Martensitic hardened stainless steel balls,they feature good hardness,corrosion resistance ,wear and abrasion resistance. Balls are provided in passivate.

Applications：special bearings,anti-friction bearings, special pumps,recirculating balls,lighters,pens,automotive seatbelts&components.

Material: stainless steel

Size: 25.4mm (1")

Precision: G100-G1000

International Standards

CHN: 4Cr13

USA: 420C

GER: 1.4034

FRA: Z34C14

ITA: X46Cr13

RUS: 40Kh13

Chemical Composition

C: 0.43-0.50%

Si: 1.00% max

Mn: 1.00% max

P: 0.040% max

S: 0.030% max

Cr: 12.5-14.5%

Technical data

Hardness: 52-60 HRC

Ultimate compressive strength: 1700-1900MPa

Service temperature: 0 to 400ºC

Mechanical properties

Tensile strength: 275,000 psi

Density: 0.280 lbs/cu.in

Physical characteristic

Good corrosion resistance

Heat-resistance

Martens tic material

How to inquire

When ordering balls, please specify the following:

Nominal ball diameter

Type of material

Precision grade

Quantity

Payment terms

All standard steel balls are always in stock and ready for immediate off-the-shelf delivery

If your application calls for customized balls, send us your specifications and we’ll glady meet them