Metal Plate

Copper and copper alloys

PHOSPHOR BRONZE

Phosphor Bronze Symbol: Type 1 (C5102), Type 2 (C5191), Type 3 (C5210)
Characteristics: It is a metal containing 4.5% to 9% Sn in Cu and has high toughness and malleability, so it is used in areas that require spring and elasticity. Excellent elasticity, wear resistance, chemical resistance

Manufacturing range Specifications: 0.2mm(t)~2.0mm(t), 1.5mm(w)~250w

Classification PHOSPHOR BRONZE
C5102 C5191 C5210
Chemical Composition(%) Cu Balance
Sn:4.5-5.5
P:0.03-0.35
Cu balance
Sn:5.5-7.0
P:0.03-0.35
Cu Balance
Sn:7.0-9.0
P:0.03-0.35
Pb≤0.05, Fe≤0.1
Specific Gravity(gm/cm³) 8.9 8.8 8.8
Expansion Conductivity(10-6/°C) 17.8 18 18.2
Thermal Conductivity(W/(m·k)) 71 67 63
Electrical Conductivity(%IACS, 20°C) 15 13 11
Tensile Strength
(kgf/mm²)
O 31MIN - -
1/4H 38-48 42-48 -
1/2H 48-58 52-58 52-58
3/4H - - -
H 58-68 62-68 62-68
EH 63MIN 66-72 71-77
SH - 74MIN 78MIN
Elongation(%) O 40MIN - -
1/4H 28MIN 40MIN -
1/2H 15MIN 30MIN 30MIN
3/4H - - 25MIN
H 7MIN 25MIN -
EH 4MIN 10MIN 15MIN
SH - 2MIN 11MIN
Vicker Hardness O - - -
1/4H 90-1230 120-140 -
1/2H 130-170 160-175 165-185
3/4H - - -
H 170-190 180-200 190-210
EH 190MIN 200-230 220-230
SH - 220MIN 230MIN

COPPER

OFC(Oxygen Free Copper) Symbol: C1020,C1020
Characteristics: Excellent electrical and thermal conductivity, high formability, hydrogen embrittlement, good weldability, solderability, excellent processability

Manufacturing range Specifications: 0.03mm(t)~2.0mm(t), 1.5mm(w)~250w

Classification HIGH CONCUTIVITY & ELECTRIC COPPER
C1020 C1100 C1201 C1220
Chemical Composition(%) Cu:99.96min
O₂:≤0.01
Cu:99.90min
O₂:0.02-0.045
Cu:99.90min
O₂:0.004-0.015
Cu:99.90min
O₂:0.015-0.04
Specific Gravity(gm/cm³) 8.94 8.94 8.94 8.94
Expansion Conductivity(10-6/°C) 17.7 17.7 17.7 17.7
Thermal Conductivity(W/(m·k)) 391 391 364 339
Electrical Conductivity(%IACS, 20°C) 101 100 90 85
Tensile Strength
(kgf/mm²)
O 23-26 23-26 23-26 23-26
1/4H 26-28 26-28 26-28 26-28
1/2H 29-32 29-32 29-32 29-32
3/4H - - - -
H 32MIN 32MIN 32MIN 32MIN
Elongation(%) O 40MIN 40MIN 40MIN 40MIN
1/4H 32MIN 32MIN 32MIN 32MIN
1/2H 20-30 20-30 20-30 20-30
3/4H - - - -
H - - - -
Vicker Hardness O 70MAX 70MAX 70MAX 70MAX
1/4H 70-85 70-85 70-85 70-85
1/2H 85-105 85-105 85-105 85-105
3/4H - - - -
H 105MIN 105MIN 105MIN 105MIN

BRASS

BRASS Symbol: Type 1 (C2600), Type 2 A (C2680), Type 2 B (C2720)
Characteristics: Metal containing 30-40% Zn in Cu, excellent drawability, malleability, high strength and corrosion resistance

Manufacturing range Specifications: 0.2mm(t)~2.0mm(t), 1.5mm(w)~250w

Classification BRASS
C2600 C2680 C2720
Chemical Composition(%) Cu:69.5-71.5
Zn Balance
Pb:≤0.07
Fe:≤0.05
Cu:64.0-68.0
Zn Balance
Pb:≤0.07
Fe:≤0.05
Cu:64.0-68.0
Zn Balance
Pb:≤0.07
Fe:≤0.05
Specific Gravity(gm/cm³) 8.55 8.47 8.47
Expansion Conductivity(10-6/°C) 18 18 18
Thermal Conductivity(W/(m·k)) 121 177 177
Electrical Conductivity(%IACS, 20°C) 28 28 27
Tensile Strength
(kgf/mm²)
O 37MAX 37MAX 37MAX
1/4H 37-39 37-39 37-39
1/2H 39-44 39-44 39-44
3/4H - - -
H 45-50 45-50 45-50
EH 51MIN 51MIN 51MIN
Elongation(%) O 52MIN 52MIN 52MIN
1/4H 49MIN 49MIN 49MIN
1/2H 28-38 28-38 28-38
3/4H - - -
H 16-24 16-24 16-24
EH 5-15 5-15 5-15
Vicker Hardness O 90MAX 90MAX 90MAX
1/4H 90-120 90-120 90-120
1/2H 125-140 125-140 125-140
3/4H - - -
H 145-160 145-160 145-160
EH 165-180 165-180 165-180