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UNS S32550 vs ASTM CD-4MCu

UNS S32550 vs ASTM CD-4MCu

PropertyUNS S32550 (1.4507 / F61)ASTM CD-4MCu (J93370 · Cast)
COMPOSITION (%)
Cr (chromium)24 – 2724.5 – 26.5
Ni (nickel)4.5 – 6.54.75 – 6
Mo (molybdenum)2.9 – 3.91.75 – 2.25
N (nitrogen)0.1 – 0.25—
Cu (copper)1.5 – 2.52.75 – 3.25
Mn (manganese)0 – 1.50 – 1
W (tungsten)——
PHYSICAL
Density (g/cm3)7.73 – 7.827.7 – 7.8
MECHANICAL
Young’s Modulus (GPa)195 – 205195 – 205
Yield Strength (MPa)520 – 580505 – 620
Tensile Strength (MPa)730 – 810670 – 820
Elongation (% strain)23 – 2730 – 40
Hardness – Brinell (HB)240 – 264228 – 258
Hardness – Rockwell C2821 – 26
Fatigue Strength @ 10^7 (MPa)246 – 271323 – 373
Fracture Toughness (MPa*m^0.5)192 – 21251 – 112
THERMAL
Melting Point (C)1400 – 14501460 – 1500
Max Service Temp (C)335 – 365746 – 770
Min Service Temp (C)-60 – -50-23 – -3
Thermal Conductivity (W/m*C)13.3 – 1715 – 16
CORROSION RESISTANCE
PREN35.2 – 43.930.3 – 33.9
Pitting & Crevice CorrosionVery High (>40)High (30-40)
Stress Corrosion CrackingSusceptibleSusceptible
Sea WaterExcellent—
Sour Oil & GasGood—
PROCESSING
Machining Speed (m/min)16.517.4
WeldabilityGood (MIG/plasma/SAW/TIG: Excellent)Good
Metal CastingUnsuitableLimited use
Metal Hot FormingAcceptableUnsuitable
Carbon Equivalency1.12 – 1.481.1 – 1.35
NOTES
Generation / Notes2nd generation duplexMust be used in solution annealed condition
Typical Uses—Chemicals industry, marine, water supply, power plant, pulp & paper manufacture, soap manufacture, textiles, transportation
Overview · All Grades
Duplex & Semi-Austenitic Stainless Steels
Material Group Page
Cast Grades
Water Quenched · Cast
ASTM CD-4MCu
Material Data Sheet
Wrought Grades
Wrought · Duplex
UNS S32003 / AL 2003
Material Data Sheet
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LDX 2101
Material Data Sheet
Wrought · Duplex
AISI 329
Material Data Sheet
Wrought · Duplex
AISI 2205
Material Data Sheet
Wrought · Duplex
UNS S32550
Material Data Sheet
Wrought · Duplex
UNS S32760
Material Data Sheet