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Carbon Steel Nuts are used in a variety of applications. Carbon Steel Nuts have the property of hardness. These also have high strength. Carbon Steel Nuts are resistant to corrosion, stress corrosion cracking and also towards the damages that could occur because of corrosion. 

The CARBON STEEL 10.9 Nuts have excellent properties, such as they show great tensile strength as well as flexibility in unfavourable environments. These CARBON STEEL 10.9 Nuts have other characteristics: they have an excellent finish and are easy to install. Along with this, they are also durable and are low maintenance. The CARBON STEEL 12.9 Nuts have excellent mechanical strength as well as the characteristic of flexibility and, therefore, can withstand unfavourable situations.

These Carbon Steel Nuts are manufactured by taking into consideration all the industrial standards as well as guidelines along with the rules and regulations so that high-quality products are manufactured. These Carbon Steel Nuts could be available in different types based on the specifications provided by the user or the need of the application.

In order to produce high-quality Carbon Steel Nuts, they have to undergo a series of tests to test and improve their quality. As these have all of the mentioned properties and characteristics, they are used in a wide range of applications. These include marine industries, oil and gas industries, pulp and paper industries, and so on.

How It Work?

Laboratory Tested
Quality Assurance
On Time Delivery
Shipping Globally
Best Services

Specification :-

Specification ASTM B 151 ASME SB 151
Standard DIN, ASTM, BS and all International Standards
Size M3 - M56 | 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
Threads available UNF, BSW, BSF, METRIC, UNC, or as required
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

CARBON STEEL 10.9 Nuts - -
CARBON STEEL 12.9 Nuts - -

Chemical Composition

Grade C P S B
Carbon Steel 10.9 0.20-0.55 0.025 0.025 0.003
Carbon Steel 12.9 0.28-0.5 0.025 0.025 0.003

Mechanical Properties

Element Nominal thread diameter size range [mm] Proof strength [MPa] Yield strength (min) [MPa] Tensile strength (min) [MPa] Hardness [Rockwell]
Carbon Steel 10.9 5–100 830 940 1040 C32–39
Carbon Steel 12.9 1.6–100 970 1100 1220 C39–44

Applications and Uses

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