15B37 H Steel

Steel name: 15B37 H
Diagram No.: 40
AISI/SAE designation: 15B37 H
Chemical composition in weight %: 0.30-0.39% C, 0.15-0.35% Si, 1.00-1.50% Mn, max. 0.030% P,
max. 0.050% S, 0.0005-0.0030% B
Steel group: Structural and constructional steels, boron steels
Applications: Carbon and alloy steel bars subject to end-quench hardenability requirements
Comment: Symbols: 15B37 H (SAE); H15371 (UNS); A 108 (15B37H) (ASTM); A 304 (15B37H) (ASTM)
Reference: Not shown in this demo version.

Heat Treatment
Austenitizing: 845oC
Normalizing: 870oC

Hardenability Diagram


Click the image to enlarge the diagram.

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