COPPER BASE ALLOY ROUND & SQUARE WIRE GUIDE

NOTE: This information is presented for alloy comparison purposes and is not intended for use as purchasing specifications. The user shall employ such information at their own discretion and risk.
  BERYLLIUM COPPER BRASS PHOSPHOR BRONZE Cu-Ni-Sn
Alloy No. C172 C260 C510 C725
ASTM Spec. No. B197 B134 B159 B122
NOMINAL COMPOSITION 98.1 Cu 1.9 Be 70 Cu 30 Zn 94.9 Cu 5 Sn 0.1 P
Grade A 5%
88.2 Cu 9.5 Ni 2.3 Sn
DENSITY
Lbs. Per cu. In. at 680 F
0.298 0.308 0.32 0.321
MOD. OF ELAST.
x106 PSI, tension
17 16 16 20
ELECT. COND.
%IACS at 680F (200C)
19 28 15 11
THERM. COND.
BTU per hr.-ft,0F at 680F
62 70 40 31
TENSILE STRENGTH x 1000 PSI YIELD STRENGTH x 1000 PSI
(Nominal 0.2% offset or range)
ANNEALED
(TB00)-Age Hardenable
58-78 48-54 43-58 60 Min
20-60 16-23 15-28 ----
(TF00 / AT)-Age Hardened 165-190 N/A N/A N/A
145-175      
1/8 HARD   50-65    
  46 Min    
1/4 HARD
(TD01)-Age Hardenable
90-115 62-77 60-76 65-80
70-95 57 Min 52-68 ----
(TH01 / 1/4HT)-Age Hardened 175-205 N/A N/A N/A
160-190      
1/2 HARD
(TD02)-Age Hardenable
110-135 79-94 80-97 75-90
90-110 65 Min 75-92 ----
(TH02 / 1/2HT)-Age Hardened 185-215 N/A N/A N/A
170-200      
3/4 HARD
(TD03 )-Age Hardenable
130-155 92-107 96-115 80-95
110-135 70 Min 91-110 ----
(TH03 / 3/4HT)-Age Hardened 190-230 N/A N/A N/A
175-205      
HARD
(TD04)-Age Hardenable
140-165 102-117 108-128 95-110
120-160 70 Min 103-122 ----
(TH04 / HT)-Age Hardened 195-230 N/A N/A N/A
180-210      
FIVE NUMBERS HARD
(TD05)-Age Hardenable
150-175 N/A N/A N/A
145-170      
(TH05 / Five Nos. Hard & Aged)-Age Hardened 200-230 N/A N/A N/A
185-215      
EXTRA HARD
(TD06)-Age Hardenable
155-180 115-129 ----  
150-175 70 Min ----  
(TH06 / Extra Hard & Aged)-Age Hardened 205-235 N/A N/A N/A
190-220      
SPRING   120 Min 130-150 110-125
  70 Min 125-145 ----
EXTRA SPRING   ---- ----  
  ---- ----  
SUPER SPRING       115-130
      ----
ELONGATION in 4D. % Min. (Values are generally size dependent)
ANNEALED
(TD00)-Age Hardenable
35 56 58 35
1/8 HARD   35    
1/4 HARD
(TD01)-Age Hardenable
10 20 24 ----
1/2 HARD
(TD02)-Age Hardenable
5 8 8 ----
3/4 HARD
(TD03)-Age Hardenable
2 5 6 ----
HARD
(TD04)-Age Hardenable
1 5 ---- ----
FIVE NUMBERS HARD
(TD05)-Age Hardenable
----      
EXTRA HARD
(TD06)-Age Hardenable
---- ---- ----  
SPRING ---- ---- ---- ----
EXTRA SPRING ---- ---- ----  
SUPER SPRING ----     ----

* NOTE: Alloys use standard english temper designations except Beryllium Coppers which also use tempers in parenthesis ( ). N/A not applicable. Manufacturer's laboratory or published data.





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