15MM T303 Stainless Round

$19.76$102.66

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Specifications

Metric bearing quality T303 stainless round bars are great for bearing shaft or metric applications. Also known as “free-machining” stainless, T303 has good non-seizing properties and is the most machinable of the chromium-nickel stainless grades.

Mechanical Properties

Ultimate Tensile Strength 85,000-95,000
Yield Strength 30,000-40,000
Brinell Hardness 50-60
Elongation 45-55
Machinability and Weldability
Machinability is rated at 78% of B1112. Average cutting speed 130 ft/min. 303 has only low to fair welding properties. 303 can be forged between 2100°-2350° F. Do not forge below 1700° F.
Tolerances
Precision Ground Tolerance
Bearing Quality -.0002/-.0004mm

Technical Specifications

ASTM A276, ASTM A479, AMS 5639

Chemistry

C.15
Mn2
Si1
Cr17-19
Ni8-10
Cu.75
Mo.75
Se.15-.4
P.15
S.15
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