Sumit Impex is a leading manufacturer, supplier, and exporter of SAE J429 Grade 8 Fasteners. Our extensive range of products is renowned for its exceptional quality, reliability, and strict adherence to stringent standards. Committed to excellence, we ensure that our fasteners deliver optimal performance across various applications. Trust us for top-notch fastening solutions that meet and exceed the demanding requirements of SAE J429 Grade 8 specifications. Whether you need bolts, screws, nuts, or any other type of fastener, you can rely on us for superior quality and unmatched reliability.

Sumit Impex is a Supplier of SAE J429 Grade 8 Fasteners, Biggest Stockist of SAE J429 Grade 8 Fasteners as per Standards in Mumbai, India.

SAE J429 Grade 8 Fasteners,  Grade 8 Bolts, SAE J429 Nuts,  SAE J429 GR 8 Screws, SAE J429 Washers, SAE J429 Gr8 Fasteners Price In India, SAE J429 Bolts

SAE J429 Grade 8 Fasteners are known for their high tensile strength and durability, making them suitable for heavy-duty applications in automotive, construction, and machinery industries. These fasteners offer excellent corrosion resistance, making them ideal for harsh environments or applications where exposure to moisture or chemicals is a concern. Common applications include structural connections, engine components, and industrial machinery, where reliability and longevity are crucial.

Sumit Impex is a leading provider of SAE J429 Grade 8 Fasteners, offering comprehensive quality assurance through a range of tests and certifications. Our products undergo rigorous micro and macro tests, flaring, and pitting resistance tests to ensure exceptional performance and durability. Additionally, we conduct PMI testing, provide 100% radiography test reports, and furnish third-party inspection certificates, reaffirming our commitment to delivering superior fasteners to our valued customers.

SAE J429 Grade 8 Fasteners

Standard Specification For SAE J429 Grade 8 Fasteners

Specifications ASTM A 193 / ASME SA 193
Fasteners size Bolt / Screw Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Nuts Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Washers Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Machine Screws Size : M1.6 – M12
Self Tapping Screw Size : No.2 – No. 14
Fasteners Length 3 mm to 200 mm
Fastener Threads UNF, BSW, BSF, METRIC, UNC or as required
Standard of Stainless Steel Fasteners DIN : DIN 934, DIN 931, DIN 970, DIN 933
ISO : JIS standards, ISO 4033, ISO 4032,
ANSI – American National Standards Institute
ASME B18.5
ANSI B 28.2.4 1M
as per defined in ASME B16.5 standard SS Stud Bolt length
ANSI B 18.2.4 2M
as per defined in ASME B18.2.2 SS Hex nuts
Dimensions DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3
Surface Coating Ptfe Coated Stainless Steel Fasteners
Phosphate Coating
Teflon Coating
Zinc Coating
Hot Dipped Galvanizing Coating
Cadmium Coating
Xylon Coating
Fasteners Finishing Stainless steel : Self-Colour, Passivated, Bright Zinc Plated (BZP), Hot Dip Galvanised (HDG), Stainless Steel, Sherardized, some special one like DACROMET Geometry and Mechanically Applied coating ,Dacroment, nickel plated, anodizing, plated zinc-nickel
Zinc (blue, black, yellow, white), black oxide.

SAE J429 Grade 8 Fasteners Types

Stud Bolts

Stud Bolts







SAE J429 Grade 8 Fasteners Equivalent Grades

SAE J429 Grade ASTM Equivalent
Grade 1 A307 Grades A or B
Grade 2 A307 Grades A or B
Grade 5 A449
Grade 8 A354 Grade BD

SAE J429 Grade 8 Fasteners Chemical Composition

Grade Material Carbon Phosphorus, max Sulfur, max Marking
2 low or medium carbon steel 0.15 – 0.55% 0.03% 0.05% none
5 medium carbon steel 0.28 – 0.55% 0.003% 0.05% 3 radial lines
8 medium carbon alloy steel 0.28 – 0.55% 0.03% 0.05% 56 radial lines

SAE J429 Grade 8 Fasteners Mechanical Properties

Grade Size Full Size Proofload, psi Yield Strength, psi min. Tensile Strength, psi min. Elong. min. RA min. Core Hardness, Rockwell Tempering Temperature
8 1/4″ – 1-1/2″ 120,000 130,000 150,000 12 35 C33 to C39 800F

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SAE J429 Grade 8 Fasteners Applications

Export & Supply Destinations Of SAE J429 Grade 8 Fasteners

Japan, Oman, Myanmar, India, Jordan, Macau, China, British, Iraq, Singapore, Malaysia, Bahrain, Lebanon, Thailand, Mongolia, Vietnam, Philippines, Afghanistan, Kuwait, Indonesia, Nepal, Bangladesh, Taiwan, Russia, Maldives, Bhutan, Saudi Arabia, Armenia, Israel, Hong Kong, North Korea, Egypt, Turkey, Kyrgyzstan, United Arab Emirates, South Korea, Qatar, Iran, Azerbaijan, Sri Lanka.

Azerbaijan, Ireland, Slovakia, Ukraine, Finland, Latvia, Russia, Malta, Liechtenstein, Norway, France, Belgium, Turkey, Luxembourg, Serbia, Spain, Lithuania, Poland, Croatia, Portugal, Sweden, Estonia, Cyprus, Moldova, Netherlands, Bulgaria, Hungary, Greece, United Kingdom, Switzerland, Germany, Monaco, Czechia/Czech Republic, Belarus, Denmark, Austria, Romania, Italy.

Central African Republic, Morocco, Egypt, Senegal, Ethiopia, Algeria, Liberia, Eswatini, Tanzania, Zimbabwe, Libya, Namibia, Burundi, Tunisia, Uganda, South Africa, Angola, Mozambique, Mauritania, Kenya, Zambia, Mauritius, Nigeria, Botswana, Burkina Faso, Seychelles, Madagascar, Niger, Rwanda, Cameroon, Gambia.

Mexico, Dominican Republic, Jamaica, Honduras, Costa Rica, Saint Vincent and the Grenadines, Cuba, Panama, Antigua and Barbuda, Bahamas, United States of America, Barbados, Haiti, Saint Lucia, El Salvador, Trinidad and Tobago, Canada, Belize, Nicaragua, Guatemala, Grenada, Dominica.

Guyana, Ecuador, Paraguay, Bolivia, Uruguay, Peru, Brazil, Colombia, Suriname, Argentina, Chile, Venezuela.