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Alloy Steel GR 7 Fasteners


Alloy Steel GR 7 Fasteners

How It Work?

Laboratory Tested
Quality Assurance
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Shipping Globally
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Specification :-

Specifications DIN, ISO ,JIS ,GB, IS, BS, ASTM
Standard ASTM / ASME SB 160 / 164 / 425 / 166 / 446 / 574 / 472
Size M0.2 to M33 | 3/6" to 2" | Custom Sizes
Length 3 mm to 200 mm | Custom Sizes
Dimensions DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3
Form Hex, Threading, Square, Round as per Gauge Etc.
Threads Unless otherwise specified, the threads shall be rolled or cut and tapped horizontally or vertically
Threads available UNF, BSW, BSF, METRIC, UNC, or as required
Threads Configuration ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads
Certification Dual Certified As per ASTM & ASME Codes
Test Certificate As per EN 10204 / 3.1 Manufacturer Test Certificate, PED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified
Raw materials Source JSPL, Mukund Steel, Tata Steel, Dhamm Steel, Usha Martin,etc.
Packing IN BULK: canton, pallet, Small Boxs / carton / pallet, or customer request
Surface Coating Cadmium Coating
Hot Dipped Galvanizing Coating
Ptfe Coated
Phosphate Coating
Teflon Coating
Xylon Coating
Zinc Coating

Equivalent Grades

STANDARD WERKSTOFF NR. UNS
Alloy Steel GR 7 - -

Chemical Composition

Grade C Mn Si P S Co Cr
GR 7 0.37-0.49% 0.65-1.10% 0.04% 0.04% 0.15-0.035% 0.15-0.25% 0.75-1.20%

Mechanical Properties

Grade Diameter Tensile Strength Yield Strength Elongation Reduction Hardness
GR 7 - - - - - -

Applications and Uses

  • Chemical Industries
  • Oil & Gas Industrires
  • Power Plant Industries
  • Shipbuilding Industries
  • Fertilizer Industrires
  • Petrochemical Industrires
  • Sugar Industrires
  • Cement Industrires