Inconel Round Bars

Inconel round bar is a strong cylindrical metal rod made from Inconel an alloy specially composed of nickel, chromium & different elements like iron (Fe), Molybdenum (Mo), & Niobium (Nb). Alloys are well-known for their first-rate resistance to heat, corrosion, and oxidation, which can also be resisted, even in severe conditions.

Inconel Bars, Inconel Rods & Wires, Inconel Rods, Alloy Round Bar and Inconel Round Bar Suppliers and Inconel Round Bar Manufacturer in India

Inconel round bars are designed to be utilized in severe thermal and high pressure conditions. These bars have a renowned high level of mechanical strength, which makes them very good in the resistance to oxidation, pitting, and chloride-stressed corrosion, even under the most volatile conditions. They are therefore of choice in the production of high-value products like turbine shafts, high strength fasteners and specialized valves in the aerospace, marine, and oil and gas industry.

To meet diverse engineering requirements, Solitaire Overseas maintains a comprehensive inventory of grades, including Inconel 600, 625, 718, and 825. Available in various diameters and finishes, these rods are designed to provide long-term durability where standard materials would fail. Whether for chemical processing or power generation, our Inconel bar stock delivers the specialized reliability required for modern industrial infrastructure. 

As one of the premier Inconel Round Bar Suppliers, Solitaire Overseas has a broad range of these nickel products in a variety of surface finish as well as metric and imperial sizes. We have a wide variety of Alloy Round Bar products that can be of high-quality international standards, including ASTM B166 and DIN 2.4816. In addition to the regular rounds, our product line will have special shapes, such as hexagon, rectangular, square, and forged bars. Every inconel rod is machined to very thin dimensional tolerances, so that they can be used in the strictest industrial uses anywhere in the world where precision and consistency. 

It combines global manufacturing quality and competitive prices in India to provide the effective, corrosion-resistant solutions to the whole world. The hot-rolled or cold-drawn finishes, all products will be available in standard sizes or custom sizes, and will be provided with full material traceability, quality documentation. Solitaire Overseas is considered your reliable supplier of high-strength alloy components that are produced to meet the strict project requirements and delivered within the specified time with the guarantee of timely delivery and responsive technical support.

Table of Contents

Inconel Round Bar Specifications

The following table provides the technical specifications, including the standard range of Inconel round bars sizes and other shapes available from our Inconel bar stock.

Specification Details
Round Bar Sizes Dia.: 3 - 600 mm, Length: 0.5 - 6.0 m, Custom sizes available
Hex Bar Sizes Dia.: 3 - 180 mm, Length: 0.5 - 6.0 m, Cut to size available
Flat Bar Sizes Thickness: 0.5 - 200 mm, Width: 1.5 - 250 mm, Length: 0.5 - 6.0 m
Square Bar Sizes Side Width: 2 - 200 mm, Length: 0.5 - 6.0 m, Cut to length available
Supply Condition Hardened, Turned & Rough, Annealed
Technique Hot Rolled, Forged, Cold Rolled, Polished
Standards ASME SB 446, ASTM B446, UNS, API, EN, DIN, ASME, AISI, GB, SUS
Testing Chemical Test, Flaring Test, Mechanical Test, PMI Test
Finish Polished, Black and Bright, Pickled
Properties Melting Point: 1,400–1,450°C, Temp. Capacity: 0.43 J/g·°C, Density: 8.47 g/cm³
Shape Options Flat, Round, Rectangular, Hex, Square

Inconel Round Bar Chemical Properties

The chemical composition is crucial for the high performance of Inconel Round Bars, defining their resistance to corrosion and oxidation. The tables below show the precise percentages of key alloying elements, particularly the high nickel (Ni) and chromium (Cr) content.

Grades Element (% by mass)
Co Mo Fe Cr Nb Ni Ti Mn Al Cu Si S   C B P
600 - - 6.0-10.0 14.0-17.0   72.0 - 1.0 - 0.5 0.5 0.015   0.15 - -
617 10.0-15.0 8.0-10.0 3.0 20.0-24.0   44.2-56.0 0.6 0.5 0.8-1.5 0.5 0.5 0.015   0.15 0.006 0.015
625 1.0 8.0-10.0 5.0 20.0-23.0 3.15-4.15 58.0 0.4 0.5 0.4 - 0.5 0.015   0.1 - 0.015
718 1.0 2.8-3.3 balance 17.0-21.0 4.75-5.5 50.0-55.0 0.3 0.35 0.65-1.15 0.2-0.8 0.35 0.015   0.08 0.006 0.015
X-750 1.0 - 5.0-9.0 14.0-17.0 0.7-1.2 70.0 2.25-2.75 1.0 0.4-1.0 0.5 0.5 0.01   0.08 - -

Inconel Round Bar Mechanical Properties

These mechanical specifications demonstrate the high strength, toughness, and thermal stability that make Inconel Round Bars suitable for aerospace and nuclear applications.

- Alloy 600 Alloy 601 Alloy 625 Alloy 718
Yield strength – Mpa 240min. 300min. 345min. 550 min.
Density 8.4 g/cm³ 8.1g/cm³ 8.4 g/cm³ 8.2 g/cm³
Tensile strength – Mpa 550min. 650min. 760min. 965min
Brinell hardness (HB) ≤195 ≤220 ≤220 ≤363
Elongation % 30min. 30 min. 30 min. 30 min.
Melting Range,℃ 1370-1425 ℃ 1320-1370℃ 1290-1350℃ 1260-1340 ℃

Equivalent Grades of Inconel Rods

This table lists the common international designations and equivalent grades for various Inconel Rods (Round Bars). These specifications ensure accurate material substitution and cross-referencing in global projects.

Grades JIS UNS WERKSTOFF NR. BS EN AFNOR GOST
Inconel 601 NCF 601 N06601 2.4851 NA 49 NiCr23Fe NC23FeA XH60BT
Inconel 600 NCF 600 N06600 2.4816 NA 13 NiCr15Fe NC15FE11M МНЖМц 28-2,5-1,5
Inconel 625 NCF 625 N06625 2.4856 NA 21 NiCr22Mo9Nb NC22DNB4M ХН75МБТЮ
Inconel 718 - N07718 2.4668 - - - -

Tolerances of Inconel Alloy Cold Drawn Bar

Dimensional tolerances are crucial for machined components to ensure precise fit and function. The following table provides the common tolerance ranges for Inconel Alloy Cold Drawn Bar based on standard DIN/ISO grades.

Section/Shape Variation Permitted Diameter, Size or Width across flats
mm mm
Round
  • + 0 to - 00.070
  • + 0 to - 00.085
  • + 0 to - 00.100
  • + 0 to - 00.120
  • + 0 to - 00.140
  • ≥6 ≦ 18
  • > 18 ≦ 30
  • > 30 ≦ 50
  • > 50 ≦ 80
  • > 80 ≦ 100
Flat (width)
  • + 0 to - 00.110
  • + 0 to - 00.130
  • + 0 to - 00.160
  • + 0 to - 00.190
  • + 0 to - 00.220
  • + 0 to - 00.350
  • + 0 to - 1.00
  • + 1.00 to - 1.00
  • < 18
  • > 18 ≦ 30
  • > 30 ≦ 50
  • > 50 ≦ 80
  • > 80 ≦ 100
  • > 100 ≦ 130
  • > 130 ≦ 160
  • > 160 ≦ 320
Flat (thickness)
  • + 0 to - 00.110
  • + 0 to - 00.130
  • + 0 to - 00.250
  • + 0 to - 00.350
  • < 18
  • > 18 ≦ 30
  • > 30 ≦ 50
  • > 50 ≦ 80
Square and
hexagon
  • + 0 to - 00.090
  • + 0 to - 00.110
  • + 0 to - 00.130
  • + 0 to - 00.160
  • + 0 to - 00.250
  • ≥ 6 ≦ 18
  • > 18 ≦ 30
  • > 30 ≦ 50
  • > 50 ≦ 80
  • > 80 ≦ 105

Inconel Bright Bar Surface Finish

The surface finish of Inconel Bright Bars is defined by the manufacturing technique used, which impacts the bar's dimensional accuracy and appearance. The following finishes are commonly available based on customer requirements.

P&T Peeled and turned RT Rough turned/peeled
BD Bright drawn SRE Slit rolled edge
CD Cold drawn P Polished
CF Cold finished HRAP Hot rolled annealed and pickled
CG Centreless ground HF Hot finished
ST Smooth turned PR Peeled and reeled

Inconel Hex Bar Sizes

Inconel Hex Bars are typically supplied in a comprehensive range of dimensions for use in fasteners, couplings, and pump parts. The table below lists common sizes available in both imperial and metric measurements.

Size in Inches Wt per Ft Wt per 12′
1″ 2.90 34.80
1-1/8″ 3.700 44.40
1-1/16″ 3.30 39.60
1-1/4″ 4.625 55.20
1-3/8″ 5.625 67.20
1-5/16″ 5.100 61.20
1-7/16″ 6.100 73.20
1-5/8″ 7.800 93.60
2-1/2″ 18.42 221.04
1-1/2″ 6.625 79.20
1/4″ 0.180 2.160
3/16″ 0.104 1.248
11/16″ 1.390 16.68
13/16″ 1.950 23.40
15/16″ 2.625 31.20
7/8″ 2.300 27.60
5/16″ 0.290 3.480
3/16″ 0.104 1.248
7/16″ 0.560 6.72
3/8″ 0.625 4.920
1-3/4″ 9.030 108.36
2″ 11.80 141.60
1/2″ 0.740 8.880
5/8″ 1.150 13.80
9/16″ 0.930 11.16
3/4″ 1.660 19.92
1-7/8″ 10.400 124.80
2-3/8″ 16.920 203.04
2-1/4″ 14.920 179.04
3″ 26.53 318.36

Weight Chart of Inconel Round Bars

The weight chart is essential for calculating shipping costs, inventory management, and structural design support. This chart provides the nominal weight per meter for various standard Inconel Round Bar diameters.

Size kilogram / Meter kilogram / Foot Size kilogram / Meter kilogram / Foot Size kilogram / Meter kilogram / Foot
1/" 0.062 0.019 22mm 2.979 0.908 3-1/4" 41.996 12.800
3mm 0.055 0.017 20mm 2.470 0.753 3" 35.762 10.900
5/32" 0.095 0.029 7/8" 3.038 0.926 3-1/2" 48.772 14.850
5mm 0.154 0.047 1" 3.970 1.210 4-1/4" 72.249 21.908
3/16" 0.141 0.043 25mm 3.871 1.180 4" 63.340 19.306
4mm 0.098 0.030 24mm 3.543 1.080 3-3/4" 55.780 17.001
6mm 0.223 0.068 27mm 4.490 1.368 4-3/4" 90.249 27.366
7/32" 0.190 0.058 26mm 4.170 1.271 4-1/2" 80.340 24.4487
7mm 0.298 0.091 30mm 5.548 1.691 5-1/2" 121.000 36.690
1/4" 0.249 0.076 1-1/8" 5.033 1.534 5" 99.940 30.461
8mm 0.398 0.120 32mm 6.314 1.894 6-1/2" 167.630 51.093
5/16" 0.387 0.118 1-1/4" 6.349 1.924 6" 143.900 43.860
3/8" 0.557 0.170 35mm 7.553 2.390 7-1/2" 225.000 68.226
9mm 0.498 0.152 1-3/8" 7.550 2.303 7" 196.000 59.432
11mm 0.748 0.228 38mm 8.903 2.792 10" 397.140 121.048
10mm 0.620 0.189 36mm 7.999 2.438 8" 254.55 77.586
12mm 0.889 0.271 40mm 9.872 3.009      
7/16" 0.761 0.232 1-1/2" 8.951 2.715      
13mm 1.043 0.318 1-3/4" 12.179 3.712      
1/2" 0.994 0.303 1-5/8" 10.449 3.200      
9/16" 1.256 0.383 1-7/8" 13.977 4.260      
14mm 1.207 0.368 45mm 12.555 3.807      
5/8" 1.551 0.473 50mm 15.414 4.698      
15mm 1.391 0.424 48mm 14.205 4.330      
17mm 1.791 0.543 2-1/8" 17.963 5.475      
16mm 1.578 0.481 2" 15.906 4.848      
18mm 2.001 0.610 60mm 22.205 6.768      
11/16" 1.880 0.573 2-1/4" 20.128 6.135      
3/4" 2.237 0.682 2-3/8" 22.435 6.838      

Inconel Bars HSN Code

The Harmonized System (HS) codes, or HSN codes, are internationally recognized for classifying goods for customs purposes. These codes are necessary for the accurate taxation and smooth logistics of Inconel Bars.

HS Code Description
72288090 Inconel 625 Round Bar
75051220 Inconel 600 Round Bar
75051220 Inconel 718 Round Bar

Inconel Flat Bar Sizes

Inconel Flat Bars are widely used for structural supports and equipment requiring rectangular profiles. The following table provides common metric sizes and their corresponding theoretical weight per meter.

Flat Bar – Metric Sizes and Weights
Flat Size Standard Length (metres) KG’s per Metre Colour Code
13 x 3 6.0 0.31 Blue
10 x 3 6.0 0.24 Blue
13 x 5 6.0 0.46 Orange
16 x 5 6.0 0.64 Orange
16 x 3 6.0 0.38 Blue
16 x 8 6.0 1.03 Red
20 x 5 6.0 0.81 Orange
20 x 3 6.0 0.48 Blue
20 x 6 6.0 0.97 White
25 x 3 6.0 0.60 Blue
20 x 10 6.0 1.61 Yellow
25 x 5 6.0 1.01 Orange
25 x 8 6.0 1.61 Red
25 x 6 6.0 1.21 White
25 x 10 6.0 2.01 Yellow
32 x 3 6.0 0.77 Blue
25 x 12 6.0 2.41 Pink
32 x 6 6.0 1.55 White
32 x 5 6.0 1.29 Orange
32 x 8 6.0 2.06 Red
32 x 12 6.0 3.09 Pink
40 x 3 6.0 0.97 Blue
32 x 10 6.0 2.58 Yellow
40 x 5 6.0 1.61 Orange

Types of Inconel Round Bars

Inconel round bars are offered in several forms based on the required finished size and manufacturing technique. The process dictates the bar's final mechanical properties and surface finish.

Inconel Square Bar
Inconel Square Bar
Inconel Alloy Rectangular Bar
Inconel Alloy Rectangular Bar
Inconel Material Bright Bar
Inconel Material Bright Bar
Inconel Metal Rounds
Inconel Metal Rounds
Inconel Shaft
Inconel Shaft
Inconel Alloy Billet
Inconel Alloy Billet
Inconel Material Bloom
Inconel Material Bloom
Inconel Metal Bar Stock
Inconel Metal Bar Stock
Inconel Polished Bar
Inconel Polished Bar
Inconel Alloy Cold Drawn Bar
Inconel Alloy Cold Drawn Bar
Inconel Material Hot Rolled Bars
Inconel Material Hot Rolled Bars
Inconel Metal Annealed Bar
Inconel Metal Annealed Bar
Inconel Forged Bar
Inconel Forged Bar
Inconel Alloy Ground and Rolled Polished Bar
Inconel Alloy Ground and Rolled Polished Bar
Inconel Material Peeled Round Bars
Inconel Material Peeled Round Bars

Applications of Inconel Round Bars

Inconel round bars are essential for applications demanding exceptional strength, stability, and corrosion resistance under extreme heat and pressure.

  • Aerospace & Aviation: Used for highly stressed components in jet engines, gas turbines, and rocket motors (e.g., shafts, bolts, turbine blades).
  • Oil & Gas (Downhole Tools): Critical for downhole drilling components and wellhead parts that must resist stress-corrosion cracking from sour gas (H2S) and chloride ions at high temperatures.
  • Chemical Processing: Used in equipment and piping where resistance to aggressive media like hot, concentrated acids, alkalis, and chlorides is necessary.
  • Nuclear Reactors: Used for control rod drive mechanisms, core components, and pressure vessel parts due to resistance to corrosion and irradiation damage in pressurized water.
  • Marine & Seawater Environments: Utilized for propeller shafts, pump shafts, and valves requiring excellent resistance to saltwater pitting and crevice corrosion.
  • High-Temperature Fixtures: Fabricated into furnace components, radiant tubes, and heat-treating baskets that must maintain strength and resist oxidation above 1000∘C.

How can the quality of Inconel Round Bars be assured?

  • Verification through third-party certification
  • Detailed chemical composition analysis
  • Comprehensive mechanical property testing
  • Advanced non-destructive examination methods
  • Thorough material inspection and testing

Inconel Round Bars Price List

Please note that the Inconel round bars price is highly variable due to fluctuating nickel and alloy surcharge markets, grade, size, and quantity. The table below offers an estimated Inconel round bars price list for common grades and sizes in the Indian market.

Grade Size Range (mm) Estimated Inconel Round Bars Price in India (INR/kg)
Inconel 600 Rod 6 to 100 ₹2,200–₹2,800
Inconel 625 Rod 12 to 150 ₹3,800–₹4,500
Inconel 718 Bar 10 to 200 ₹4,500–₹5,500
Inconel 825 Bar 15 to 100 ₹2,600–₹3,200

Note: Prices are subject to change without notice. Please contact Solitaire Overseas for the current Inconel bar stock price based on your specific required size and finish.

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