D-2 Drill Rod Info Doc
D-2 Drill Rod is air-hardening tool steel.
High carbon and chromium content gives D2 excellent wear resistance, which makes it a popular choice for long-run dies and shear blades.
Chemical Composition
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Carbon 1.40/1.60
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Maganese .60 max
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Silicon .060 max
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Phosphorus .030
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Sulphur .030
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Chromium 11.00/13.00
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Vanadium 1.10 max
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Tungsten ------------------
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Molybdenum .70/1.20
Tolerances Standard Diameter
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.06250 to 0.1240 +/- .0003"
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.01250 to 0.4990 +/- .0005"
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.05000 to 3.000 +/- .0010"
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Straightness
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.005" Max TIR in 12"
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+ .12500 - 0.00"
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Standard Length Tolerance
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+ .12500 -0.00"
Specifications
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UNS T30402
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SAE J-437
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ASTM A-681-94
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Federal QQT-570-Rev C
Surface Finish
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.06250 to 0.12499 10 RMS
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0.12500 to 0.4999 15 RMS
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0.5000 to 0.87499 20 RMS
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0.8750 to 3.000 30 RMS
Fractional Sizes Available in 3' & 12' Length
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1/8"
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3/16"
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1/4"
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5/16"
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3/8"
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7/16"
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1/2"
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5/8"
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3/4"
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7/8"
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1"
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1-1/4"
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1-1/2"
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1-3/4"
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2"
