, X5CrNiCuNb15-5 , AMS 5659, AMS 5826, AMS 5862, ASTM A564 (XM-12), ASTM A693 (XM-12), ASTM A705 (XM-12), SA 564, SA 693, A705


15-5PH, UNS 15500, 1.4545, X5CrNiCuNb15-5 high-alloy stainless stee, has transverse toughness and ductility, hardness capability, excellent mechanical properties, strength and hardness, good strength and corrosion resistance, environmental resistance including acetic acid, stitle, nitric acid or sodium hydroxide at low concentrations. 15-5PH Stainless steels are known as high-alloy steels with good corrosion resistance thanks to the large amounts of chromium available in these steels. Most of the stainless steels contain about 10% of chromium.


15-5PH, UNS 15500, 1.4545, X5CrNiCuNb15-5 is mainly used in the aerospace industry for particularly heavy-duty parts and components of machinery exposed to corrosive and loading environments, petrochemical, chemical, food and paper industries. AMS 5659, AMS 5826, AMS 5862, ASTM A564 (XM-12), ASTM A693 (XM-12), ASTM A705 (XM-12), SA 564, SA 693, A705, SIEMENS 802 242 98, SIEMENS 802 246 98

  • AMS 5659 (Bar & Forgings)
  • AMS 5862 (Sheet / Plate)
  • ASTM A564 (Grade XM-12)
  • ASTM A705 (Grade XM-12)
  • ASME SA564
  • Boeing BMS 7-240
  • Boeing BMS 7-351
  • SPP Canada Aircraft SPPCA-EN-SOW-0036 (Capability)
  • Liebherr LAT 1-9037
  • AMS-STD-2154 (Ultrasonic Inspection)

Chemical Composition

GradeChemical Composition WT %
CMnSiPSCrNiMoCuNbTiN
ASTM 15-5PHMax 0.07Max 0.7Max 1.0Max 0.035Max 0.03014.5-15.54.5-5.5-2.5-3.20.15-0.35-Max 0.05
1.4545, X5CrNiCuNb15-5Max 0.07Max 1.0Max 1.0Max 0.030Max 0.01514.0-15.53.5-5.5Max 0.52.5-4.5Max 0.45--
AMS UNS S15500Max 0.07Max 1.0Max 1.0Max 0.030Max 0.01514.0-15.53.5-5.5Max 0.52.5-4.50.15-0.45--
A693 XM-12Max 0.07Max 1.0Max 1.0Max 0.040Max 0.03014.0-15.53.5-5.5-2.5-4.50.15-0.45--

Mechanical Properties

UNS S15500(15Cr - 4.5Ni - 0.30Cb (Nb) - 3.5C) - Minimum tensile properties, inch/pound units - AMS 5659

  • H900 Specimen Orientation - Longitudinal / Transverse
    • Tensile Strength Rm Ksi: 190 / 190
    • Yield Strength at 0.2% Offset Ksi: 170 / 170
    • Elongation in 2 Inches or 4D %: 10 / 6
    • Reduction of Area %: 35 / 20
  • H925 Specimen Orientation - Longitudinal / Transverse
    • Tensile Strength Rm Ksi: 170 / 170
    • Yield Strength at 0.2% Offset Ksi: 155 / 155
    • Elongation in 2 Inches or 4D %: 10 / 7
    • Reduction of Area %: 38 / 25
  • H1025 Specimen Orientation - Longitudinal / Transverse
    • Tensile Strength Rm Ksi: 155 / 155
    • Yield Strength at 0.2% Offset Ksi: 145 / 145
    • Elongation in 2 Inches or 4D %: 12 / 8
    • Reduction of Area %: 45 / 32
  • H1025 Specimen Orientation - Longitudinal / Transverse
    • Tensile Strength Rm Ksi: 145 / 145
    • Yield Strength at 0.2% Offset Ksi: 125 / 125
    • Elongation in 2 Inches or 4D %: 13 / 9
    • Reduction of Area %: 45 / 33
  • H1100 Specimen Orientation - Longitudinal / Transverse
    • Tensile Strength Rm Ksi: 140 / 140
    • Yield Strength at 0.2% Offset Ksi: 115 / 115
    • Elongation in 2 Inches or 4D %: 14 / 10
    • Reduction of Area %: 45 / 34
  • H1150 Specimen Orientation - Longitudinal / Transverse
    • Tensile Strength Rm Ksi: 135 / 135
    • Yield Strength at 0.2% Offset Ksi: 105 / 105
    • Elongation in 2 Inches or 4D %: 16 / 11
    • Reduction of Area %: 50 / 34
Condition Ultimate Tensile Strength (ksi)0.2 % Yield Strength (ksi)Elongation % in 2D% Reduction of AreaRockwell C Hardness
Cond A----363 HB max
H9001901701035388-444
H9251701551038375-429
H10251551451245331-401
H10751451251345311-375
H11001401151445302-363
H11501351051650277-352

XM-12 Bars, Wire, Forgings, Rings, Extrusions Mechanical properties acc. to AMS 5659:

  • +H900
    • Tensile strength, Rm: Min 1170 MPa
    • Yield point, Re: Min 1000 MPa
    • Elongation, A: Min 5%
    • HB Hardness: Min 375
  • +H925
    • Tensile strength, Rm: Min 1205 MPa
    • Yield point, Re: Min 1035 MPa
    • Elongation, A: Min 5%
    • HB Hardness: Min 375
  • +H1025
    • Tensile strength, Rm: Min 1035 MPa
    • Yield point, Re: Min 965 MPa
    • Elongation, A: Min 9%
    • HB Hardness: Min 311
  • +H1075
    • Tensile strength, Rm: Min 1000 MPa
    • Yield point, Re: Min 795 MPa
    • Elongation, A: Min 9%
    • HB Hardness: Min 277
  • +H1100
    • Tensile strength, Rm: Min 930 MPa
    • Yield point, Re: Min 760 MPa
    • Elongation, A: Min 9%
    • HB Hardness: Min 269
  • +H1150
    • Tensile strength, Rm: Min 860 MPa
    • Yield point, Re: Min 670 MPa
    • Elongation, A: Min 10%
    • HB Hardness: Min 269
  • +H1150M
    • HB Hardness: Min 310
  • +H1150DBL
    • HB Hardness: Min 310

15-5PH Plate/Sheet Mechanical Properties - AMS 5862

Material
Ultimate Tensile Strength (ksi)0.2 % Yield Strength (ksi)Elongation % in 2D% Reduction of AreaRockwell C Hardness
Alloy 15-5 PH Sheet/Plate AMS 5862Cond A----38 max
Alloy 15-5 PH Sheet/Plate AMS 5862H9001901705-40-47
Alloy 15-5 PH Sheet/Plate AMS 5862H9251701555-38-45
Alloy 15-5 PH Sheet/Plate AMS 5862H10251551455-35-42
Alloy 15-5 PH Sheet/Plate AMS 5862H10751451255-33-39
Alloy 15-5 PH Sheet/Plate AMS 5862H11001401155-32-38
Alloy 15-5 PH Sheet/Plate AMS 5862H11501351058-28-37

Physical Properties

PropertiesMetricImperial
Thermal expansion co-efficient (@-73.0-21.0°C/-99.4-69.8°F)10.4 µm/m°C5.78 µin/in°F
Thermal conductivity (@150°C/302°F)17.8 W/mK124 BTU in/hr.ft².°F

Heat Treatment

UNS S15500 Precipitation heat treating parameters

  • Condition H900
    • Temperature: 900°F ±10°F (482°C ±6°C)
    • Time: 1 hour + 15 minutes, -0
  • Condition H925
    • Temperature: 925°F ±10°F (496°C ±6°C)
    • Time: 4 hours + 30 minutes, -0
  • Condition H1025
    • Temperature: 1025°F ±10°F (552°C ±6°C)
    • Time: 4 hours + 30 minutes, -0
  • Condition H1075
    • Temperature: 1075°F ±10°F (579°C ±6°C)
    • Time: 4 hours + 30 minutes, -0
  • Condition H1100
    • Temperature: 1100°F ±10°F (593°C ±6°C)
    • Time: 4 hours + 30 minutes, -0
  • Condition H1150
    • Temperature: 1150°F ±10°F (621°C ±6°C)
    • Time: 4 hours + 30 minutes, -0

Welding

UNS S15500 is welded by shielded fusion or resistance methods and AWS E/ER630 is the filler metal used for this process.

Machining

UNS S15500 can be machined in all attainable conditions and machining in H1150M is recommended for this alloy to obtain best tool life.

What is 15-5PH, 1.4545 equivalent to?

DIN 1.4545, 1.4545.4, 1.4545.9, AISI XM-12, AMS XM-12, EN X5CrNiCu15-5, EN 1.4545, AMS 5346, AMS 5347, AMS 5348, AMS 5356, AMS 5357, AMS 5400, A747 Type 15-5, J92110, SA 747 Type 15-5, CB7Cu-2, A959 grade XM-12, 15Cr-5Ni, 15-5 ,15-5PH, 15-5 PH, UNS S15500, AMS 5658, AMS 5659, AMS 5826, AMS 5862, AMS 5750, A 564 Type XM-12, A 694 grade XM-12, A 705 grade XM-12, 1.4545, X5CrNiCuNb15-5, X3CrNiCuNb15-5-4, Acidur 4545, N701, SF 15/5, 05Cr15Ni5Cu4Nb, Z5CNU15-05, EZ7CNU15.05, Z 5 CNU 15-05, PH15-5, XM-12, UNS S15500, 15Cr-5Ni, DIN X4CrNiCuNb164, X5CrNiCu15-5, DIN 1.4540, DIN 1.4545, SAE 15-5

Frequently Asked Questions about 15-5PH, 1.4545

Common questions about 15-5PH, 1.4545 steel grade, properties, equivalents, and ordering from Longhai Steel.

What is 15-5PH, 1.4545 grade steel?
15-5PH, 1.4545 is a special steel grade supplied by Longhai Steel: 15-5PH, UNS 15500, 1.4545, X5CrNiCuNb15-5 martensitic precipitation hardened, chromium-nickel-copper stainless steel 15-5PH, 1.4545, UNS S15500, X5CrNiCuNb15-5 , AMS 5659, AMS 5826, AMS 5862, ASTM A564 (XM-12), ASTM A693 (XM-12), ASTM A705 (XM-12), SA 564, SA 693, A705 used in fabricated parts in high pressure corrosive environments including gears, valves, fittings, fasteners and shafts and in aircraft components.
What is the chemical composition of 15-5PH, 1.4545?
The chemical composition of 15-5PH, 1.4545 is listed on this datasheet page and in the downloadable PDF.
What is 15-5PH, 1.4545 equivalent to?
Equivalent and similar grades for 15-5PH, 1.4545 are listed in the Similar or equivalents steel grade section on this page.
How can I get a quote for 15-5PH, 1.4545?
Email [email protected] with size, quantity, and delivery requirements.