Chemical Composition Base Element Fe (Iron) C (Carbon) 0.17 % (maximum) Cr (Chromium) 0.8 to 1.15 % Cu (Copper) 0.4 % (maximum) Fe (Iron) 96 to 98.3 % (estimate) Mn (Manganese) 0.4 to 0.65 % Mo (Molybdenum) 0.45 to 0.65 % Nb (Niobium) 0.02 % (maximum) Ni (Nickel) 0.4 % (maximum) P (Phosphorus) 0.03 % (maximum) S (Sulfur) 0.03 % (maximum) Si (Silicon) 0.4 % (maximum) Ti (Titanium) 0.03 % (maximum) V (Vanadium) 0.03 % (maximum) Composition Note Fe is listed as a Base element for this material, but its % value is not listed in the specification. The value shown is a calculated one. Mechanical Properties Yield Strength 4.7e6 lbf/ft^2 (minimum) Ultimate Tensile Strength 7.94e6 to 1.23e7 lbf/ft^2 Elongation 20 % strain (minimum) Other Information Material Class Ferrous Alloy Alloy Family Alloy Steel Alloy Group Chromium molybdenum steel Alloy Sub-Group Miscellaneous chromium molybdenum steel Country International Standards Body ISO (International) Description Steel plates and strip for pressure equipment with specified elevated temp properties; norm and tempered, t<=200 mm; mech props vary with treatment condition. Designation 14CrMo4-5 Specification Type Standard Specification ISO 9328-2 Specification Year 2004 Specification Status Active Specification Status Notes active 2004 Source Worldwide Guide to Equivalent Irons and Steels, 5th ed. ASM International 2006 Available forms Wrought Similar Alloys Click here to find similar alloys Links Organizations International Organization for Standardization (ISO)
No warranty is given for the accuracy of these data Copyright © 2024 ASM International®

Chemical Composition

Base Element

Fe (Iron)

C (Carbon)

0.17

% (maximum)

Cr (Chromium)

0.8 to 1.15

Cu (Copper)

0.4

% (maximum)

Fe (Iron)

96 to 98.3

% (estimate)

Mn (Manganese)

0.4 to 0.65

Mo (Molybdenum)

0.45 to 0.65

Nb (Niobium)

0.02

% (maximum)

Ni (Nickel)

0.4

% (maximum)

P (Phosphorus)

0.03

% (maximum)

S (Sulfur)

0.03

% (maximum)

Si (Silicon)

0.4

% (maximum)

Ti (Titanium)

0.03

% (maximum)

V (Vanadium)

0.03

% (maximum)

Composition Note

Fe is listed as a Base element for this material, but its % value is not listed in the specification. The value shown is a calculated one.

Mechanical Properties

Yield Strength

4.7e6

lbf/ft^2 (minimum)

Ultimate Tensile Strength

7.94e6 to 1.23e7

lbf/ft^2

Elongation

% strain (minimum)

Other Information

Material Class

Ferrous Alloy

Alloy Family

Alloy Steel

Alloy Group

Chromium molybdenum steel

Alloy Sub-Group

Miscellaneous chromium molybdenum steel

Country

International

Standards Body

ISO (International)

Description

Steel plates and strip for pressure equipment with specified elevated temp properties; norm and tempered, t<=200 mm; mech props vary with treatment condition.