Ninthore Overseas is one of the Leading Manufacturer And Exporter Of High Quality Hastelloy B3 Pipes, which has some excellent features to offer such as precise dimensions, easy to fit, rust proof, and more. Hastelloy B3 Round Pipes (UNS N10675) is a nickel – molybdenum alloy with excellent resistance to hydrochloric acid at all concentrations and temperatures. Hastelloy B3 Seamless Pipes contain many elements in a variety of combinations so as to achieve the desired result. Hastelloy B3 Welded Pipes is nickel – molybdenum alloy which has the same excellent resistance to hydrochloric acid and other strongly reducing chemicals as Hastelloy B2 Welded Pipes, but with significantly better thermal stability, fabricability and SCC resistance.

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Hastelloy B3 Pipes

Hastelloy B3 Pipes

Meanwhile, these Hastelloy B3 EFW Pipes are also being offered in customized sizes and shapes to our customers. Ninthore Overseas is one of the pioneer stockiest and supplier of Hastelloy B3 Square Pipes, which is available in different sizes and shapes at reasonable price to our patrons. Austenitic chromium – nickel stainless steels such as these Hastelloy B3 Rectangular Pipes sometimes fail catastrophically by stress – corrosion cracking.

This type of failure in Hastelloy B3 Electropolish Pipes is generally associated with an environment containing chlorides as well as with stress, water, dissolved oxygen, and other factors. The tendency of austenitic alloys such as these Hastelloy B3 Hexagonal Pipes to crack trans – granularly in chloride solutions decreases as the nickel content of the alloy is increased.

Hastelloy B3 Seamless Pipes Specifications
Specifications : ASTM B 622 ASME SB 622 / ASTM B 619 ASME SB 619
Dimensions : ASTM, ASME and API
Size : 15″NB TO 150″NB IN
Specialized in : Large Diameter Size
Schedule : SCH5, SCH10, SCH40, STD, SCH80, SCH160
Type : Seamless / ERW / Welded / Fabricated
Form : Round, Hydraulic Etc
Length : Single Random, Double Random & Cut Length.
End : Plain End, Beveled End, Treaded
B3 Hastelloy Alloy Pipes Chemical Composition
Hastelloy B3 Ni C Mo Mn Si Fe Cu Ti Co Cr
65.0 min 0.01 max 28.5 3.0 max 0.10 max 1.5 0.20 max 0.2 max 3.0 max 1.5
Hastelloy Alloy B3 Pipe Mechanical Properties
Density Melting Point Yield Strength (0.2%Offset) Tensile Strength Elongation
Equivalent Grades for B3 Hastelloy Pipe
Hastelloy B3 N010675 2.4600
Hastelloy B3 Seamless / Welded Pipes 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
B3 Hastelloy Pipes Test Certificates

We at Ninthore Overseas 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 Ninthore Overseas 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


• 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)