What is ASTM A194 Grade 7 / Grade 7 M Fasteners ?

The ASTM A194 fasteners are a chemical composition in which there are elements such as carbon as well as martensitic stainless steel. Alloy steel is a type that has been complexed with a range of characteristics in quantities ranging from one to fifty percent by weight to improve mechanical properties. These fasteners can be produced from either hot forging process or cold forging process.

Along with the base elements other elements also are present in the chemical composition of this alloy which gives the fasteners extra properties as well as characteristics. Elements such as chromium, molybdenum as well as silicon are included. It also contains various compositions such as cobalt, zinc etc. and so on.


GR.7M Alloy Steel Coupling Nut Exporter, Alloy Steel GR 7M Dome nuts, Alloy Steel GR 7M Bolt, Suppliers of ASTM A194 GR 7M Alloy Steel Hex Head Bolt Manufacturer in India.

Sumit Impex is very well known for producing high quality ASTM A194 Grade 7 / Grade 7 M Fasteners. They follow all the rules and regulations as well as the industrial standards and guidelines in order to produce a high quality product.

These fasteners are resistant towards wearing, are tough in nature, have a long life, are workable in nature and are rust free. Because of all these properties they are used in a wide range of industrial applications.

ASTM A194 Grade 7 / Grade 7 M Fasteners Specifications

Grade ASTM A194 Grade 7 / Grade 7 M
Specification ASTM A 193 ASME SA 193
Standard  DIN, ASTM, BS and all International Standards
Size M3 – M56 | 3/6″ to 2″ | Custom Sizes
Length 3 mm to 200 mm
Form Hex Head Bolts, Square Bolts, U bolts, Eye bolts, T bolt, Hex Bolt, Lag Bolts, Counter sunk Bolts, Hex Head nuts, Square nuts, Lock nuts, Eye nuts, wing nuts, T nuts, Panel Nuts, Coupling Nuts, Dome nuts, Acorn Nuts.
Application Most commonly used in petroleum refineries, Boilers, Heat exchangers, Condensers, Pipelines, Cooling towers, Steam exhausts, Electric generation plants, On occasion will be found in fertilizer and chemical plants.

ASTM A194 Gr 7 Fasteners





3 mm to 200 mm

M 02 to M 160

Grade Material UNS
C, % Mn, % Ph, % S, % Si, % Cr, % Ni, % Mo, % Ti, % Cb & Ta, % N, % Other Elements, %
7 Type 4140, 4142, 4145, 4140H, 4142H, 4145H 0.37-0.49 0.65-1.10 0.035 0.040 0.15-0.35 0.75-1.2 0.15-0.25
Specification Material Nominal Size, In. Tempering Temp. °F Proof Load Stress, ksi Hardness Rockwell
Min Max
ASTM A194 Grade 7 Medium Carbon Alloy Steel, Quenched and Tempered 1/4 – 4 1100 175 C24 C38

ASTM A194 Grade 7 / Grade 7 M Fasteners Dimensions

Other Products

ASTM A194 Grade 7 Fasteners ASTM A194 Grade 7 Fasteners
SS Grade 7 Nuts ASTM A194 Grade 7 Bolts Supplier
ASTM A194 Grade 7 Socket Cap Screw ASTM A194 Bolts Manufacturer
SS Grade 7 Studbolt SS ASTM A194 GRADE Grade 7 Head Bolts
ASTM A194 Coupler Nuts Exporter Grade Grade 7 spring washer Stockist
ASTM A194 GRADE Grade 7 Flat Washer ASTM A194 GRADE Grade 7 Countersunk Slotted Screw

ASTM A194 Grade 7 / Grade 7 M Fasteners Price List

  • ASTM A194 Grade 7 Socket Head Cap Screw
    US $1000-2500 / Ton
  • ASTM A194 Grade 7 Plow Bolt, Plain
    US $2000-3000 / Ton
  • ASTM A194 Grade 7 Structural Bolt
    US $1.5-4.5 / Kilogram
  • ASTM A194 Grade 7 U bolts
    US $1800-2300 / Ton
  • ASTM A194 Grade 7 Hex Nut
    US $1550-2400 / Ton
  • ASTM A194 Grade 7 Hex Lag Screw
    US $1800-2300 / Ton
  • ASTM A194 Grade 7 Flat Washer
    US $1300-2600 / Metric Ton


We Sumit Impex Metal Ensure the best quality of Packing , because its play important role especially in a case of international shipments in which consignment pass through various channels to reach the ultimate destination, so we put extraordinary concern regarding packaging.

We pack our goods in numerous ways based on the products. We pack our products in multiple ways, such as,

  • Boxes and Crates
  • Shrink-wrapped
  • Carton boxes
  • Wooden pallets
  • Wooden boxes
  • Wooden crates

Testings (Destructive, Non Destructive)

  • Mechanical Testing Such as Tensile, Elongation, Reduction of Area
  • Sulfide Stress Corrosion Cracking (SSC), NACE TM 0177
  • Hydrogen-Induced Cracking (HIC) Test, NACE TM0284
  • Positive Material Identification – PMI Testing
  • Chemical Analysis – Spectro Analysis
  • Intergranular Corrosion (IGC) Test
  • Pitting Resistance Test
  • Dye Penetrant Test (DP Test)
  • Micro Test
  • Macro Test
  • Hardness Test
  • Flaring Test
  • Flattening Test
  • Hydrostatic Test
  • Radiography Test
  • Ultra Sonic Test (UT)
  • Eddy Current Testing
  • Impact Test
  • Bend Test

Application Industries

These material are not a single material but the name for a family of corrosion resistant steels. Like many scientific breakthrough the origins of stainless steel lies in a lucky accident. From the smallest part of zipper to the largest building skyscraper, stainless steel is an essential part of modern life.Stainless steel’s strength, resistance to corrosion and low maintenance make it the ideal material for a wide range of applications. It is also has a long life cycle and is 100% recyclable.

  • Construction
  • Bridges
  • Petrochemical Industry
  • Ship Building
  • Engineering
  • General Structural Purposes
  • Offshore and Onshore Services

Stainless Steel Sheet Manufacturers

Country we serve / City we deliver

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