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Steel A352 LCC vs GP240GH

Steel · grade comparison

Steel A352 LCC and GP240GH are both steel grades. A352 LCC is the stronger of the two: yield strength 315 MPa (45.7 ksi) against 270 MPa (39.2 ksi) for GP240GH, about 17% more; tensile strength follows at 525 MPa (76.1 ksi) vs 490 MPa (71.1 ksi). A352 LCC is harder — 155 HB against 145 HB for GP240GH — which matters for wear surfaces and threads.

A352 LCCChoose it when strength drives the design, or when surface hardness matters.

A352 LCC vs GP240GH: properties

A352 LCCGP240GH

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

202 GPa29.3 Msi
210 GPa30.5 Msi

Shear Modulus

79 GPa11.5 Msi
81 GPa11.7 Msi

Bulk Modulus

160 GPa23.2 Msi
165 GPa23.9 Msi

Tensile Strength (Ultimate)

525 MPa76.1 ksi
490 MPa71.1 ksi

Yield Strength (0.2% offset)

315 MPa45.7 ksi
270 MPa39.2 ksi

Elongation at Break

26%
25%

Reduction in Area

45%
42%

Compressive Strength

320 MPa46.4 ksi
265 MPa38.4 ksi

Shear Strength

380 MPa55.1 ksi
300 MPa43.5 ksi

Fatigue Strength (Endurance Limit)

230 MPa33.4 ksi
210 MPa30.5 ksi

Fracture Toughness (K_IC)

100 MPa·√m91 ksi·√in
85 MPa·√m77.4 ksi·√in

Charpy V-Notch Impact (RT)

60 J44.3 ft·lbf
48 J35.4 ft·lbf

Hardness, Brinell

155 HB
145 HB

Hardness, Rockwell B

84 HRB
78 HRB

Hardness, Vickers

—
152 HV

Same in both: Poisson's Ratio 0.29

Physical

Density and transition temperatures.

Same in both: Density 7.85 g/cm³0.28 lb/in³ · Melting Point (Solidus) 1,425°C2,597 °F · Liquidus Temperature 1,505°C2,741 °F

Thermal

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

Specific Heat Capacity

486 J/kg·K0.12 BTU/lb·°F
460 J/kg·K0.11 BTU/lb·°F

Thermal Expansion (CTE, 20–100 °C)

11.9 µm/m·K6.6 µin/in·°F
12 µm/m·K6.7 µin/in·°F

Latent Heat of Fusion

270 J/g116 BTU/lb
250 J/g107 BTU/lb

Min Service Temperature

-46°C-51 °F
-20°C-4 °F

Same in both: Thermal Conductivity 50 W/m·K28.9 BTU/hr·ft·°F · Max Service Temperature (continuous) 425°C797 °F

Electrical

Conductivity and insulation.

Same in both: Electrical Conductivity 10 % IACS · Electrical Resistivity 1.7×10⁻⁷ Ω·m6.69 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

-0.62 V
-0.6 V

Same in both: Corrosion Resistance 12 / 100

Manufacturability

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

Machinability

63 / 100
60 / 100

Machinability Rating (AISI 1212 = 100 %)

72%
70%

Weldability

80 / 100
85 / 100

Castability

75 / 100
80 / 100

Brazeability / Solderability

60 / 100
55 / 100

Polishability

45 / 100
50 / 100

Same in both: Formability (cold) 20 / 100

Sustainability

Primary-production footprint per kilogram.

Typical Recycled Content

85%
75%

Same in both: Embodied Energy (primary production) 24 MJ/kg10,318 BTU/lb · Embodied Carbon (primary production) 1.9 kg CO₂/kg · Embodied Water 45 L/kg5.4 gal/lb

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

67 kN·m/kg
62 kN·m/kg

Specific Stiffness (E / density)

25.7 MN·m/kg
26.8 MN·m/kg

Modulus of Resilience

246 kJ/m³
174 kJ/m³

Thermal Diffusivity

13.1 mm²/s
13.8 mm²/s

Thermal Shock Resistance Index

11
10

Strength versus weight

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

2005001,0002,0007.588.5Density (g/cm³)Yield strength (MPa) — log scaleA352 LCCGP240GH

Manufacturing and finishing

CapabilityA352 LCCGP240GH
Default condition——
Relative cost$$ Standard$$ Standard
Min. machined wall——
Best machined surface——

Both take the same 9 finishes: Copper Plating, Electroless Nickel (EN), Epoxy Coating, Gold Plating, Hard Chrome Plating, Manganese Phosphate, Plasma Spray, Silver Plating, Zinc Phosphate.

A352 LCC vs GP240GH — frequently asked

Is A352 LCC stronger than GP240GH?

Yes. A352 LCC has a typical yield strength of 315 MPa (45.7 ksi) against 270 MPa (39.2 ksi) for GP240GH — about 17% more. Tensile strength is 525 MPa (76.1 ksi) vs 490 MPa (71.1 ksi).

Which is cheaper, A352 LCC or GP240GH?

Both sit in the same relative cost tier ($$, standard); the part price will be decided by machining time, tolerance and quantity rather than by the material.

Which welds better, A352 LCC or GP240GH?

GP240GH. Its weldability rates excellent (85/100) against very good (80/100) for A352 LCC.

Ready to make it?

Upload a CAD file and FabDigit prices the part in A352 LCC and GP240GH 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.