Home >Products > Non-ferrous meta

Products

Non-ferrous meta

Brass

  • Brass is alloy based on copper and zinc.
  • It has good liquidity and is widely used for general machine parts, electronics and
    electric products, decoration, drainage, and construction
  • Brass changes its mechanical characteristics and uses depending on the copper, zinc, Pb, and other components
  • Chemical features
    • Chemical features
      stock availability
      Product name type Chemical properties (%) related standards
      Cu Zn Pb Fe Sn Al As Mn other KS JIS ASTM
      Brass 1 68.5~
      71.5      		 remainder Less than
      0.07      		 Less than
      0.05      		           D5301
      C2600      		 H3300
      C2600      		 B135
      C26000
      2 63.0~
      67.0      		 remainder Less than
      0.07      		 Less than
      0.05      		           C2700 C2700 C27000
      3 59.0~
      63.0      		 remainder Less than
      0.01      		 Less than
      0.07      		           C2800 C2800 C2800
      brass for
      steam condener      		 1 70.0~
      73.0      		 remainder Less than
      0.07      		 Less than
      0.06      		 0.9~
      1.2      		   0.02~
      0.06      		     D5301
      C4430      		 H3300
      C4430      		 B111
      C44300
      2 76.0~
      79.0      		 remainder Less than
      0.07      		     1.8~
      2.5      		 0.02~
      0.06      		   SI
      0.2~0.5      		 C6871 C6871 C68700
      3 76.0~
      79.0      		 remainder Less than
      0.07      		           NI:0.2~1
      CR:Less than 0.1      		 C6872 C6872 C68700
      4 76.0~
      79.0      		 remainder Less than
      0.07      		             C6870 C6870 C68700
      free cutting
      brass      		 1 types
      commonality      		 59.0~
      63.0      		 remainder 1.8~
      3.7      		 Less than
      0.5      		 SN+FE
      Less than 1.2      		         D5101
      C3602      		 H3300
      C3602      		 B135
      C36000
      1 types
      Special      		 59.0~
      63.0      		 remainder 1.8~
      3.7      		 less than
      0.3      		 SN+FE
      Less than 0.5      		         C3601 C3601  
      2 types
      commonality      		 57.0~
      61.0      		 remainder 1.8~
      3.7      		 Less than
      0.5      		 SN+FE
      lower than 1.2      		         C3604 C3604 B16
      C36000
      2 types
      Special      		 57.0~
      61.0      		 remainder 1.8~
      3.7      		 less than
      0.35      		 SN+FE
      lower than 0.6      		         C3603 C3603  
      leaded high brass 58.0~
      62.0      		 remainder 0.6~
      1.2      		 less than
      0.1      		           D5201
      C3710      		 H3100
      C3710      		  
      forging brass 1 58.0~
      62.0      		 remainder 0.25~
      1.2      		 SN+FE
      less than 0.8      		         D5201
      C3712      		 H3250
      C3712      		 B124
      C3770
      2 57.0~
      61.0      		 remainder 1.0~
      2.5      		   SN+FE
      less than 1.0      		         C3771 C3771 B21
      C46200
      naval brass 1 61.0~
      64.0      		 remainder less than
      0.3      		 less than
      0.2      		 0.7~
      1.5      		         D5101
      C4622      		 H3250
      C3622      		 C46400
      2 57.0~
      62.0      		 remainder less than
      0.5      		 less than
      0.3      		 0.5~
      1.0      		         C4641 C4641
      high-strength brass 2 56.0~
      60.5      		 remainder less than
      0.5      		 0.1~
      1.0      		   0.2~
      2.0      		   0.5~
      2.5      		   D5101
      C6782      		 H3250
      C6782      		  
      3 55.0~
      59.0      		 remainder less than
      0.5      		 0.2~
      1.5      		   0.2~
      2.0      		   1.0~
      3.0      		   C6783 C6783  
      German silver 1 70.0~
      75.0      		 remainder less than
      0.1      		 less than
      0.25      		       less than
      0.5      		 NI:16.5~
      19.5      		 D5506
      C7351      		 H3110
      C7351      		 B122
      C73500
      2 62.0~
      68.0      		 remainder less than
      0.1      		           NI:8.5~
      11.5      		 C7451 C7451 C74500
      3 61.0~
      67.0      		 remainder less than
      0.1      		           NI:16.5~
      19.5      		 C7521 C7521 C75200
      4 59.0~
      65.0      		 remainder             NI:12.5~
      15.5      		 C7541 C7541  
      aluminum brass 2 76~
      79      		 remainder less than
      0.07      		 less than
      0.06      		   1.8~
      2.5      		 0.02~
      0.06      		          
      3 76~
      79      		 remainder less than
      0.07      		         less than
      0.2      		 NI:0.2~1.0      
      4 76~
      79      		 remainder less than
      0.07      		           NI:0.2~0.5      
      musical instrument
      and light brass      		 61~
      65      		 remainder 0.1~
      1.0      		   0.7~
      1.5      		     0.05~
      1.0      		        
      curpo-nickel 1 remainder less than
      0.05      		 less than
      0.05      		 1~
      1.8      		       0.2~
      1.0      		 NI:9.0~1.0 D5201
      C7060      		 H3100
      C7060      		 B171
      C70600
      2 remainder less than
      0.05      		 less than
      0.05      		 0.4~
      0.7      		       0.2~
      1.0      		 NI:29.0~
      33.0      		 C7150 C7150 C71500
  • Mechanical features
    • Mechanical features
      Mechanical features
      Product name type sign quality tensile test hardness test
      new sign previous sign outside diameter(mm) tensile strength Kgf/mm² Elongation% VH(HV) Crowell(HR)
      Brass 1 C2600 BSB1 F more than 6 more than 28 more than 35    
      O 6-75   45   less than 40
      1/2H 6-50 more than 36 20   more than 53
      H 6-20 42     more than 70
      2 C2700 BSB2 F more than 6 30 30    
      O 6-75   40   less than 40
      1/2H 6-50 36 20   more than 53
      H 6-20 42     more than 70
      3 C2800 BSB3 F more than 6 32 25    
      O 6-75 32 35   more than 55
      1/2H 6-50 38 15    
      H 6-20 46      
      free cutting brass 1 types commonality C3602 MBSB1 F 6-75 32   more than 75  
      1 types special C3601 MBSB1 F more than 6 30 15    
      O 6-75   25    
      1/2H 6-50 35   95  
      H 6-20 46   130  
      2 types ommonality C3604 MBSB2 F 6-75 34   80  
      2 types special C3603 MBSB2 F more than 6 32 10    
      O 6-75 32 20    
      1/2H 6-50 37   100  
      H 6-20 46   130  
      leaded high brass C3710 PBBS 1/4H 0.3-10 38-47 20    
      1/2H   43-52 13    
      H   more than 48      
      forging brass 1 C3712 FBSB1 F more than 6 32 15    
      2 C3771 FBSB2 F          
      naval brass 1 C4622 NBSB1 F 6-50 35 20    
      2 C4641 NBSB2 F 6-50 35 20    
      high-strength brass 2 C6782 HBSB2 F 6-50 52 15    
      3 C6783 HBSB3 F   55 15    
      German silver 1 C7351 NS1 O 0.-5 33 20    
      2 C7451 NS4 1/2H 0.5-5 40-52 5 more than 0.15t
      more than 105      		  
      3 C7521 NS2 O 0.3-5 more than 38 20    
      1/2H   45-58 5 more than 120  
      H   more than 55 3 more than 140  
      4 C5741 NS3 O   36 20    
      1/2H   42-55 5 more than 110  
      H   more than 50 3 more than 135  
      curpo-nickel 1 C7060 CNP1 F 0.5-50 28 30    
      3 C7150 CNP3 F 0.5-50 35 35    
      brass for steam condener 1 C4430 BSPF1 O 5-250 315 30    
      2 C6871 BSPF2 O 5-250 355 40    
      3 C6872 BSPF3 O   355      
      4 C6870 BSPF4 O