Hardened 440C Stainless Steel Ball 1 3/4" (1.75") Dia,

Description

Ø1.75" 440C Hardened stainless steel ball.  Weight is 12.4 ounces.
Will combine shipping with anything else that I sell.  Same-day shipping.
**Listing will end 1-2days early to avoid EBay's auto-renewal fee**
A 2" version of this sells for .86 on McMaster-Carr (see below)
In stock
.16 per pack of 1
9642K74
Material
440C Stainless Steel
Shape
Ball
Shape Type
Balls
Diameter
2"
Diameter Tolerance
-0.0001" to 0.0001"
Tolerance Rating
Tight
Yield Strength
Not Rated
Heat Treatment
Hardened
Hardness
Rockwell C60 (Very Hard)
Appearance
Mirror-Like
Temperature Range
Not Rated to 800° F
Specifications Met
AMS 5630
Magnetic Properties
Magnetic
Elongation
Not Rated
Material Composition
Iron
76.73-82.65%
Carbon
0.95-1.2%
Chromium
16-18%
Copper
0-0.5%
Manganese
0-1%
Molybdenum
0.4-0.75%
Nickel
0-0.75%
Phosphorus
0-0.04%
Silicon
0-1%
Sulfur
0-0.03%
Warning Message
Physical and mechanical properties are not guaranteed. They are intended only as a basis for comparison and not for design purposes.
REACH
REACH (EC 1907/2006) (07/16/2019, 201 SVHC) Compliant
RoHS
RoHS 3 (2015/863/EU) compliant
With a diameter that’s held to a close
tolerance,
this material is hardened for increased wear and abrasion
resistance.
440C is one of the hardest types of stainless steel after heat
treating.
This material maintains its corrosion resistance in temperatures up to
800° F.
Balls have a
reflective,
mirror-like
appearance.
By