AISI 4140 Round Bars Manufacturer

Sachiya Steel International Is One Of The Leading Manufacturer And Exporter Of High Quality AISI 4140 Round Bars. These AISI 4140 Round Bar are made using high-quality raw materials and cutting-edge technologies in compliance with globally recognized quality standards. These AISI 4140 Round Bar is available in a variety of standard and customized specifications to meet our clients’ needs at the most competitive prices. The alloy steel AISI 4140 is chromium-molybdenum alloy steel.

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AISI 4140 Round Bars
      AISI 4140 Round Bars

The molybdenum element promotes the homogeneous hardness and great strength, while the chromium component allows for superior hardness penetration. The desirable properties of AISI 4140 Round Bars include superior toughness, good ductility, and good wear resistance in quenched and tempered conditions. AISI 4140 Round Bar can withstand temperatures of up to 538 degrees Celsius (1000 degrees Fahrenheit) and preserve its characteristics even after extended exposure to high operating temperatures.

These AISI 4140 Round Bars feature strong strength and wear resistance, as well as exceptional hardness, ductility, and the ability to withstand stress at high temperatures.  AISI 4140 Round Bar is widely utilized in a variety of industries for machinery parts and components, connecting rods, hydraulic machinery shafts, milling spindles, chuck bodies, piston rods, and other purposes.

AISI / SAE 4140 Round Bar Specifications

Dimensions : EN, DIN, JIS, ASTM, BS, ASME, AISI
Size
: 5 mm To 500 mm
Diameter : 0.1 mm to 100 mm
Length : 100 mm To 3000 mm Long & Above
Finish : Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
Tolerance : H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements
Form : Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc.

4140 AISI / SAE Round Bar Chemical Composition

Grade C Mn Si P S Fe Mo Ni Cr
AISI / SAE 4140 0.38-0.43 0.75-1.00 0.20-0.35 0.035 max 0.035 MAX 0.15-0,25 0.80-1.10

AISI / SAE 4140 Rods Mechanical Properties

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
7.85 g/cm3 1432 ℃ 560 460 21.50%

Equivalent Grades for 4140 AISI / SAE Round Bar

STANDARD WERKSTOFF NR. UNS JIS BS EN
AISI / SAE 4140 1.7225 G41400 SCM 440 BS 708M40 1.7223

AISI / SAE 4140 Round Bar Application Industries

  • Off-Shore Oil Drilling Companies
  • Power Generation
  • Petrochemicals
  • Gas Processing
  • Specialty Chemicals
  • Pharmaceuticals
  • Pharmaceutical Equipment
  • Chemical Equipment
  • Sea Water Equipment
  • Heat Exchangers
  • Condensers
  • Pulp and Paper Industry

4140 AISI / SAE Rods Test Certificates

We at Sachiya Steel International provide Manufacturer TC (Test Certificate) in accordance to EN 10204/3.1B, Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report. We also provide Standard certificates like EN 10204 3.1 and additional requirement like. NACE MR 01075. FERRIT CONTENT as per norms if requested by clients.

• EN 10204/3.1B,
• Raw Materials Certificate
• 100% Radiography Test Report
• Third Party Inspection Report, etc

Material Testing:

We at Sachiya Steel International ensure that all our materials go through strict quality tests before dispatching them to our clients.

• Mechanical Testing Such as Tensile of Area
• Hardness Test
• Chemical Analysis – Spectro Analysis
• Positive Material Identification – PMI Testing
• Flattening Test
• Micro and Macro Test
• Pitting Resistance Test
• Flaring Test
• Intergranular Corrosion (IGC) Test

Documentation

• Commercial Invoice which includes HS Code
• Packing List including net weight and gross weight, number of boxes, Marks and Numbers
• Certificate of Origin legalized/attested by Chamber of Commerce or Embassy
• Fumigation Certificates
• Raw Material Test Reports
• Material Traceability Records
• Quality Assurance Plan (QAP)
• Heat Treatment Charts
• Test Certificates certifying NACE MR0103, NACE MR0175
• Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2
• Guarantee Letter
• NABL approved Laboratory Test Reports
• Welding Procedure Specification/Procedure Qualification Record, WPS/PQR
• Form A for the purposes of the Generalized System of Preferences (GSP)