BASIC SCREWBODY DIAMETEHEAD DIAMETE HEAD HEIGHT (H) Bottom Chamfer 3/4 0.7500 0.7406 1.125 0.015 7/8 0.8750 0.8647 1.312 0.020 1 1.0000 0.9886 1.500 0.020 1-1/4 1.2500 1.2336 1.875 5 rows on aftfastenersGrades of Bolts - The Home Depot
There are several grades of bolts but the three common grades for SAE are 2,5 and 8.The common class (grades) for metric are 5.8,8.8,10.9 and 12.9.Each grade has a specific bolt strength.No matter the system used to grade the bolts,the higher the number means the stronger the bolt. results for this questionFeedbackWhat are the different grades of hex cap screws Jul 18,2011·The Society of Automotive Engineers (SAE) has set the standards for different grades of hex head cap screws according to their strength.The grades are two,five and eight. results for this questionWhat's the difference between Hex and finished hex screws?What's the difference between Hex and finished hex screws?A hex cap screw has tighter tolerances on the body dimensions and features a chamfered end and a washer face under the bolt head.A hex cap screw is often called a finished hex bolt.Hex bolts have a flat end and lack the washer face under the head.Engineering FAQ Fastenal
results for this questionWhich is stronger grade two or grade eight hex screws?Which is stronger grade two or grade eight hex screws?The grades are two,five and eight.Although grade nine is also sold,and is assumed to be around 20 percent stronger than grade eight,it isn't an SAE grade and doesn't have standard chemical and physical properties the way the other grades do.A grade five hex cap screw has more strength than a grade two,but less than a grade eight.What are the different grades of hex cap screws results for this questionWhich is the best hex cap screw to use?Which is the best hex cap screw to use?For example,SAE J429 Grade 2 is typically provided as a hex cap screw,whereas ASTM A307-A is a common hex bolt specification.Below is an overview of some of the specifics these fasteners are required to meet.Hex Bolts vs.Hex Cap Screws - Portland BoltDifferent Types Of Cap Screws And Their Respective
·A 12-point bolt design offers the same bearing surface as a hex head cap screw of comparable size.There really is no difference between the two,except the top of the head makes wrenching a little different.The user is able to get it into a counter bore situation when its
Determining Bolt Grades and Understanding Head MarkingsnutsandboltsHex Bolt Identification,Markings and Strength Chart Table engineersedgeWhat Are the Different Grades of Bolts? HunkerhunkerBolt Depot - Bolt Grade Markings and Strength ChartboltdepotGrade and Strength Information - Curious Inventorstore.curiousinventorRecommended to you based on what's popular Feedback1-12,Hex Cap Screws,All ASME Grades of Steel,PlainJun 09,2021·1-12,Hex Cap Screws,All ASME Grades of Steel,Plain.Hex Cap Screws are hex headed fasteners with external machine screw threads and differ from hex machine bolts by having a washer surface on the underside or bearing side of the head and a chamfered thread end.Estimated Reading Time 1 minHex Bolt Identification,Markings and Strength Chart Table 38 rows·Grade B8M Bolts,Screws,Studs AISI 316-50,000 thru 95,000 90,000 thru 125,000Estimated Reading Time 1 minSocket head cap screw markings Fasteners,bolts,screws Metric has two strength levels,property classes 12.9 and 184.108.40.206 is about 30% weaker.8.8 is also 20 50% less expensive.Caution Dont substitute 8.8 for 12.9.
And regardless if you are looking for a grade 5 hex cap screw or a grade 8 hex cap screw,their dimensional measurements will be identical.Only the material that they are made from is different.However,make sure you are comparing apples to apples,because Hex Bolts and Hex cap screws are different!Estimated Reading Time 6 minsHex Bolts vs.Hex Cap Screws - Portland BoltJun 27,2008·Hex bolts are often specified when the mechanical properties are more important than dimensional tolerances,like the construction industry.For example,SAE J429 Grade 2 is typically provided as a hex cap screw,whereas ASTM A307-A is a common hex bolt specification.Fastenerdata - Socket Cap Screws - Fastener SpecificationsThe above are types of screws with a cylindrical head and an internal hexagonal drive.Full dimensional tables including product photographs and drawings are available by clicking on the item.The most common standard Socket Cap Screw is to DIN 912 in 12.9 grade,also available in 8.8 and 10.9 and in A2 and A4 stainless steel.
Well,this would be the international standard that is specified and contains characteristics and specifications for the socket head cap screws.What grade are socket head cap screws? These screws are not graded designated but as standard they are 20% stronger than a grade 8 head cap screw.Also,they are 50% stronger than grade 5 hex cap screw.GRADE/CLASSSTRENGTHGrade A NutsStrength exceeds Grade 2.ASTM A325Bolts meet ASTM A325 Type 1 standards for Grade B NutsStrength is similar to Grade 5.Grade B7 ThreadedStud RodSame as Grade 5.Use with Grade 2H and 15 rows on fastenermartFasteners Bolt Grades,Strength MaterialsSo first I have a 316 stainless,which is this one here,I have a 18-8 stainless,a brass hex cap screw and a silicon bronze hex cap screw,this is hot-dip galvanized,this is a plain grade eight or better zinc plated hex cap screw,another zinc hex cap screw but in a different grade,so this is just a standard grade,but I'll go through the grades in a second,and I have a grade 8 yellow zinc coated (hex cap screw).Grade and Strength Information - Curious InventorGrade 2 (proof strength <=3/4 55 ksi >3/4 33 ksi) Grade 5 (proof strength 85 ksi) Grade 8 (proof strength 120 ksi) alloy socket head (ASTM A574) <=1/2 153 ksi >1/2 144.5 ksi #0-80.0600.00180 59.4 91.8 129.6 165.24 #2-56.086.00370 122.1 188.7 266.4 339.66 #2-64.086.00394 130.02 200.94 283.68 361.692 #4-40.112.00604 199.32 308.04 434.88 554.472 #4-48.112.00661
Choose from our selection of hex head cap screws,including over 9,200 products in a wide range of styles and sizes.In stock and ready to ship.Lock Washers - Fastener Mart - Bolts,Screws,Nuts Use regular for Grade 2 hex cap screws and high strength alloy steel for Grade 5 and 8 hex cap screws.Tooth lock washersinternal,external,internal-external and countersunk externalcreate a ratchet action by biting into the nut or screw head and the surface it contacts.Related searches for what are the different grades of hex cgrade 8 hex head boltssocket head cap screwsgrade 8 socket cap boltsgrade 8 cap boltshex head cap screw sizesgrade 8 hex boltgrade 8 allen head bolthex head cap screwsSome results are removed in response to a notice of local law requirement.For more information,please see here.12345Next
SPECIFICATIONDESCRIPTIONMATERIALPROOF LOADSAE J429 Grade 5 ASTM A449Bolts,Screws,StudsMedium Carbon Steel85,000 74,000SAE J429 Grade 5.1SemsLow or Medium Carbo85,000SAE J429 Grade 5.2Bolts,Screws,StudsLow Carbon85,000ASTM A325 Type 1High Strength StructuralMedium Carbon85,000 74,000 38 rows on engineersedgeUnderstanding Fastener Grades and Classes - Fastener Mart
15 rows·A head with no markings is Grade 2,one with 3 lines spaced 120 degrees is Grade 5,and 6Socket Head Cap Screws - MSC DirectA standard inch series socket head cap screw is 20% stronger than a Grade 8 hex head cap screw and 50% stronger than a Grade 5 hex cap screw.The tensile strength is a minimum 180,000 psi for sizes 1 ? 2 diameter and smaller and 170,000 psi for 5 ? 8 diameter and above (Tensile strength may vary according to heat treatment and manufacturer.)Socket Head Cap Screws Dimensions Specs AFT Fasteners5 rows·8% min (Applies to machined specimens over 1/2 diam.,at least 4D in length where D equals the
ASTM A307 Grade A SAE J429 Grade 5 SAE J429 Grade 8 F N L G 9 FNL Grade 9 Clamp Load (Lbs.) Tightening Torque Clamp Steel Hex Locknut Steel Hex Flange Nut Grade C FNL Grade 9 Grade F Grade G Clamp Load (lbs.) Tightening Torque Clamp Load Screw Dia.Threads per inch Tensile Stress Area (sq.in.) ASTM A574 Clamp Load (lbs)The Society of Automotive Engineers (SAE) has set the standards for different grades of hex head cap screws according to their strength.The grades are two,five and eight.Although grade nine is also sold,and is assumed to be around 20 percent stronger than grade eight,it isn't an SAE grade and doesn't have standard chemical and physical properties the way the other grades do.What are the different grades of hex cap screws Was this helpful?People also askWhat are the different grades of head cap screws?What are the different grades of head cap screws?The Society of Automotive Engineers (SAE) has set the standards for different grades of hex head cap screws according to their strength.The grades are two,five and eight.What are the different grades of hex cap screws What is a Cap Screw? (with pictures) - InfoBloomA variety of cap screw heads are available to allow different tools to be used for tightening or loosening the screw.The head has a larger diameter than the threaded portion to provide a positive mechanical stop when tightening the screw,and to allow the head to be shaped to accept a specific type of tool.