CRS
CRS
4:10 PM EDT $55.42 -0.46
CRS
CRS
4:10 PM EDT $55.42 -0.46

15Cr-5Ni Project 70®+ Stainless

UNS S15500

Composition (Nominal)
0.07 C, 1.00 Mn, 0.030 P, 0.015 S, 1.00 Si, 14.00/15.50 Cr, 3.50/5.50 Ni, 0.50 Mo, 2.50/4.50 Cu, 0.15/0.45 Nb, 0.050 Ta, Bal. Fe

An improved-machining version of  303 (No. 8) Stainless, the first chrome-nickel, free-machining stainless steel ever produced.

Project 70+ Type 303 stainless meets most standard industry and government specifications for Type 303.

Customers may be able to attain average machining speed improvements of 50% and higher over stainless AISI Type 303. Project 70+ Type 303 stainless has reduced tool wear and increased machine speeds and feeds to help improve productivity and reduce part costs. It is a good general purpose product for simple as well as complex parts at a wide range of machining speeds.

Specifications: AMS 5659, ASTM A564, ASTM A705 [Forgings (UNS S15500, XM-12)], ASTM F899

Carpenter Technology Corporation Carpenter Technology Corporation

Carpenter Technology Corporation (NYSE: CRS) is a recognized leader in high-performance specialty alloy-based materials and process solutions for critical applications in the aerospace, defense, transportation, energy, industrial, medical, and consumer electronics markets.

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