CRS
CRS
4:02 PM EDT $43.01 +0.26
CRS
CRS
4:02 PM EDT $43.01 +0.26

CT 20Cb-3® Stainless

UNS N08020
Composition (Nominal)
0.06 C, 2.00 Mn, 0.035 P, 0.035 S, 1.00 Si, 19.00/21.00 Cr, 32.50/35.00 Ni, 2.00/3.00 Mo, 3.00/4.00 Cu, 8 x C min./1.00 max. Cb + Ta, Bal. Fe

Austenitic stainless steel with excellent resistance to hot sulfuric acid and many aggressive environments which readily attack Type 316 stainless. Excellent resistance to stress-corrosion cracking. Weldable, machinable and cold formable. The alloy of choice for use in sulfuric acid.

Specifications: ASTM A265, ASTM B366, ASTM B462, ASTM B463, ASTM B464, ASTM B468, ASTM B471 , ASTM B472, ASTM B473, ASTM B474, ASTM B475, ASTM B729, NACE MR0175

20Cb-3 stainless can be supplied to NACE MR0175; ASTM A265, B366, B462, B463, B464, B468, B471, B472, B473, B474, B475, B729 and their corresponding ASME specifications (as available).

This alloy is included in the ASME Boiler and Pressure Vessel Code, Section VIII Division 1, Section III Classes 2 and 3, Section IX per QW422.45 ("P" No. 45) and in AWS A5.4 (Grades E-320 and E-320LR) and A5.9 (Grades ER-320 and ER-320LR).




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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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