15 rows Understanding Fastener Grades and Classes. (don't replace a Grade 8 fastener with a Grade 5 or 2). If in doubt, ask a professional for assistance. The chart below summarizes some of the more . Bolts meet ASTM A325 Type 1 standards for structural steel joints. Grade B Nuts : Strength is similar to Grade 5. Grade B7 Threaded Stud Rod: 19 rows Bolt Grade Markings and Strength Chart . Print this page . US Bolts : Head Marking Grade … Bolt Grade Markings and Strength Chart Mechanical Properties Head Marking Grade and Material Nominal Size Range (inch / mm) Proof Load (psi / MPa) Min. Yield Strength (psi / MPa) Min. Tensile Strength (psi / MPa) US Bolts No Markings Grade 2 Low or medium carbon steel 1/4 thru 3/4

51 rows The markings shown for all grades of A194 nuts are for cold formed and hot forged nuts . … Metric nut grades , identification markings and strength chart to show proof strength and Vickers and Brinell hardness values of metric nuts made of carbon steel and alloy steel. - Bolt - Nut assemblies with threads tolerances wider than 6H/6g, there is an increased risk of stripping. - Following chart is intended to provide a bolt - Chart providing nut compatibility for various ASTM bolt and fastener specifications.

Bolt And Nut Grade Chart Posted on February 6, 2019 by Fattana Whole fastener s nuts washers bolts rods anchors bits kolb archive browser identificationgrade mark specification screen shot 2016 09 24 at 11 56 23 am bolt grade chart torque u s remended Nut Ms Nut Bolt Grade Chart October 10, 2018. Grade 5 vs 8 fasteners tinelok bolts and nuts asia industries llc fasteners manufacturer grade 10 9 bolts s u bolt it inc unbrako precision high grade alloy stainless steel fasteners bolt identification first call auto supply. Related. Hex Bolt Identification, Markings and Strength Chart Table Guide. Hex Bolt Identification, Markings and Strength Chart . Additonal information on bolts is located at the bottom of the webpage. Note: Some bolts share identical head identification and have significantly different strengths.