High Tensile Hot Forged Hex Bolt

The High Tensile Hot Forged Hex Bolt is a critical component used for joining structural parts in demanding environments. Manufactured by Zeron Fasteners, this product is typically made from medium carbon steel and undergoes a hot forging process, which increases the material's grain flow and density, resulting in superior strength and impact resistance. These Grade 8.8 bolts are widely utilised across the construction, automotive, and heavy machinery industries for their reliable clamping force and ability to withstand high stresses. Zeron Fasteners ensures that every bolt meets strict quality control parameters, making them the preferred choice for reliable, high strength fasteners for crucial applications worldwide.

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High Tensile Hot Forged Hex Bolt Manufacturer & Supplier in India

High Tensile Hot Forged Hex Bolt Chemical Composition

Chemical Composition of Grade 8.8 Bolt Material (Mass %)
Carbon (C) 0.15 - 0.40
Silicon (Si) Max 0.50
Manganese (Mn) 0.30 - 1.20
Phosphorus (P) Max 0.030
Sulphur (S) Max 0.030
Chromium (Cr) Max 0.50
Molybdenum (Mo) Max 0.10
Boron (B) Max 0.003

High Tensile Hot Forged Hex Bolt Mechanical Properties

Mechanical Properties of High Tensile Hot Forged Hex Bolt (Grade 8.8)
Property Value
Tensile Strength (Rm) Min 800 N/mm2 (800 MPa)
Yield Strength (ReL) Min 640 N/mm2 (640 MPa)
Elongation After Fracture (A) Min 12%
Hardness (Vickers) 250 - 320 HV
Impact Strength (ISO-V) Min 30 Joules (at -20°C)

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