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ISO 898-1 GR 8.8 Bolts

ISO 898-1 GR 8.8 Bolts, ISO 898-1 GR 8.8 Stud Bolts, Heavy Hex Bolts & 8.8 Bolting Supplier in Mumbai, India

Unifit Metal Alloys is a manufacturer, supplier, stockist and exporter of ISO 898-1 Grade 8.8 Bolts in Mumbai, India, supplying high-strength carbon steel and alloy steel fastening products for machinery, structural assemblies, fabrication, equipment and general engineering applications. Grade 8.8 bolts are selected for applications requiring a good combination of tensile strength, yield strength and dependable load-bearing performance. We supply different diameters, lengths, thread forms and configurations for standard and customized requirements.

ISO 898-1 Grade 8.8 Bolts are manufactured from suitable steel materials and subjected to controlled heat treatment to achieve the mechanical properties specified for the strength class. These bolts provide reliable clamping force and are suitable for heavily loaded bolted joints where ordinary commercial-grade fasteners may not be adequate. They are commonly used with compatible nuts and washers in mechanical and structural assemblies.

ISO 898-1 GR 8.8 Bolts, ISO 898-1 GR 8.8 Stud Bolts, Heavy Hex Bolts & 8.8 Bolting Manufacturer and Supplier in Mumbai, India

Grade 8.8 bolts are widely used in industrial machinery, automotive equipment, steel structures, fabrication projects, construction equipment, plant machinery, agricultural equipment and general engineering applications. Their high-strength characteristics make them suitable for assemblies subjected to significant tensile and clamping loads.

At Unifit Metal Alloys, we supply ISO 898-1 Grade 8.8 Bolts in various sizes, lengths, thread configurations and surface finishes. We cater to maintenance requirements, fabrication work, bulk orders and industrial projects.

Get the Best Quote for ISO 898-1 GR 8.8 Bolts. We Stock ISO 898-1 GR 8.8 Bolts in Various Diameters, Lengths, Thread Sizes, Specifications and Surface Finishes. Contact Us Today for a Competitive Quote.

ISO 898-1 GR 8.8 Bolts Specifications

Material Carbon Steel / Alloy Steel
Grade ISO 898-1 Property Class 8.8
Standard ISO 898-1
Product Type Hex Bolts, Heavy Hex Bolts, Socket Head Cap Screws, Stud Bolts, Screws, Threaded Rods and Custom Fasteners
Size Range M5 to M64 | Custom Sizes Available
Length 10 mm to 1000 mm | Custom Lengths Available
Thread Standard Metric Coarse, Metric Fine and Custom Threads
Manufacturing Process Cold Forged, Hot Forged, Machined and Thread Rolled
Heat Treatment Quenched and Tempered
Finish Plain, Zinc Plated, Hot-Dip Galvanized, Black Oxide and Custom Finishes
Nominal Tensile Strength 800 MPa
Nominal Yield Strength 640 MPa
Application Construction, Structural Engineering, Automotive, Machinery, Heavy Equipment, Industrial Equipment and General Engineering
Packaging Cartons, Wooden Cases, Pallets, Bulk and Custom Packaging

Chemical Composition for ISO 898-1 GR 8.8 Bolts

Element Composition (%)
Carbon (C) 0.25 max.
Phosphorus (P) 0.025 max.
Sulfur (S) 0.025 max.
Boron (B) 0.003 max.
Alloying Elements As specified by the steel manufacturer to achieve the required mechanical properties

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Mechanical Properties of ISO 898-1 GR 8.8 Bolts

Property ISO 898-1 Property Class 8.8
Nominal Tensile Strength 800 MPa
Minimum Tensile Strength 800 MPa
Nominal Yield Strength 640 MPa
Minimum Yield Strength 640 MPa
Elongation 12% min.
Hardness 250 – 320 HV

Ready Stock of ISO 898-1 GR 8.8 Bolts

ISO 898-1 GR 8.8 Hex Bolts
ISO 898-1 GR 8.8 Heavy Hex Bolts
ISO 898-1 GR 8.8 Stud Bolts
ISO 898-1 GR 8.8 Full Thread Studs
ISO 898-1 GR 8.8 Double Ended Studs
ISO 898-1 GR 8.8 Tap End Studs
ISO 898-1 GR 8.8 Threaded Rods
ISO 898-1 GR 8.8 Eye Bolts
ISO 898-1 GR 8.8 Anchor Bolts
Alloy Steel ISO 898-1 GR 8.8 Bolts
ISO 898-1 GR 8.8 Flange Bolts
ISO 898-1 GR 8.8 U-Bolts

ISO 898-1 GR 8.8 Bolts Application Industries

Refineries
90%
Oil and Gas Industry
96%
Power Generation
80%
Pharmaceutical Equipment
85%
Pulp & Paper Industry
88%