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Alloy 4140 Steel Round Bar India | Astm A29 Grade Manufacturer & Supplier, High Tensile Alloy Steel

Alloy 4140 Steel Round Bar India | Astm A29 Grade Manufacturer & Supplier, High Tensile Alloy Steel

Specification Details
Size Range5
Length10
StandardsAstm, Asme, Din, En, Jis
FinishedBlack, Bright, Cold Drawn, Polish, Polished

Alloy 4140 Steel Round Bar India | EN19 Grade Manufacturer & Supplier, IS Standard Alloy Steel

Nippon Alloys Inc. is a leading Alloy 4140 Steel Round Bars Manufacturer, providing high-end round bars that are made to satisfy the needs of various industries. A low-alloy steel made of chromium-molybdenum (Cr-Mo), alloy 4140 is known for its exceptional strength, durability, and resistance to wear. It is a great option for applications in the heavy machinery, automotive, aerospace, and oil and gas industries because of these qualities. In high-pressure and high-temperature settings, these round bars offer remarkable longevity due to their great tensile strength and stress tolerance. 


 As a trusted Alloy 4140 Steel Round Bar supplier, we offer precisely manufactured bars with exceptional mechanical dependability, corrosion resistance, and hardness. Our round bars are made with nitrogen, silicon, manganese, nickel, chromium, and other vital ingredients to ensure long-lasting performance. Each bar is made to exacting industry standards by Nippon Alloys Inc., which qualifies them for use in engineering, industrial manufacturing, and construction. These round bars provide the strength and dependability needed for crucial activities, and they have outstanding machinability and structural integrity.


Alloy 4140 Steel Round Bar Weight Chart

Diameter (mm)Diameter (inch)Weight (kg/m)Weight (lbs/ft)
10 mm0.39"0.620.42
12 mm0.47"0.890.60
16 mm0.63"1.581.06
20 mm0.79"2.471.66
25 mm0.98"3.852.59
32 mm1.26"6.314.24
40 mm1.57"9.866.63
50 mm1.97"15.4210.36
63 mm2.48"24.4716.44
75 mm2.95"34.7223.33
90 mm3.54"49.9033.53
100 mm3.94"61.6541.42





Type of Sub-products

Frequently Asked Questions

Is 4140 steel round bar weldable?

Are there equivalent grades of 4140 steel round bars?

How are 4140 steel round bars manufactured?


Countries We Export

  • India


Cities We Supply

  • Ahmadnagar

  • Ahmedabad

  • Bengaluru

  • Chandigarh

  • Chennai

  • Coimbatore

  • Haridwar

  • Hyderabad

  • Jaipur

  • Jodhpur

  • Kalyan

  • Kolhapur

  • Kolkata

  • Lucknow

  • Mumbai

  • Murud (raigad)

  • Nagpur

  • Nashik

  • Navi Mumbai

  • New Delhi

  • Pune

  • Raipur

  • Rajkot

  • Rampura

  • Surat

  • Thane

  • Varanasi

  • Visakhapatnam

  • Moradabad

  • Angul

  • Rudrapur

  • Hosdurg

  • Gandhinagar

  • Rajahmundry

  • Durgapur

  • Bharuch

  • Panipat


Industries We Serve

  • Sugar industry

    Sugar

  • Oil And Gas Industries industry

    Oil And Gas Industries

  • Paper Mill industry

    Paper Mill

  • Power Plant industry

    Power Plant

  • Bridge And Building industry

    Bridge And Building

  • Aerospace Industries industry

    Aerospace Industries

  • Automobile Industry industry

    Automobile Industry

  • Electrical Industry industry

    Electrical Industry

  • Defense Industry industry

    Defense Industry

  • Construction & Fabrications industry

    Construction & Fabrications

  • Ring Man Units industry

    Ring Man Units

  • Railways industry

    Railways

  • Gasket Industry industry

    Gasket Industry

  • Pharmaceuticals Industry industry

    Pharmaceuticals Industry


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