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Magnesium Alloy EN-MC21110-F vs EN-MC21110-T6

Magnesium Alloy · EN-MC21110 temper comparison

EN-MC21110-F and EN-MC21110-T6 are two conditions of the same magnesium alloy grade, EN-MC21110: F (as fabricated) versus T6 (solution heat treated and artificially aged). The chemistry is identical, so every difference below comes from the condition. EN-MC21110-T6 is the stronger of the two: yield strength 145 MPa (21 ksi) against 110 MPa (16 ksi) for EN-MC21110-F, about 32% more; tensile strength follows at 275 MPa (39.9 ksi) vs 200 MPa (29 ksi). EN-MC21110-T6 is harder — 70 HB against 65 HB for EN-MC21110-F — which matters for wear surfaces and threads. On the shop floor, EN-MC21110-F welds better (65 vs 55 out of 100).

EN-MC21110-FChoose it when it will be welded.

EN-MC21110-T6Choose it when strength drives the design, or when surface hardness matters.

EN-MC21110-F vs EN-MC21110-T6: properties

EN-MC21110-FEN-MC21110-T6

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Tensile Strength (Ultimate)

200 MPa29 ksi
275 MPa39.9 ksi

Yield Strength (0.2% offset)

110 MPa16 ksi
145 MPa21 ksi

Fatigue Strength (Endurance Limit)

80 MPa11.6 ksi
95 MPa13.8 ksi

Charpy V-Notch Impact (RT)

2 J1.5 ft·lbf
2 J1.2 ft·lbf

Hardness, Brinell

65 HB
70 HB

Hardness, Vickers

70 HV
75 HV

Same in both: Elastic (Young's) Modulus 45 GPa6.5 Msi · Shear Modulus 17 GPa2.5 Msi · Bulk Modulus 45 GPa6.5 Msi · Poisson's Ratio 0.35 · Elongation at Break 3% · Compressive Strength 320 MPa46.4 ksi · Shear Strength 140 MPa20.3 ksi · Fracture Toughness (K_IC) 12 MPa·√m10.9 ksi·√in

Physical

Density and transition temperatures.

Same in both: Density 1.81 g/cm³0.07 lb/in³ · Melting Point (Solidus) 470°C878 °F · Liquidus Temperature 595°C1,103 °F

Thermal

How each material carries heat and how hot it can run.

Max Service Temperature (continuous)

120°C248 °F
130°C266 °F

Same in both: Thermal Conductivity 72 W/m·K41.6 BTU/hr·ft·°F · Specific Heat Capacity 1,020 J/kg·K0.24 BTU/lb·°F · Thermal Expansion (CTE, 20–100 °C) 26 µm/m·K14.4 µin/in·°F · Latent Heat of Fusion 373 J/g160 BTU/lb · Min Service Temperature -60°C-76 °F

Electrical

Conductivity and insulation.

Same in both: Electrical Conductivity 12 % IACS · Electrical Resistivity 1.4×10⁻⁷ Ω·m5.51 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Corrosion Resistance

30 / 100
32 / 100

Same in both: Galvanic Potential (seawater, vs SCE) -1.55 V

Manufacturability

FabDigit workshop ratings (0–100 scores) — how each material behaves on the machine.

Machinability

95 / 100
97 / 100

Weldability

65 / 100
55 / 100

Same in both: Machinability Rating (AISI 1212 = 100 %) 400% · Formability (cold) 15 / 100 · Castability 92 / 100 · Brazeability / Solderability 25 / 100 · Polishability 55 / 100

Sustainability

Primary-production footprint per kilogram.

Same in both: Embodied Energy (primary production) 300 MJ/kg128,977 BTU/lb · Embodied Carbon (primary production) 32 kg CO₂/kg · Embodied Water 500 L/kg59.9 gal/lb · Typical Recycled Content 30%

Strength versus weight

Yield strength against density for every magnesium alloy grade in the FabDigit library; the compared grades are highlighted. Up and left is stronger for its weight.

701001502001.41.51.61.71.8Density (g/cm³)Yield strength (MPa) — log scaleEN-MC21110

EN-MC21110-F vs EN-MC21110-T6 — frequently asked

Is EN-MC21110-T6 stronger than EN-MC21110-F?

Yes. EN-MC21110-T6 has a typical yield strength of 145 MPa (21 ksi) against 110 MPa (16 ksi) for EN-MC21110-F — about 32% more. Tensile strength is 275 MPa (39.9 ksi) vs 200 MPa (29 ksi).

Which condition does FabDigit quote by default, F or T6?

F is the default EN-MC21110 condition in the FabDigit quote flow. The other condition is available on request or by drawing note — specify it in the material field or the part notes and the quote is priced for it.

Which welds better, EN-MC21110-F or EN-MC21110-T6?

EN-MC21110-F. Its weldability rates good (65/100) against good (55/100) for EN-MC21110-T6.

Ready to make it?

Upload a CAD file and FabDigit prices the part in EN-MC21110-F and EN-MC21110-T6 side by side — material, machining time, tolerance and finish in one quote. Certified material data ships with the order on request.

Typical handbook values for the conditions named above, normalised for comparison. Hardness on non-Brinell scales is converted approximately for charting only. Request certified data with your order for design-critical properties.