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UNS S32550 vs LDX 2101 ( 1.4507 vs 1.4162 )

UNS S32550 vs LDX 2101 ( 1.4507 vs 1.4162 )

PropertyUNS S32550 (1.4507 / F61)LDX 2101 (1.4162 / S32101)
COMPOSITION (%)
Cr (chromium)24 – 2721 – 22
Ni (nickel)4.5 – 6.51.35 – 1.7
Mo (molybdenum)2.9 – 3.90.1 – 0.8
N (nitrogen)0.1 – 0.250.2 – 0.25
Cu (copper)1.5 – 2.50.1 – 0.8
Mn (manganese)0 – 1.54 – 6
W (tungsten)——
PHYSICAL
Density (g/cm3)7.73 – 7.827.69 – 7.76
MECHANICAL
Young’s Modulus (GPa)195 – 205195 – 205
Yield Strength (MPa)520 – 580480 – 600
Tensile Strength (MPa)730 – 810700 – 840
Elongation (% strain)23 – 2735 – 38
Hardness – Brinell (HB)240 – 264222 – 233
Hardness – Rockwell C2821 – 22
Fatigue Strength @ 10^7 (MPa)246 – 271470 – 530
Fracture Toughness (MPa*m^0.5)192 – 212144 – 176
THERMAL
Melting Point (C)1400 – 14501400 – 1450
Max Service Temp (C)335 – 365335 – 365
Min Service Temp (C)-60 – -50-60 – -50
Thermal Conductivity (W/m*C)13.3 – 1714.4 – 15.6
CORROSION RESISTANCE
PREN35.2 – 43.924.5 – 28.6
Pitting & Crevice CorrosionVery High (>40)Medium (20-30)
Stress Corrosion CrackingSusceptibleSlightly Susceptible
Sea WaterExcellentGood
Sour Oil & GasGoodGood
PROCESSING
Machining Speed (m/min)16.523.8
WeldabilityGood (MIG/plasma/SAW/TIG: Excellent)Good (MIG/plasma/SAW/TIG: Good)
Metal CastingUnsuitableUnsuitable
Metal Hot FormingAcceptableAcceptable
Carbon Equivalency1.12 – 1.480.866 – 1.12
NOTES
Generation / Notes2nd generation duplex—
Typical Uses——
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
Wrought · Duplex
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