AISI 204 Cu Stainless Steel Balls

AISI 204 Cu Stainless Steel Balls

AISI 204 Cu Stainless Steel Balls

This material is austenitic stainless steel, these balls have good workability. As a standard practice at the Tolia Group all stainless steel balls are supplied in a passivated condition.

Applications :
  • Switches
  • Low Cost Applications
  • Electrical Components
Chemical composition
%C %Si %Mn %P %S %Cr %Ni %Cu %N
0.15 max 1.00 max 6.50-9.00 0.100 max 0.030 max 14.00-17.50 1.50-3.50 1.80-4.00 0.050-0.250
International Standards and material codes
UK USA GER FRA ITA
X8CrMnCuNB17-8-3 204 Cu 1.4597 X8CrMnCuNB17-8-3 X8CrMnCuNB17-8-3
Technical Properties
Property Type U.o.M. Values U.o.M. Values
Hardness Mechanical [HRC] 25 - 45 - -
Ultimate tensile strength Mechanical [MPa] 635 - 1195 [psix10^3] 92 - 173
Size Range
Product Size Range U.o.M. Grade Capabilities
Balls 3.00 mm to 40.00 mm [mm] GR.60 to GR.2000 as per any International standard.

Comparison Chart- Material Corrosion Resistance

Material

 CORROSION RESISTANCE
Air Water Food Liquor Dilute Acid Conc. Acid Chemical
Industrial Atmosphere Salt Air Wet Steam Domestic Water Sea Water Food Product Fruit & Veg. Juice Dairy Product Hot Sulfate Dye HCL H2SO4 HNO3 Phosphoric H2SO4 HNO3 Phosphoric Ammonia Alkaline Salt
AISI-E-52100 3 ← 4 4 ← ← ← ← ← ← ← ← ← ← ← ← ← 2 3
AISI-420 2 4 1 1 ← 3 3 2 ← 3 ← ← ← ← ← ← ← 2 3
AISI 420C 2 4 1 1 ← 3 3 2 ← 3 ← ← ← ← ← ← ← 2 3
AISI 440C 2 3 2 2 ← 2 2 3 ← 4 ← ← ← ← ← ← ← 3 2
AISI 304/302 2 1 1 1 1 1 2 2 1 4 2 2 2 2 😑 2 2 1 1
AISI 316 2 1 1 1 1 1 1 1 2 4 ← 2 1 2 1 1 1 1 2
AISI 1085 3 ← 4 4 ← ← ← ← ← ← ← ← ← ← ← ← ← 2 3

1=Excellent 2 = Good 3 = Fair 4 = Poor

← Will not withstand corrosion

😑 Varies

* = satisfactory only over 75% concentration

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