Minimum tensile strength

                        Minimum transverse strength

                        Minimum deflection (12" centers)

31,000 psi

3,300 psi

.12 in

                        Phosphorus (maximum)

                        Sulfur (maximum)

.75

.12

             Physical Properties

                        Ultimate tensile strength

                        Yield strength

                        Elongation

                        Rockwell hardness

70,000 psi

30,000 psi

30%

B50

             Chemical Analysis (percent)

                        Chromium

                        Nickel

                        Molybdenum

                        Silicon

19

9.0-12.0

2.0-3.0

2.0

             Physical and Mechanical Properties

                        Tensile Strength

                        Elongation

                        Hardness (Shore A)

                        Compression set (Method B, 22 hrs. @ 150 F.)

                        Specific Gravity

1,475 psi

238%

70

18.7%

1.24