(Part A) Machinerys Handbook 31st Edition Pages 1-1484

Table 10. Expected Minimum Mechanical Properties of Cold-Drawn Carbon-Steel Rounds, Squares, and Hexagons

Cold-Drawn Followed by Low-Temperature Stress Relief

Cold-Drawn Followed by High-Temperature Stress Relief

As Cold-Drawn

Size, in.

Tensile Strength Elongation in 2 inches, Percent Ultimate Yield 1000 lb/in 2

Tensile Strength Elongation in 2 inches, Percent Ultimate Yield 1000 lb/in 2

Tensile Strength Elongation in 2 inches, Percent Ultimate Yield 1000 lb/in 2

Reduction in Area, Percent

Reduction in Area, Percent

Reduction in Area, Percent

Hardness, BHN

Hardness, BHN

Hardness, BHN

AISI 1018 and 1025 Steels

70 65 60 55 75 70 65 60 85 80 75 70 90 85 80 75

60 55 50 45 65 60 55 50 75 70 65 60 80 75 70 65

18 16 15 15 15 15 13 12 13 12 12 10 12 12 10 10

40 40 35 35 40 40 35 30 35 35 35 30 35 35 30 30

143 131 121 111 149 143 131 121 170 163 149 143 179 170 163 149

.... .... .... .... 80 75 70 65 90 85 80 75 95 90 85 80

.... .... .... .... 70 65 60 55 80 75 70 65 85 80 75 70

.... .... .... .... 15 15 13 12 13 12 12 10 12 12 10 10

.... .... .... .... 40 40 35 35 35 35 35 30 35 35 30 30

… 65 … 60 … 55 … 50

45 45 45 40 50 50 50 45 60 60 60 55 65 65 60 55

20 20 16 15 18 16 15 15 16 15 15 12 15 15 15 12

45 45 40 40 45 45 40 40 45 45 40 35 45 45 40 35

131 121 111 101 143 131 121 111 163 149 143 131 170 163 149 143

5 ⁄ 8 - 7 ⁄ 8

Over 7 ⁄ 8 - 1 1 ⁄ 4 Over 1 1 ⁄ 4 - 2 Over 2 - 3

AISI 1117 and 1118 Steels

163 149 143 131 179 170 163 149 187 179 170 163

70 65 60 55 80 75 70 65 85 80 75 70

5 ⁄ 8 - 7 ⁄ 8

Over 7 ⁄ 8 - 1 1 ⁄ 4 Over 1 1 ⁄ 4 - 2 Over 2 - 3

AISI 1035 Steel

5 ⁄ 8 - 7 ⁄ 8

Over 7 ⁄ 8 - 1 1 ⁄ 4 Over 1 1 ⁄ 4 - 2 Over 2 - 3

AISI 1040 and 1140 Steels

5 ⁄ 8 - 7 ⁄ 8

Over 7 ⁄ 8 - 1 1 ⁄ 4 Over 1 1 ⁄ 4 - 2 Over 2 - 3

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