MetalX Nickel Alloys

Hastelloy B3 Round Bar

Specification Hastelloy B3 Round Bar Details 
Product NameHastelloy B3 Round Bar
Material GradeHastelloy B3 / Alloy B3
UNS DesignationUNS N10675
Werkstoff NumberW.Nr. 2.4600
Material TypeNickel-Molybdenum Alloy
Chemical CompositionNickel Balance, Molybdenum 28–32%, Chromium 1.5–2.5%, Iron 1.5–2.5%, Cobalt 3% max, Tungsten 3–4.5%, Carbon 0.01% max, Silicon 0.10% max
Manufacturing TypeHot Rolled / Cold Drawn / Forged / Ground
Round Bar StandardASTM B335 / ASME SB335
Forging StandardASTM B564 / ASME SB564
General RequirementsASTM B880 / applicable material requirements
DiameterAs per Standard / Customer Requirement
Diameter RangeApproximately 3 mm to 500 mm, depending on manufacturing capability
LengthStandard 1–6 m / Fixed or Customized Length
Toleranceh7, h8, h9, h10, h11 or as required
Surface FinishBlack / Bright / Peeled / Ground / Polished / Machined
Heat TreatmentSolution Annealed
ConditionAnnealed / Cold Drawn / Ground / Polished
MTCEN 10204 3.1 / 3.2
TestingChemical, Mechanical, Dimensional, Visual, Hardness, Ultrasonic and NDT as specified
Tensile StrengthMinimum approximately 760 MPa
Yield StrengthMinimum approximately 350 MPa
ElongationMinimum approximately 40%
DensityApproximately 9.22 g/cm³
Melting RangeApproximately 1330–1370°C
Corrosion ResistanceExcellent resistance to reducing environments and aggressive chemical media
Acid ResistanceExceptional resistance to hydrochloric acid and sulfuric acid, particularly under reducing conditions
Thermal StabilityImproved resistance to grain-boundary precipitation and intergranular corrosion compared with earlier B-series alloys
WeldingExcellent weldability with suitable B3-compatible filler metals
Filler MetalERNiMo-10 / Alloy B3 compatible filler
Welding ElectrodeENiMo-10
Available FormRound Bar / Rod / Precision Ground Bar
CustomizationDiameter, Length, Tolerance, Finish, Heat Treatment, Testing and Documentation
OriginEuropean / American / Japanese / Korean and other approved origins
Export SupplyWorldwide Export Supply
Exporter SupportTechnical specification, inspection, certification, export packing and international shipment coordination
ApplicationsChemical Processing, Acid Processing, Petrochemical, Pharmaceutical, Pollution Control, Pickling Equipment, Reactors, Heat Exchangers and Process Industries

 

Hastelloy B3 Round Bar – Standard Dimensions

Diameter (mm)Diameter (in.)Weight (kg/m)Weight (lb/ft)
50.1970.1810.122
60.2360.2610.175
80.3150.4630.311
100.3940.7250.487
120.4721.0440.701
140.5511.4240.957
160.6301.8561.247
180.7092.3491.578
200.7872.8991.948
220.8663.5062.356
250.9844.5293.043
281.1025.6823.816
301.1816.5154.376
321.2607.4094.976
361.4179.3956.309
401.57511.5967.791
451.77214.6809.860
501.96918.09612.160
562.20522.76515.290
632.48028.82619.370
712.79536.70024.660
803.15046.43031.190
903.54358.72039.450
1003.93772.42048.650
1104.33187.75058.950
1254.921113.16076.020
1505.906163.230109.640
1756.890222.160149.290
2007.874289.920194.690

 

Hastelloy B3 Round Bar – Inch / US Bar Sizes

US Bar SizeDiameter (in.)Diameter (mm)Approx. Weight (kg/m)
#20.2506.350.290
#30.3759.530.652
#40.50012.701.159
#50.62515.881.814
#60.75019.052.609
#70.87522.233.532
#81.00025.404.634
#91.12528.585.860
#101.25031.757.244
#111.37534.938.759
#121.50038.1010.430
#131.62541.2812.260
#141.75044.4514.230
#151.87547.6316.330
#162.00050.8018.570
#182.25057.1523.490
#202.50063.5029.000

 

Hastelloy B3 Round Bar – Size & Tolerance Chart

Diameter RangeAvailable FinishTypical ToleranceSupply Condition
3–10 mmBright / Cold Drawn / Groundh8 / h9 / h10 / h11Solution Annealed
10–25 mmBright / Cold Drawn / Polishedh8 / h9 / h10 / h11Solution Annealed
25–50 mmCold Drawn / Peeled / Groundh9 / h10 / h11Solution Annealed
50–75 mmPeeled / Ground / Polishedh10 / h11Solution Annealed
75–100 mmPeeled / Machined / Groundh11Solution Annealed
100–150 mmHot Rolled / Peeled / Machinedh11 / Customer RequirementSolution Annealed
150–250 mmHot Rolled / Forged / MachinedCustomer RequirementSolution Annealed
250–350 mmForged / Rough MachinedCustomer RequirementSolution Annealed
350–500 mmForged / Custom MachinedCustomer RequirementSolution Annealed

 

Most Common Types Of Inconel 600 Pipe

Why Should You Buy From MetalX Nickel & Alloys?
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  • Technical Data Sheets and Material Test Certificates (MTC) provided along with quotations.
  • Free samples and latest price lists available on request.
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  • Weight comparison charts and price-per-kg comparisons for materials sourced from China and India.

Key Features of Hastelloy B3 Round Bar

  • Excellent Corrosion Resistance – Hastelloy B3 Round Bar provides excellent resistance to many severe reducing chemical environments.
  • High-Performance Nickel-Molybdenum Alloy – High molybdenum content provides strong resistance to reducing acids.
  • Excellent Hydrochloric Acid Resistance – Particularly valued for resistance to hydrochloric acid across a range of concentrations and temperatures.
  • Excellent Resistance to Reducing Acids – Suitable for selected sulfuric, acetic and other reducing acid environments.
  • Excellent Pitting & Crevice Resistance – Provides good resistance to localized corrosion in appropriate service conditions.
  • Good Stress Corrosion Cracking Resistance – Offers useful resistance to stress corrosion cracking in reducing environments.
  • Good Thermal Stability – Designed to maintain useful corrosion performance under demanding process conditions.
  • Improved Weldability – Hastelloy B3 was developed with improved thermal stability and reduced tendency toward grain-boundary precipitation compared with earlier B-family alloys.
  • Hot Rolled & Cold Drawn Options – Round bars can be supplied in different manufacturing conditions according to requirements.
  • Forged Options Available – Forged round bars can be supplied for selected dimensions and applications.
  • Wide Diameter Availability – Available in different diameters for machining, fabrication and component manufacturing.
  • Multiple Surface Finishes – Bright, polished, pickled, ground, peeled and other specified finishes can be supplied.
  • Solution Annealed Condition – Material can be supplied in solution-annealed condition according to applicable specifications.
  • Chemical Processing Applications – Suitable for aggressive chemical processing equipment and components.
  • Acid Handling Applications – Useful for equipment exposed to hydrochloric acid and other reducing acids.
  • Pickling Equipment Applications – Can be considered for selected pickling and acid-processing equipment.
  • Pharmaceutical Applications – Suitable for selected pharmaceutical processing equipment requiring corrosion-resistant nickel alloy materials.
  • Petrochemical Applications – Can be used in selected petrochemical process equipment involving reducing chemical media.
  • Industrial Processing Applications – Suitable for demanding process environments requiring high corrosion resistance.
  • Reliable Material Traceability – Material certificates and inspection documentation can be supplied according to order requirements.
  • Quality Testing Available – Chemical, mechanical, dimensional, hardness, visual and other specified inspections can be arranged.
  • Export-Ready Material – Round bars can be suitably packed for handling, storage and international transportation.
  • Global Hastelloy B3 Round Bar Exporter – METALX NICKEL & ALLOYS supplies Hastelloy B3 Round Bars to international buyers, distributors, traders, stockholders and industrial end users.
SpecificationHastelloy B3 Round Bar Details
Product NameHastelloy B3 Round Bar
Material GradeHastelloy B3 / Alloy B3
UNS DesignationN10675
Material Number2.4600
Material TypeNickel-Molybdenum Alloy
ManufacturingHot Rolled / Cold Drawn / Forged, as required
Applicable StandardsASTM / ASME specifications as applicable
Common StandardASTM B335 / ASME SB335, where applicable
Bar TypeRound Bar
DiameterAs per customer requirement and applicable standard
LengthStandard, random and customized lengths
Surface FinishBright, polished, pickled, ground, peeled or as required
Heat TreatmentSolution annealed as applicable
End ConditionPlain cut, chamfered or as specified
TestingChemical, mechanical, dimensional, hardness, visual and other specified tests
Corrosion ResistanceExcellent resistance to reducing chemical environments
Acid ResistanceExcellent resistance to hydrochloric acid and other reducing acids
Pitting & Crevice ResistanceGood resistance to localized corrosion in suitable environments
Stress Corrosion ResistanceGood resistance to stress corrosion cracking in reducing environments
ApplicationsChemical processing, acid handling, pickling equipment, pharmaceutical, petrochemical and industrial processing equipment
CustomizationDiameter, length, surface finish, heat treatment, testing and documentation as required
PackingExport-worthy packing suitable for safe international transportation
Export SupplyAvailable for international buyers, distributors, EPC contractors and industrial end users

 

1. What is Hastelloy B3 Round Bar?

Hastelloy B3 Round Bar is manufactured from a nickel-molybdenum alloy designed for excellent resistance to reducing acids and severe chemical processing environments.

The UNS designation of Hastelloy B3 is N10675

The material number is 2.4600.

Hastelloy B3 is primarily a nickel-molybdenum alloy designed for reducing chemical environments.

A commonly applicable specification is ASTM B335 / ASME SB335, subject to the exact product requirements.

Yes. Hastelloy B3 is particularly valued for its excellent resistance to hydrochloric acid and other reducing acid environments.

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