ALUMINIUM BRONZE

CuAl9Ni5Fe4 - CuAl9Ni3Fe2

GAM MM11

Round bars - Hexagon - Square or Flat, Sheets

Drawn, Extruded or Forged bars, Rolled sheets

STANDARDS

GAM MM11
GAM MM12
GAM MM13
NFA 51 116
DIN 17665
CHEMICAL COMPOSITION
  Cu Al Zn Ni Fe Si Mn Sn Pb Cd Other
CuAl9Ni5Fe4
GAM MM11
ou NFA 51 116		 Remainder 8.5/10.1 ≤ 0.3 4/5.5 3/5.5 ≤ 0.1 ≤ 1.5 ≤ 0.1 ≤ 0.05 ≤ 0.01 ≤ 0.1
CuAl9Ni3Fe2
GAM MM11
ou NFA 51 116		 Remainder 8.4/10.1 ≤ 0.3 2/4 1/3 ≤ 0.1 ≤ 1.5 ≤ 0.1 ≤ 0.05 ≤ 0.01 ≤ 0.1


MECHANICAL SPECIFICATIONS
CuAl9NiFe4
GAM MM11
or NFA 51 116		 Etat Round drawn Round forged Forged square/flat Six sides Rm
N/mm²		 Rp0.2
N/mm²		 A
%		 HB
Brinell		 resilience
KCU
j/cm²
M2 or O 6 to 25mm   from 10x10 to 25x25 mm   650/760 ≥ 280 ≥ 15 ≥ 165 ≥ 25
from 26 to 50mm   from 26x26 to 50x50 mm   650/760 ≥ 270 ≥ 16 ≥ 160 ≥ 25
from 51 to 80mm   from 51x51 to 80x8 mm   650/740 ≥ 250 ≥ 16 ≥ 155 ≥ 25
  ∅ > 80mm > 80x80mm   610/730 ≥ 250 ≥ 18 ≥ 152 ≥ 25
CuAl9Ni3Fe2
GAM MM11
or NFA 51 116		 M2 or O         500/600 ≥ 180 115/150 115/150 ≥ 55
H 6 to 25mm   from 10x10 to 25x25 mm from 8 to 25 sides 640/760 ≥ 280 ≥ 165 ≥ 165 ≥ 25
from 26 to 50mm   from 26x26 to 50x50 mm from 26 to 50 mm 640/760 ≥ 270 ≥ 160 ≥ 160 ≥ 25
from 51 to 80mm   from 51x51 to 80x8 mm from 51 to 70 mm 640/760 ≥ 270 ≥ 155 ≥ 155 ≥ 25
H3   ∅ > 80mm > 80x80mm   ≥610 ≥ 270 ≥ 152 ≥ 152 ≥ 12
SIZE RANGE
CuAl9Ni5Fe4
GAM MM11
or NFA 51 116		 Round forged From dia 8 to 80 mm
from 81 to 400 mm
Square/Flat forged On request
Sheet rolled
SIZ RANGE
CuAl9Ni5Fe4
GAM MM11
or NFA 51 116		 Round drawn
forged		 From dia 8 to 80 mm
From 81 to 400 mm
Hexagon drawn From dia 7 to 70 mm
Square/flat forged On request
Sheet rolled
POSSIBILITY OF SPECIAL FORGE PRODUCTION GAM MM13 : CONTACT US
PROPERTIES
CuAl9Ni5Fe4 very good resistance to saline corrosion
Very good for friction in high load and temperature conditions

USES
Marine parts
Connectors
Bolts
Joints
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2 rue Jean Grandel
F-95100 Argenteuil
FRANCE
Phone : +33 (0)1 39 47 60 00
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