Curated Engineering Evaluation

Intent: Comparison of high electrical conductivity busbar copper versus phosphorus-deoxidized plumbing, HVAC, and refrigeration tubing.

Material Comparison Engine

Compare verified materials with source-specific conditions, units, and property limits.

Material A (Baseline)

Heat Treatment / Temper Context:

Material B (Comparison)

Heat Treatment / Temper Context:

Temper & Metallurgical Context Qualification:The selected records contain different or missing source contexts. Values shown in separate rows are not directly matched. Typical and estimated values are not guaranteed minima; matching context alone does not establish interchangeability.

1. Identity, Classification & Standards

Parameter	C11000 ETP Copper	C12200 DHP Copper
Material Family	Copper Alloys	Copper Alloys
Subfamily	Pure Copper	Deoxidized Copper
UNS Designation	C11000	C12200
COMMERCIAL Designation	Electrolytic Tough Pitch	Deoxidized High Phosphorus Copper
SPECIFICATION Designation	ASTM B187/B187M	ASTM B224
CDA Designation	—	Alloy 122

2. Chemical Composition Limits (wt %)Source-specific limits and typical values

Element	C11000 ETP Copper	C12200 DHP Copper
Cu (Copper)	≥ 99.9%	≥ 99.9%
P (Phosphorus)	—	0.015 – 0.04%

3. Physical Properties

Property	C11000 ETP Copper	C12200 DHP Copper
Density · TYPICAL · 20 °CUnit: g/cm³	8.885–8.941 g/cm³	8.941 g/cm³
Specific Gravity · TYPICALUnit: —	8.91 —	— —

4. Contextual Mechanical PropertiesUnit: SI

Mechanical Parameter	C11000 ETP Copper1/2 Hard (H02)	C12200 DHP Copper1/2 Hard (H02)
Modulus of Elasticity in Tension · TYPICALUnit:	117210.9 MPa	117.2 GPa
Modulus of Rigidity · TYPICALUnit: MPa	44126.4 MPa	44126.4 MPa
Machinability Rating · TYPICALUnit: %	20 %	20 %
Forgeability Rating · TYPICALUnit: —	65 —	65 —
Tensile Strength · Flat Products · 0.04 in · 1/2 Hard (H02) · TYPICAL · 20 °CUnit: MPa	289.6 MPa	— MPa
Tensile Strength · Flat Products · 0.04 · 1/2 Hard (H02) · TYPICAL · 20 °CUnit: MPa	— MPa	289.6 MPa
Elongation · Flat Products · 0.04 in · 1/2 Hard (H02) · TYPICAL · 20 °CUnit: %	14 %	— %
Elongation · Flat Products · 0.04 · 1/2 Hard (H02) · TYPICAL · 20 °CUnit: %	— %	14 %
Shear Strength · Flat Products · 0.04 in · 1/2 Hard (H02) · TYPICAL · 20 °CUnit: MPa	179.3 MPa	— MPa
Shear Strength · Flat Products · 0.04 · 1/2 Hard (H02) · TYPICALUnit: MPa	— MPa	179.3 MPa
Fatigue Strength · Flat Products · 0.04 in · 1/2 Hard (H02) · TYPICAL · 20 °CUnit: MPa	89.6 MPa	— MPa
Fatigue Strength · Flat Products · 0.04 · 1/2 Hard (H02) · TYPICALUnit: MPa	— MPa	89.6 MPa

5. Electrical & Thermal Conductive Properties

Property	C11000 ETP Copper	C12200 DHP Copper
Electrical Conductivity · TYPICAL · 20 °CCategory: ELECTRICAL • Unit: % IACS	101 % IACS	85 % IACS
Liquidus Temperature · TYPICALCategory: THERMAL • Unit: °C	1082.8 °C	1082.8 °C
Solidus Temperature · TYPICALCategory: THERMAL • Unit: °C	1065 °C	— °C
Thermal Conductivity · TYPICAL · 20 °CCategory: THERMAL • Unit: W/(m·K)	391.15 W/(m·K)	339.22 W/(m·K)
Coefficient of Thermal Expansion (68-212°F) · TYPICALCategory: THERMAL • Unit: µm/(m·K)	16.92 µm/(m·K)	16.92 µm/(m·K)
Coefficient of Thermal Expansion (68-392°F) · TYPICALCategory: THERMAL • Unit: µm/(m·K)	17.28 µm/(m·K)	17.1 µm/(m·K)
Coefficient of Thermal Expansion (68-572°F) · TYPICALCategory: THERMAL • Unit: µm/(m·K)	17.64 µm/(m·K)	17.64 µm/(m·K)
Specific Heat Capacity · TYPICAL · 20 °CCategory: THERMAL • Unit: J/(kg·K)	385.2 J/(kg·K)	385.2 J/(kg·K)
Annealing Temperature Range · RANGECategory: THERMAL • Unit: °C	371.1–648.9 °C	398.9–648.9 °C
Hot Working Temperature Range · RANGECategory: THERMAL • Unit: °C	760–871.1 °C	— °C

6. Hardness Evaluation (Discrete Scales Preserved)No cross-scale mathematical conversion

Hardness Scale	C11000 ETP Copper	C12200 DHP Copper
Rockwell B Hardness · Flat Products · 0.04 in · 1/2 Hard (H02) · TYPICAL · 20 °C	40 HRB	—
Rockwell B Hardness · Flat Products · 0.04 · 1/2 Hard (H02) · TYPICAL	—	40 HRB
Rockwell F Hardness · Flat Products · 0.04 in · 1/2 Hard (H02) · TYPICAL · 20 °C	84 HRF	—
Rockwell F Hardness · Flat Products · 0.04 · 1/2 Hard (H02) · TYPICAL	—	84 HRF
Rockwell 30T Hardness · Flat Products · 0.04 in · 1/2 Hard (H02) · TYPICAL · 20 °C	50 HR30T	—
Rockwell 30T Hardness · Flat Products · 0.04 · 1/2 Hard (H02) · TYPICAL	—	50 HR30T

7. Fabrication & Processing Comparison

C11000 ETP Copper Characteristics:

Machinability: Machinability rating: 20% relative to free-cutting brass (C36000 = 100%). Forgeability rating: 65.

Weldability: Soldering: Excellent; Brazing: Good; Butt Welding: Good; Gas Shielded Arc Welding: Fair; Oxyacetylene Welding, Coated Metal Arc Welding, Spot Welding, and Seam Welding: Not Recommended.

Formability / Cold Working: Capacity for being cold worked: Excellent; Capacity for being hot formed: Excellent.

Heat Treatment & Annealing: Annealing temperature range: 371.1°C to 648.9°C (700°F - 1200°F). Hot working temperature range: 760.0°C to 871.1°C (1400°F - 1600°F).

C12200 DHP Copper Characteristics:

Machinability: Machinability rating: 20% relative to free-cutting brass (C36000 = 100%). Forgeability rating: 65.

Weldability: Soldering: Excellent; Brazing: Excellent; Oxyacetylene Welding: Good; Gas Shielded Arc Welding: Excellent; Coated Metal Arc Welding: Not Recommended; Spot Weld: Not Recommended; Seam Weld: Not Recommended; Butt Weld: Good

Formability / Cold Working: Capacity for Being Cold Worked: Excellent. Capacity for Being Hot Formed: Excellent.

Heat Treatment & Annealing: Annealing temperature range: 398.9°C to 648.9°C (750°F - 1200°F).

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