Grade 12Cr5Mo
Corresponding Standard NB /T 47008-2017
Carbon and Alloy Steel Forgings for Pressure Equipment
Classification Alloy Steel
12Cr5Mo Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo
Minimum Value - - - - - 4 - - 0.45
Maximum Value 0.15 0.5 0.6 0.025 0.015 6 0.5 0.2 0.65
12Cr5Mo Mechanical Properties
thickness
t
mm
Test Temperature Heat Treatment or Condition
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Impact Energy Absorption
KV2
J
t≤500 N+T or Q+T (Tempering Temperature ≥680°C) 590~760 ≥390 ≥18 20°C
≥47
t≤500 ≥355
≥340
≥330
≥325
≥320
≥315
≥305
≥285
≥255
12Cr5Mo Corresponding Standards(Same grade name, different standards)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!