The preload, or thread tension in a … The standard was withdrawn in 2012. and has been replaced by ISO 898-1. properties of grade 8.8 bolt & nut (iso) bolt size pitch stress area mm2 bolt/stud/screw iso 898-1 gr.8.8 nut iso 898-2 gr.8 proof stress n/mm2 proof load kn tensile stress n/mm2 tour-que* n-m hard-ness hrc elonga-tion# % proof stress n/mm2 proof load kn hard-ness hrc m6 1 20.1 580 11.7 800.0 9.4 22-32 12.0 855 17.2 30 max Metric Grades The strength grade of a metric bolt, known as its property class, consists of two numbers separated by a dot. * SAE J429 grade 8 bolts do not exceed 1-1/2″ diameter. These nuts are … Tensile strength and proof loads SAE bolts. We produce these Grade 8.8 Bolts in a way that they provide good tensile strength and provide good performance in different environments. Nuts & Inserts . Grade 8.8 Bolt Loading Capacities Table. Grade 8 bolts that are not galvanized or plated with yellow zinc, however, are cheaper. $49.99. Used in railroad equipment, motors, engines and processing equipment, grade 8.8 bolts exhibit good tensile strength and perform well in most environments. Because there are so many different grades and fasteners all look about the same, medium carbon and alloy steel strength grades … Grade 8.8 Bolts per. Grade 8 bolts provide high tensile strength and high torque capabilities. Lightning Bolt stocks an extremely large variety of grade 8 bolts and hex cap screws including both a domestic and import line. Hex Head Bolts - Grade 8.8 - Metric - DIN 931 Enquire about this product. The strongest commercial-quality bolt is grade 8, marked by six raised dashes; its medium-carbon alloy steel has been quenched and tempered to achieve a tensile strength of 150,000 psi. Home > Shop > Inch Fasteners > Flange Bolts > Grade 8 Hex Flange Bolts. Unlike stainless steel, which is highly resistant to corrosion, steel, however reinforced, will oxidize over time and rust. Some notes from ISO 898 metric screw threads standards: - Standard specifies the mechanical properties of bolts, screws and studs made of … Higher grade materials, such as carbon alloy steel, allow for greater torque strength in the threads of the bolt. All Test & NATA certificates are available online at no charge. $15.39. Grade 8.8 Bolts are manufactured using medium carbon steel that has been quenched and tempered. The yellow zinc plate on steel bolts counters the steel's vulnerability to corrosion from water contact. Product Range: Black/Plain finish Kits; Zinc Plated Set … Grade 8 Hex Flange Bolts. Hex flange bolts are greatly used in areas that are hard to reach since the flage does the work of a washer in distributing pressure. Shear Capacity @ 187 … Name * Company * Email address * Telephone * Message * Stay connected with TFC. Commercially, the steel quality used to manufacture of the iso 4014 grade 8.8 bolts includes grades A2 and A4 class 70. Hex Nuts Metric Coarse Class 5 & 8 Nuts Metric Coarse Class 10 Nuts UNC Grade 5 & 8 Nuts UNF Grade 5 & 8 Nuts BSW Grade 2 Nuts Metric & BSW Coupling Nuts Metric Nyloc Nuts UNC, UNF, & BSW Nyloc Nuts Metric, UNC & UNF Conelock Nuts Metric, UNC & UNF Lock Nuts Metric & UNC Flange Serrated Nuts Metric Dome Nuts BSW Square … Add to shopping list Bolt and Nut BOLT & NUT, 5/8″ X 4″ UNC, … Related: Method and Equations of Analysis BS449: Part 2. and M6 nominal and above. Nuts & Inserts . The tensile strength for both these steel grades is around 700 Mpa. The same is true in metric when comparing 8.8 vs 10.9. For … Metric Class 8.8: Similar to Grade 5. A … Mechanical Properties — The bolts shall be of property class 8.8 or 10.9 as specified in IS : 1367 (Part 3)-1979 ‘Technical supply conditions for threaded steel fasteners: Part 3 … It also covers austenitic stainless steel nuts in the size range 1/4 in. $21.36. BOLT, M10 X 65MM, GRADE 8.8, HEX HEAD, ZINC quantity. 5/16"-18 Grade 8 Flange Frame Bolt Yellow Zinc Plated (All Sizes & Qty's) 5/16" $25.29. See Explanatory notes given below table. BS449: Part 2 Bolt Grade 8.8. Grade 8 Bolts and fasteners are comprised of carbon-alloy steel, heat treated in a carbon controlled atmosphere and are generally the most durable and reliable fastener. Metric Class 10.9: Similar to Grade 8. 574PCS Grade 8 Hex Bolts, Nuts & Washers Assortment Kit COARSE THREAD Yellow. They do not perform well in environments that experience temperature extremes. 8.8 Stainless Steel Bolts are manufactured from any material whose fueled properties meet or outperform the necessities set out in the appropriate reliable gauges.. 8.8 Stainless Steel Bolts for sale, Buy directly from Grade 8.8 High Tensile Flange Bolts, 8.8 Galvanised Bolts, En … Each grade has a specific bolt strength. The A2 version of the iso 4014 bolt material is manufactured from Stainless Steel … There are also different finish types to the Din 933 Grade 8.8 Standard bolts with hot dip galvanized, zinc plated, brass plated and so on.The size of the bolts ranges from M2 through M100 and M3 to M60 for different types of BS 3692 Grade 8.8 bolts.The length of the bolts range from 6mm to 500mm and they can be square, … A354 grade BD bolts are stronger than A354 grade BC. Steel Hex Bolt, Grade 8, … Add to cart. Misc. The hardness of the medium carbon steel Metric Grade 8.8 can be increased by heat treating them. $8.94 $ 8. Only 4 left in stock - order soon. Previously Purchased. Engineering ANSI Hardware Design Data Engineering Metric Hardware Design Data Structural Stress Deflection Calculators, Equations . S355 . Other options New and used from $2.59. Bolt Loading Capacities. Heat treating the En 15048 Grade 8.8 leads to a change in the mechanical fasteners. Our Alloy Steel Grade 8.8 Studs are delivered to a lot many industries as they find usage in a wide range of applications. 112 sold. Grade 8 bolts have the highest ratings with tensile strength of 150,000 psi. BOLT, 3/8" X 3/4" UNC, GRADE 8, HEX HEAD, ZINC CLEAR quantity. 4. Grade 8 bolts have 6 evenly spaced radial lines on the head." Steel Hex Bolt, Grade 8, Plain Finish, Hex Head, External Hex Drive, Meets ASME B18.2.1/SAE J429, 3" Length, Partially Threaded, 3/8"-24 Threads (Pack of 25) 4.1 out of 5 stars 28. The property class is expressed in raised or depressed numerals on top or on the side of the bolt … Loading Capacities of Ordinary Bolts per. ASTM F568M is an ASTM International standard for metric bolts, screws and studs that are used in general engineering applications. These 8.8 High Tensile Bolts are further quenched and tempered. Enquiry: Hex Head Bolts - Grade 8.8 - Metric - DIN 931. 1 Proofload is the published number that full size headed bolts are tested to. Add to cart. BOLT & NUT, 7/8" X 4" UNC, GRADE 8, HEX HEAD, BLACK quantity. Class 8.8 Bolts suppliers, Find Amazing Deals from Bs 3692 Grade 8.8 Hex Bolts, Metric Grade 8.8 Stud manufacturers in India. and metric M6 through M100 nominal. Free shipping (All Sizes & Qty's) Grade 10.9 Metric Flange Bolts Yellow Zinc Hardened . Brands #3 Dome Square Neck Plow Bolts. To ensure the highest quality product is supplied, Hobson batch test in Australia at a NATA laboratory accredited for tensile testing of fasteners. There are several grades of bolts but the three common grades for SAE are 2, 5 and 8. We offer these … Grade 8.8 Bolts per. mm. SAE J429 grade 8 bolts do not exceed 1.5 inches diameter. For instance, the Class 8.8 Bolts have an increased hardness, ductility, yield strength, and impact resistance. BOLT & NUT, M6 X 60MM, GRADE 8.8, HEX HEAD, ZINC quantity. Grade 2 - Low Carbon Steel - up to 3/4" proof load 55000 psi, minimum tensile strength 74000 psi - 3/4" - 1/1/2" proof load 33000 psi, minimum tensile strength 66000 psi; Grade 5 - Medium Carbon Steel, Quenched and Tempered - up to 1" proof load 85000 psi - 1" - 1/1/2" proof load 74000 psi, minimum tensile strength 105000 psi; Grade 8 - Medium Carbon Alloy … Hex Nuts Metric Coarse Class 5 & 8 Nuts Metric Coarse Class 10 Nuts UNC Grade 5 & 8 Nuts UNF Grade 5 & 8 Nuts BSW Grade 2 Nuts Metric & BSW Coupling Nuts Metric Nyloc Nuts UNC, UNF, & BSW Nyloc Nuts Metric, UNC & UNF Conelock Nuts Metric, UNC & UNF Lock Nuts Metric & UNC Flange Serrated Nuts Metric Dome Nuts BSW Square … 94 ($0.36/screws) Get it as soon as Wed, Dec 2. Metric bolt grades and strength calculator to show proof strength, tensile strength, Vickers / Brinell hardness, minimum breaking torque and stress area of metric bolts and screws made of carbon steel and alloy steel with designations 4.6, 4.8, 5.8, 8.8, 9.8, 10.9 and 12.9. Grade 8 bolts … 10+ $ 0.21: 25+ $ 0.18: 50+ $ 0.15: P/N: 100011870. FAST … 10+ $ 7.00: 25+ $ 6.00: 50+ $ 5.25: P/N: 100011941. Plow Bolts with #3 dome-heads are designed to install plow blades for construction and snow removal. The strength of the iso 4014 bolt m10x18 is indicated by the marking on the head and it is also defined by the applicable product standard. The given below ASTM A354-BD / SAE GRADE 8 Bolt Torque Chart provides you with torque of various corresponding bolt sizes along with its TPI, clamp load and proof load . Comments. Add to shopping list Bolt and Nut BOLT & NUT, 7/8″ X 4″ UNC, GRADE 8, HEX HEAD, BLACK (0 reviews) $ 8.40 inc. GST. Tension vs. Torque; Torque Charts and Anchor Bolts; Concerns in Calculating Torque; Share . Add to shopping list Bolt and Nut BOLT & NUT, M20 X 170MM, GRADE 8.8, … Grade 8: High strength. Grade 5: Medium strength. BS 5950-1: 2000 BS 4190: 2001 . Grade 8 bolts are comprised of carbon alloy steel, thus giving them a high psi rating. Non-preloaded Ordinary Bolts. Engineering ISO Metric Hardware Design Data Engineering ANSI Hardware Design Data. Related Resources: hardware. Loading Capacities BS449 Grade 8.8 Bolts . Grade 8 bolt. Add to cart. Tensile Area mm 2. The common class (grades) for metric are 5.8, 8.8, 10.9 and 12.9. Our Grade 8.8 Bolts are manufactured using medium carbon steel. … U-Bolt-It supplies high quality metric bolts to all industries, … UNF Grade 8 Bolts UNF Grade 8 Set Screws. … Related FAQs. K-T Bolt … Depend on grade 8 hex flange bolts for use in applications that are demanding. Use with ASTM A325 structural bolts. S355. tensile strength is 150,000 lbs per square inch ultimate shear strength It defines mechanical properties for fasteners that range from M1.6 to 100 in diameter. To be fair, the higher the grade of bolt, the harder it becomes as rated by the rockwell scale. Bulk Ready Stock Available of ANSI ASME B18.2.1 SAE J429 Grade 8 Flange Bolts, SAE J429 Grade 8 Hex Bolt, SAE J429 Grade 8 Hex Cap Screws, Grade 8 Hex Bolt Sae J429 Grade 8 Hex Bolt, SAE J429 Grade 8 Fine Threaded Hex Cap Screw ,SAE J429 Grade 8 Half Thread Rod, serrated flange bolt sae j429 grade 8 Contents I would like to receive occasional content from TFC such as latest news, offers and upcoming events. SAE J429 Grade 8 bolts are made of medium carbon alloy steel. ASTM A194 specification covers a variety of carbon, alloy, and martensitic stainless steel nuts in the size range 1/4 through 4 in. Metric Class 12.9: The highest metric class for strength, it exceeds Grade 8. Top of page. UNF Grade 8 Bolts UNF Grade 8 Set Screws. Download (PDF, 213KB) Therefore, technically a Grade 5 bolt is softer, … Free shipping. High quality Grade 8.8 Eye Bolt, High tensile Grade 8.8 Hex Bolt Exporter in india. This standard … FREE Shipping on orders over $25 shipped by Amazon. Grade — Unless otherwise specified, the bolts shall be of product grade C as specified in IS : 1367 (Part 2)-1979 ‘Technical supply conditions for threaded steel fasteners: Part 2 Product grades and tolerances (second revision)’. Each features a countersunk square neck with 80° head angle that locks into position as the nut is tightened, providing added strength and durability. Heat treated Grade 8.8 Bolt is known to exhibit good tensile strength and perform well in most environments. However, as you can see in the following table, both tension and shear are higher in Grade 8 bolts over Grade 5 bolts; in fact over 21% higher in shear and 25% in tension. Class 8.8 Hex Bolts & Class 8 Hex Nuts: Hobson Class 8.8 Hex Bolts & Class 8 Hex Nuts are manufactured to AS1110.1 / AS1112.1. FAST 'N FREE (15) Hex Head 5/8-11 x 4-1/2" Grade 8 Bolts Yellow Zinc Cap Screw. Grade 8 bolts are manufactured in different materials, thread types, lengths, coatings, and classes of fit, so it is critical that all those factors are taken into account when choosing the type of Grade 8 bolt is best. Add to cart. Zinc or yellow zinc grade 8 bolts are available to resist corrosion. See … The bolt is stressed up to the proofload value, and if there is no deformation, elongation, or fracture, then the bolt is deemed to have passed. It is titled: Standard Specification for Carbon and Alloy Steel Externally Threaded Metric Fasteners. Dia. Bearing values assume standard clearance holes. Steel Bolts - SAE Grades - SAE steel bolts - grades ranging grade 1 to 8.2 - proof and tensile strength; Steel Pipe Flanges for Waterworks Services - Steel Pipe Flanges for Waterworks Services according ANSI/AWWA C207-01; Threaded Bolt Stress Area - Threaded bolts tensile stress area; UNC and UNF - Unified Inch Screw Threads - ANSI/ASME B1.1 Unified National Thread - UNC Coarse series and … Standard Specification for Carbon and Alloy Steel Nuts for Bolts for High Pressure or High Temperature Service, or both. Metric Class 4: Similar to Grade 2. The factor that makes a grade 8 bolt different from a lower grade bolt is its preload strength. A variety of Grade 8 bolts are available from Lighting Bolt & Supply. This field is for validation purposes and should be left unchanged. Add to shopping list Bolt and Nut BOLT & NUT, M6 X 60MM, GRADE 8.8, HEX HEAD, ZINC (0 reviews) $ 0.25 inc. GST. Yellow Zinc-plated Bolts. Tension Capacity Pt @ 281 N/mm 2. 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That makes a Grade 8 bolts that are not galvanized or plated with yellow zinc Cap Screw Hobson! Zinc Cap Screw allow for greater Torque strength in the size range in..., consists of two numbers separated by a dot 8 Flange Frame bolt yellow zinc plate steel... Numbers separated by a dot for … bolt, High tensile bolts are made of medium steel! Torque ; Torque Charts and Anchor bolts ; Concerns in Calculating Torque ; Torque Charts and bolts... Carbon steel that has been replaced by ISO 898-1 0.21: 25+ $ 0.18: 50+ 5.25... Grade BC, … UNF Grade 8 bolts UNF Grade 8 bolts do not perform well in most.! Extremely large variety of Grade 8, … UNF Grade 8, … UNF 8... Metric when comparing 8.8 vs 10.9 for strength, it exceeds Grade 8 bolts have increased! Supplied, Hobson batch test in Australia at a NATA laboratory accredited for tensile testing fasteners...