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  • Nickel Silver & Phosphor Bronze

Nickel Silver & Phosphor Bronze

Chemical Component Standard Table
Type of
Product
No.
of Alloy
Cu Pb Fe Zn P Sn Cu +
Sn + P
Mn Ni
Nickel Silver No. 1
(Elasticity)
KS C7701 54.0 ~ 58.0 0.10↓ 0.25↓ Remainder       0 ~ 0.50 16.5 ~ 19.5
Nickel Silver No. 2 KS C7521 62.0 ~ 66.0 0.10↓ 0.25↓ Remainder       0 ~ 0.50 16.5 ~ 19.5
Nickel Silver No. 3 KS C7541 60.0 ~ 64.0 0.10↓ 0.25↓ Remainder       0 ~ 0.50 12.5 ~ 15.5
Nickel Silver No. 4 ASTM C7610 59.0 ~ 65.0 0.030↓ 0.15↓ Remainder       0 ~ 0.50 9.5 ~ 10.5
Nickel Silver No. 5 KS C7451 63.0 ~ 67.0 0.10↓ 0.25↓ Remainder       0 ~ 0.50 9.0 ~ 11.0
Nickel Silver No. 6 ASTM C7670 55.0 ~ 58.0 0.030↓ 0.15↓ Remainder       0 ~ 0.50 14.5 ~ 15.5
Special No. 22 NSW 22 53.0 ~ 56.0 0.030↓ 0.15↓ Remainder       0 ~ 0.50 20.0 ~ 24.0
Ni-12% Coin C7620 59.0 ~ 65.0 0.020↓ 0.10↓ Remainder          
Ni-6.8% Coin SM6 67.0 ~ 69.0 0.020↓ 0.10↓ Remainder          
Nickel Silver
Wire No.21
Ni-18%
NSW21
52.0 ~ 58.0 0.050↓ 0.15↓ Remainder          
Nickel Silver
Plate No. 21
Ni-22%
NSP21
48.0 ~ 54.0 0.050↓ 0.15↓ Remainder          
S N P SNP, R 63.0 ~ 66.0 0.4 ~ 0.5 0.10↓ 23.0 ~ 24.0          
Phosphor Bronze No. 1 KS C5102 Remainder       4.5 ~ 5.5        
Phosphor Bronze No. 2 KS C5191 Remainder       0.03 ~ 0.35        
Company Standard Table of Mechanical Properties
Type of
Product
Symbol of Alloy Tensile Strength
(㎏f/m㎡)
Elongation Rate (E/L) Vickers Hardness (Hv)
O 1/2H H O 1/2H H O 1/2H H
Nickel Silver No. 1 C7701B   43 ~ 68 63 ~ 77         150↑ 160↑
C7701W 45 ~ 65 65 ~ 80 78↑            
C7701P.R 42 ~ 56 55 ~ 67 64 ~ 75 20↑ 8↑ 4↑ 90 ~ 145 150 ~ 210 180 ~ 240
Nickel Silver No. 2 C7521B   50 ~ 65 60 ~ 70         145↑ 145↑
C7521W 41 ~ 50 60 ~ 70 68↑ 20↑          
C7521P.R 39 ~ 46 45 ~ 58 55↑ 20↑ 5↑ 3↑ 90 ~ 135 145 ~ 180 160↑
Nickel Silver No. 3 C7541B   45 ~ 60 58 ~ 72         135↑ 150↑
C7541W 40 ~ 48 59 ~ 68 65↑            
C7541P.R 39 ~ 46 42 ~ 55 50↑ 20↑ 5↑ 3↑ 90 ~ 125 140 ~ 170 135↑
Nickel Silver No. 4 C7610W 35 ~ 50     20↑          
Nickel Silver No. 5 C7451P.R 33 ~ 45 40 ~ 52   20↑ 5↑   90 ~ 125 105 ~ 155  
Nickel Silver No. 6 C7670P.R 35 ~ 50 47 ~ 58 50↑ 20↑ 5↑ 3↑ 90 ~ 130 160 ~ 190 180 ~ 240
Special No. 22 NSW 22 52 ~ 65 72 ~ 85 76↑            
NSP.R 22 40 ~ 60 58 ~ 75 70↑ 20↑ 5↑ 3↑ 90 ~ 150 150 ~ 210 180↑
Ni-12% C7620P.R   37 ~ 52     5↑     110 ~ 140  
Ni-6.8% S M 6   37 ~ 52     5↑     110 ~ 125  
NSW.P21 NSW21 52 ~ 70 75 ~ 85 80↑            
85
NSP21 45 ~ 65 60 ~ 80 70↑ 20↑ 5↑ 3↑ 90 ~ 150 160 ~ 220 190↑
Free-Cutting
Sheet ,Coil
SNP,R 36↑   38↑       92 ~ 135 150 ~ 180 165 ~ 185
Phosphor Bronze No. 1 C5102B   50↑ 55↑   13↑       150↑
C5102W 31 ~ 43 60 ~ 75 65↑            
Phosphor Bronze No. 2 C5191B   52↑ 65↑   13↑ 10↑   150↑ 180↑
C5191W 32 ~ 47 65 ~ 80 85↑            
Range of Production
Type of
Product
Symbol
of Alloy
Diameter
(mm)
Thickness
(mm)
Width
(mm)
Length
(mm)
Tensile Force
(㎏f/m㎡)
Elongation Rate
(E/L)
Vickers Hardness
(Hv)
Nickel Silver No. 1 C7701B 1.3 ~ 6.0     1,000 ~ 2,000 45 ~ 60   130 ~ 220
C7701W 0.7 ~ 6.0       45 ~ 80   105 ~ 210
C7701P.R   0.1 ~ 3.0 12 ~ 380 1,200-Coil 44 ~ 80 4 ~ 30 105 ~ 230
Nickel Silver No. 2 C7521B 1.3 ~ 6.0     1,000 ~ 2,000 43 ~ 68   130 ~ 195
C7521W 0.7 ~ 6.0       38 ~ 72   100 ~ 195
C7521P.R   0.1 ~ 4.0 12 ~ 380 1,200-Coil 38 ~ 62 3 ~ 40 100 ~ 200
Nickel Silver No. 3 C7541B 1.3 ~ 6.0     1,000 ~ 2,000 40 ~ 72   135 ~ 190
C7541W 0.7 ~ 6.0       38 ~ 70   100 ~ 190
C7541P.R   0.1 ~ 4.0 12 ~380 1,200-Coil 37 ~ 60 3 ~ 40 100 ~ 195
Nickel Silver No. 4 C7610W 0.7 ~ 15.7       37 ~ 55   100 ~ 130
Nickel Silver No. 5 C7451P.R   0.1 ~ 4.0 12 ~ 380 1,200-Coil 35 ~ 52 3 ~ 40 98 ~ 180
Nickel Silver No. 6 C7670P.R   0.1 ~ 4.0 12 ~ 380 1,200-Coil 37 ~ 62 3 ~ 40 98 ~ 210
Special No. 22 NSW 22 0.7 ~ 6.0       52 ~ 87   110 ~ 230
NSP.R22   0.1 ~ 4.0 12 ~ 380 1,200-Coil 40 ~ 80 3 ~ 35 110 ~ 230
Ni-12% C7620P.R   0.1 ~ 4.0 12 ~ 380 1,200-Coil 37 ~ 60 5 ~ 35 100 ~ 180
Ni-6.8% S M 6   0.1 ~ 4.0 12 ~ 380 1,200-Coil 37 ~ 60 5 ~ 35 95 ~ 175
NSW, P21 NSW21 0.7 ~ 6.0       52 ~ 85   110 ~ 235
NSP21   0.1 ~ 4.0 12 ~ 380 1,200-Coil 45 ~ 85 3 ~ 35 110 ~ 230
Free-cutting Sheet, Coil SNP,R   1.6 ~ 3.0 12 ~ 380 1,200 - Coil 44 ~ 55 3 ~ 20 110 ~ 190
Phosphor Brass No. 1 C5102B 1.3 ~ 6.0     1,000 ~ 2,000 51 ~ 60 10 ~ 20 135 ~ 210
C5102W 0.7 ~ 6.0       31 ~ 65   95 ~ 200
Phosphor Brass No. 2 C5191B 1.3 ~ 6.0   12 ~ 380 1,000 ~ 2,000 51 ~ 60 3 ~ 20 100 ~ 230
C5191W 0.6 ~ 6.0       31 ~ 75   100 ~ 230
Lead Nickel-Silver
Standard Name Chemical Composition(%) Specification
Cu Ni Zn Pb Mn Fe
C7941 60 ~ 64 16.5 ~ 19.5 Rem 0.8 ~ 1.8 0 ~ 0.5 Max. 0.25 KS D5102
JIS H3270
ASTM B206
151
ISO 429-430
C79200 59 ~ 66.5 11 ~ 13 Rem 0.8 ~ 1.4 Max. 0.5 Max. 0.25
C78200 63 ~ 67 7 ~ 9 Rem 1.5 ~ 2.5 Max. 0.5 Max. 0.35
Chemical Composition/Copper and Copper-Alloy Rod & Bar
Classification Class Chemical Composition(%)
Cu Zn Pb Fe P Sn Mn Al
Tough Pitch 1 Min.99.9              
Phosphorus-Deoxidized 1A Min.99.9       0.004 ~ 0.015      
1B Min.99.9       0.015 ~ 0.040      
Brass 1 68.5 ~ 71.5 Remainder Max. 0.05 Max. 0.05        
2 63.0 ~ 67.0 Remainder Max. 0.05 Max. 0.05        
3 59.0 ~ 62.0 Remainder Max. 0.10 Max. 0.07        
Free-Cutting Brass Common Grade 1 59.0 ~ 63.0 Remainder 1.8 ~ 3.7 Max. 0.5   Max. Sn + Fe
1.2
   
Special Grade 1 59.0 ~ 63.0 Remainder 1.8 ~ 3.7 Max. 0.3   Max. Sn + Fe
0.5
   
Common Grade 2 57.0 ~ 61.0 Remainder 1.8 ~ 3.7 Max. 0.5   Max. Sn + Fe
1.2
   
Special Grade 2 57.0 ~ 61.0 Remainder 1.8 ~ 3.7 Max. 0.35   Max. Sn + Fe
0.6
   
Extra Free Cutting 56.0 ~ 60.0 Remainder 3.5 ~ 4.5 Max. 0.50   Max. Sn + Fe
1.2
   
Forging Brass 1 58.0 ~ 62.0 Remainder 0.25 ~ 1.2     Max. Sn + Fe
0.8
   
2 57.0 ~ 61.0 Remainder 1.0 ~ 2.5     Max. Sn + Fe
1.0
   
Naval Brass 1 61.0 ~ 64.0 Remainder Max. 0.3 Max. 0.20   0.7 ~ 1.5    
2 59.0 ~ 62.0 Remainder Max. 0.5 Max. 0.30   0.5 ~ 1.0    
Brass for Welding 2 56.0 ~ 60.5 Remainder Max. 0.50 0.10 ~ 1.0     0.50 ~2.5 0.20 ~2.0
3 55.0 ~ 59.0 Remainder Max. 0.50 0.20 ~ 1.5     1.0 ~ 3.0 0.20 ~ 2.0
Classification Class Specification
KS JIS ASTM BS DIN
Tough Pitch 1 D5101 H3250 B187 2874 C101
C102
1787 ECu58
ECu57
C1100 C1100 C11000
Phosphorus-Deoxidized 1A D5101 H3250 B152
C12000
2874 1787 SW-
Cu
C1201 C1201 C106
1B C1220 C1220 C12200 C106 SF - Cu
Brass 1 D5101 H3250 B36 C26000 2874 CZ106 17660
CuZn30
C2600 C2600 CZ109 CuZn40
C2700 C2700    
C2800 C2801    
2          
3          
Free-Cutting Brass Common
Grade 1
D5101 H3250 B16 2874 CZ124 17660
CuZn36
Pb1.5
C3602 C3602 C36000
     
C3601 C3601 C36000 CZ124 CuZn36
Pb1.5
Special Grade 1     C36000    
Common
Grade 2
D5101 H3250 B16 2874 CZ121 17660
CuZn39
Pb2
C3604 C3604 CZ121 17660
CuZn39
Pb2
C3603 C3603    
Special Grade 2     C36000    
Extra Free
Cutting
C3605 C3605 C36000 CZ121 CuZn37 Pb2
Forging Brass 1 D5101 H3250 B124 2874 17660
C3712 C3712 CZ123 CuZn39
Pb0.5
C3771 C3771   CuZn40 Pb2
2     C37700 CZ122  
Naval Brass 1 D5101 H3250 B21 2874 17660
C4622 C4622 C46200 CZ122 CuZn39Sn
2 C4641 C4641 C46400   CuZn39Sn
Brass for Welding 2 D5101 H3250   2874  
C6782 C6782 CZ114
3 C6783 C6783 CZ114
Mechanical Characteristics/Copper and Copper-Alloy Rod & Bar
Classification Class Specification Hardness Tension Test Hardness Test
New Old Thickness(mm) Tension
Strength
Elongation(%) Bickers Hv
kgf/mm2
Tough-Pitch
Copper
1 C1100B E TCuBE1 F Min. 6 Min. 20 Min. 25  
C1100B D TCuBD1 O 6 ~ 75 Min. 20 Min. 30
      6 ~ 20 Min. 25 Min. 15
    1/2H 25 ~ 50 Min. 23 Min. 20
      50 ~ 75 Min. 22 Min. 25
    H 6 ~ 25 Min. 28  
      25 ~ 50 Min. 25  
Phosphorus Deoxidized
Copper
1A C1201B E DCuBE1A F Min. 6 Min. 20 Min. 25  
C1201B D DCuBD1A O 6 ~ 75 Min. 20 Min. 30
      6 ~ 25 Min. 25 Min. 15
    1/2H 25 ~ 50 Min. 23 Min. 20
      50 ~ 50 Min. 22 Min. 25
    H 6 ~ 25 Min. 28  
1B C1220B E DCuBE2B   25 ~ 50 Min. 25  
C1220B D DCuBD2B        
Brass 1 C2600B E BsBE1 F Min. 6 Min. 28 Min. 35  
C2600B D BsBD1 O 6 ~ 75 Min. 28 Min. 45
    1/2H 6 ~ 50 Min. 36 Min. 20
    H 6 ~ 20 Min. 42  
2 C2700B E BsBE2 F Min. 6 Min. 30 Min. 30  
C2700B D BsBD2 O 6 ~ 75 Min. 30 Min. 40
    1/2H 6 ~ 50 Min. 36 Min. 20
    H 6 ~ 20 Min. 42  
3 C2800B E BsBE3 F Min. 6 Min. 32 Min. 25  
C2800B D BsBD3 O 6 ~ 75 Min. 32 Min. 35
    1/2H 6 ~ 50 Min. 38 Min. 15
    H 6 ~ 20 Min. 46  
Free-Cutting
Brass
Common Grade 1 C3602B E MBsBE1 F 6 ~ 75 Min. 32   Min. 75
C3602B D MBsBD1
Special Grade 1 C3601B E mMBsBE1S F Min. 6 Min. 30 Min. 15  
C3601B D MBsBD1S O 6 ~ 75 Min. 30 Min. 25  
    1/2H 6 ~ 50 Min. 35   Min.95
    H 6 ~ 20 Min. 46   Min. 130
Common Grade 2 C3604B E MBsBE2 F 6 ~ 75 Min. 34   Min. 80
C3604B D MBsBD2
Special C3603B E MBsBE2S F Min. 6 Min. 32 Min. 10  
Grade 2 C3603B D MBsBD2S O 6 ~ 75 Min. 32 Min. 20  
      1/2H 6 ~ 50 Min.37   Min. 100
      H 6 ~ 20 Min. 46   Min. 130
Extra Free-
Cutting
C3605B E   F 6 ~ 75 Min. 34   Min. 80
C3605 B D
Forging Brass 1 C3712B E FBsBE1 F Min. 6 Min. 32 Min. 15  
C3712B D FBsBD1
2 C3771B E FBsBE2 F Min. 6 Min. 32 Min. 15  
C3771B D FBsBD2
Naval Brass 1 C4622B E NBsBE1 F 6 ~ 50 Min. 35 Min. 20  
C4622B D NBsBD1 F 6 ~ 50 Min. 37 Min. 20  
2 C4641B E NBsBE2 F 6 ~ 50 Min. 35 Min. 20  
C4641B D NBsBD2 F 6 ~ 50 Min.38 Min.20  
Brass for
Welding
2 C6782B E HBsBD2 F 6 ~ 50 Min. 47 Min. 20  
C6782B D HBsBD2 F 6 ~ 50 Min. 50 Min. 15  
3 C6783B E HBsBE3 F 6 ~ 50 Min. 52 Min. 15  
C6783B D HBsBD3 F 6 ~ 50 Min. 55 Min. 12