Transcription of HEX CAP SCREWS Cap Screws Grades 5 & 8 - FasNet™ Direct
1 114 CAP SCREWS & BOLTSHex Cap SCrewSASME or Basic Product DiameterEFGHJLTYBody DiameterWidth Across FlatsWidth Across CornersHead HeightWrenching HeightThread LengthTransition Thread LengthFor screw Lengths 6 screw Lengths> 6 on LengthNominal screw SizeNominal screw LengthUp to 1 in., 1 in. to 2-1/2 in., 2-1/2 in. to 4 in., 4 in. to 6 in., than 6 to 3 and 1 to 3 and to 1-1 Length of a cap screw is measured from the underhead bearing surface to the extreme end of the screw . Grades 5 & 8 Cap ScrewsHEX CAP SCREWSThis page prints with a watermark115 CAP SCREWS & BOLTSD escriptionA cap screw made from medium carbon steel and AdvantagesHas greater tensile strength than a grade -2. Yield-to-tensile ratio is the lowest of all heat treated TreatmentGrade-5 cap SCREWS shall be heat treated, oil or water quenched, at the option of the manufacturer, and tempered at a minimum tempering temperature of 800 carbon steel. Use of an alloy steel is also Hardness1/4 through 1 in.
2 Diameter, all lengths: Rockwell C25 - through 1-1/2 in. diameter, all lengths: Rockwell C19 - Hardness1/4 through 1 in. diameter, all lengths: Rockwell 30N54 through 1-1/2 in. diameter, all lengths: Rockwell 30N50 Load1/4 through 1 in. diameter, all lengths: 85,000 through 1-1/2 in. diameter, all lengths: 74,000 Strength*1/4 through 1 in. diameter, all lengths: 92,000 psi. minimum1-1/8 through 1-1/2 in. diameter, all lengths: 81,000 psi. minimumTensile Strength1/4 through 1 in. diameter, all lengths: 120,000 psi. minimum1-1/8 through 1-1/2 in. diameter, all lengths: 105,000 psi. minimumElongation*14% minimum (all diameters)Reduction of Area*35% minimum (all sizes)PlatingSee Appendix-A for plating cap screw made from medium carbon alloy steel and AdvantagesHas greater tensile strength than a grade -5. Designed for use in high stress applications. See specifications below for more information on how the grade -8 exceeds the strength of a TreatmentGrade-8 cap SCREWS shall be heat-treated, oil-quenched and tempered at a minimum temperature of 800 carbon alloy steel.
3 Note: For diameters 1/4 through 7/16 inch, it is permissible to use AISI 1541 Hardness1/4 through 1-1/2 in. diameter, all lengths: Rockwell C33 - Hardness1/4 through 1-1/2 in. diameter, all lengths: Rockwell Load1/4 through 1-1/2 in. diameter, all lengths: 120,000 Strength*1/4 through 1-1/2 in. diameter, all lengths: 130,000 psi. minimumTensile Strength1/4 through 1-1/2 in. diameter, all lengths: 150,000 psi. minimumElongation*12% minimum (all diameters)Reduction of Area*35% minimum (all sizes)PlatingSee Appendix-A for plating **x** grade -5 HEX CAP SCREWGRADE-8 HEX CAP screw *These properties are tested only on machined specimens when the testing machine cannot provide for full testing of the parts.**Product standards require the manufacturer s head marking to appear on the top of all cap SCREWS 1/4 diameter and larger. X represents one location such a marking may appear. Grades 5 & 8 Cap ScrewsHEX CAP SCREWSThis page prints with a watermark
