How to Identify a Grade 8 Bolt. Grade 8 bolts are specified for high strength applications and should not be replaced with regular bolts or bolts of a .

17 posts - 12 authors - Last post: May 6, 2009http://www.boltdepot.com/fastener-information/Materials-and-Grades/Bolt-Grade- Chart.aspx you'll def be hearing some great information that's .

Hardware store bolts with no markings on top are usually soft, mild steel, grade 2 quality and should be avoided like the plague. .

3 posts - 2 authors - Last post: Jan 24, 2010I cannot find a chart to find an equivalent bolt for 4T, 7T and 9T metric grade bolts from the metric grades 8.8, 9.8, 10.9 and 12.9. .

8 posts - 8 authors - Last post: Apr 13Good day all, I crashed a lathe last week and it loosened some of the bolts in the the chuck. I was advised to replace the stretched bolts.

NutsandBolts.com : Bolt Grades and Head Markings - Cutting Tools Automotive Bolts Electrical Measuring Tools Metric Nuts Pins Screws Stainless Steel Storage .

maximum bolt torque for race cars, hot rods, roadsters, Ford Mustang, Camaro, Corvette and performance engine parts.

2 posts - 2 authors - Last post: Oct 20, 2008Here is a page stolen from another web site that covers a lot of technical information and charts on different grades of bolts. .

Bolts of different grades are marked on the head to show what grade bolt they are. For a list of the most common grade markings see our Material Grade .

NFL Draft Grades. May 21, 2011. Filed under Athletics . Best Grades. Detroit Lions= A+. The Loins sealed their defensive line with their first round pick .

1 answer - Mar 18, 2009How can you tell the grade of a stainless steel bolt? . Most bolt grades with be stamped with a number, if not you should be able to tell by .

Bolt Grades. Grade - 2. Low Carbon Steel. Economical for use in non-critical applications where the fastener is not subject to extreme temperatures or .

For inch-size fasteners, the material strength is specified by the "grade." A grade 8 bolt is stronger than a grade 5, which is stronger than a grade 2. .

File Format: PDF/Adobe Acrobat - Quick View

Specializing in: Anchor bolts, hex bolts, heavy hex bolts, standard bolts, custom bolts, hex nuts, galvanized nuts, studs and special nuts, custom round .

File Format: PDF/Adobe Acrobat - Quick View

Steel, Stainless, Brass, Bronze, Nylon, Aluminum, Hot Galvanized Bolts. Hex Bolts : Grades 2, 5, 8, A325, A490, Tension Control, Metric, .

Head markings for popular grades of carbon steel externally threaded fasteners,

Jan 22, 2003 – Standard metric bolt mechanical properties, on-line. Includes data for fastener stress analysis.

Apr 26, 2009 – Posted: April 25, 2009, 11:01 am Post subject: Nut & Bolt Grades . Posted: April 25, 2009, 12:13 pm Post subject: Re: Nuts for bolt grade .

Mar 1, 2011 – Determining Bolt Grades & Understanding Head Markings. etownshow 32 videos. Subscribe Alert icon Subscribed. Sign In or Sign Up now! .

10 posts - 8 authors - Last post: Dec 22, 2003The exact torque required to shear off a given grade of bolt depends on the configuraiton of the shearing mechanism and can vary widely with .

Jul 6, 2010 – Question: What is the difference between Grade 5 and A325 bolts? Answer: While these two bolts are virtually identical in terms of chemical .

Bolt Grades 5.6 Manufacturers & Bolt Grades 5.6 Suppliers Directory - Find a Bolt Grades 5.6 Manufacturer and Supplier. Choose Quality Bolt Grades 5.6 .

Shopping is safe at Bolt Depot. [more] . Don't miss our Bolt Size chart and other printable tools . Bolt Grade Markings and Strength Chart .

Jump to How do metric strength grades correspond to the inch strength grades?‎: Class 4.6 is approximately equivalent to SAE J429 Grade 1 and .

Another good source is here, providing English and Metric values, and pictures of the head-markings for different bolt grades. Extensive data on Metric bolt .

Information and video explaining bolt grades and head markings.

Basically the strength of a bolt is determined by its grade. For metric bolts the grades are ISO numbers as described below. For inch bolts the numbers are .

File Format: PDF/Adobe Acrobat - Quick View

15 posts - 8 authors - Last post: Mar 7It was only recently that a buddy pointed out that you can count the marks on the top of the bolt, add 2, and that's the bolt grade. .

6 posts - 4 authors - Last post: Jul 16, 2010Does anyone know what a 10.9 metric equal to in std hardness? Grade 5 or 8? We are rebuilding a 86 Cutlass Supreme and started to use grade .

Browse Bolt Grades websites, images, video and social networks using results from all the most popular search engines on the web with Infospace.com – Beyond .

Services featured by National Bolt & Nut Corporation in Illinois include bolt- heading machines and high-speed threaders, operated by experienced journeymen .

Many times I have been asked if a chart is published on the recommended tightening torque for various bolt grades and sizes. I do not know of any. .

12 posts - 9 authors - Last post: Jun 3, 2010I want to use pre-finished black bolts. I can find grade 8 and grade 5 nuts in black oxide, and some in phos oil. How badly will these rusts .

Oct 3, 2006 – SAE grades. The best-known grades for inch-sized steel bolts are those defined by the SAE, a sequence of grades from 0 to 8, on the basis of .

File Format: PDF/Adobe Acrobat - Quick View

SAE steel bolts - grades ranging grade 1 to 8.2 - proof and tensile strength.

Read the overview of ASTM F1554 grade 55 anchor bolt specification. There are details including mechanical properties and welding requirements.

Grade 5 and Grade 8 bolt markings First, you need to be able to identify . Grade 5 bolts have 3 marks or lines on the head that are in the shape of a “Y”. .

5 posts - 4 authors - Last post: Mar 31, 2003Bolt grades and applications. . Car Construction and Equipment.

5 posts - 4 authors - Last post: Jul 9, 2006People refer to the hardened bolts as grade 8. What grade are the standard bolts , and what does "grade" mean?

8 posts - 6 authors - Last post: Apr 14What is the difference between US grade 8 bolts and metric grade 10.9 I have a PTO driven chipper that takes a 10x55mm gr10.9 shear bolt/pin .

14 posts - 8 authors - Last post: May 28, 2004The bolts I need are M8x1.25 10mm length. My inclination is to get grade 10.9 bolts for everything (turbo housing to turbo, .

Grade Mark, SAE J429 Grade 1, Bolts, Screws, Studs, Low or Medium Carbon Steel, 1/4 thru 1-1/2, 33000, 36000, 60000. ASTM A307 Grades A&B, Low Carbon Steel .

5 posts - 4 authors - Last post: Jun 26, 2010I could ASSUME that the #10-24 is a grade 5 and the #10-32 is ~grade 2. I did the math on them, but I do not like dealing with bolts, .

Metric steel bolts, screws and studs - proof and tensile strength.

SAE Grade 5. SAE Grade 8. ARP Fastener. SPS Fastener. MS14181. SPS Fastener. Ultimate Tensile Capability of Fastener (ksi) .

And the absence of marking/number indicates a lower grade bolt with low strength . The property classes most often used are 5.8, 8.8, and 10.9. .

Sitemap