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Mark all as readSteel Boring Bars
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Workpiece Material
Workpiece Material
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P Steel (1025)
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P0Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(1024)
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P1Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(1024)
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P2Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS(1024)
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P3Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS(1024)
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P4Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS(1024)
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P5Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS(1025)
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P6High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS(1025)
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M Stainless Steel (1025)
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M1Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS(1025)
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M2High Strength Austenitic Stainless and Cast Stainless Steels 150-230 HB; <25 HRC; >600 N/mm^2 UTS(1025)
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M3Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS(1025)
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K Cast Iron (1020)
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K1Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS(1020)
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K2Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS(1020)
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K3High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS(1018)
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N Non-Ferrous Materials (959)
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N1Wrought Aluminum(948)
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N2Low-Silicon Aluminum Alloys and Magnesium Alloys Si <12.2%(947)
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N3High-Silicon Aluminum Alloys Si >12.2%(772)
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N4Copper, Brass, Zinc-based on machinability index range of 70-100(958)
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N5Nylon, Plastics, Rubbers, Phenolics, Resins, Fiberglass(947)
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N6Carbon, Graphite Composites, CFRP(863)
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N7MMC's(947)
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S High-Temp Alloys (1039)
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S1Iron-Based, Heat-Resistant Alloys 160-260 HB; 25-48 HRC; 500-1200 N/mm^2 UTS(1039)
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S2Cobalt-Based, Heat-Resistant Alloys 250-450 HB; 25-48 HRC; 1000-1450 N/mm^2 UTS(1039)
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S3Nickel-Based, Heat Resistant Alloys 160-450 HB; <48 HRC; 600-1700 N/mm^2 UTS(1039)
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S4Titanium and Titanium Alloys 300-400 HB; 33-43 HRC; 900-1600 N/mm^2 UTS(1024)
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H Hardened Materials (853)
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H1Hardened Materials 44-48 HRC(853)
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H2Hardened Materials 48-55 HRC(853)
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H3Hardened Materials 56-60 HRC(853)
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H4Hardened Materials >60 HRC(746)
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Back Boring (94)
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60 (2)
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241 (159)
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F Dimension
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F Dimension
F Dimension
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Minimum Axial Groove Diameter
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