ASTM B862 Titanium Welded Pipe Specification

ASTM B862 is a specification covering welded titanium and titanium alloy pipe intended for corrosion-resistant and industrial applications. It is particularly relevant when buyers require welded pipe rather than seamless pipe.

Quick distinction: ASTM B862 is associated with welded titanium pipe, while ASTM B861 covers seamless titanium pipe.

What Does ASTM B862 Cover?

ASTM B862 establishes requirements for welded titanium and titanium alloy pipe, including material grade, manufacture, dimensions, workmanship, testing and certification. Purchase orders should clearly identify the required grade, dimensions and inspection documentation.

Common ASTM B862 Titanium Grades

GradeTypical Description
Grade 2Commercially pure titanium widely used for corrosion-resistant service.
Grade 7Palladium-alloyed titanium for enhanced corrosion resistance.
Grade 12Titanium alloy containing nickel and molybdenum for corrosion-resistant applications.

Actual grade availability and applicable requirements should be confirmed against the purchase specification and project requirements.

Welded Titanium Pipe Manufacturing

Welded titanium pipe is produced from titanium material formed into tubular shape and joined by a controlled welding process. Manufacturing controls are important because weld quality, dimensional consistency and surface condition can affect service performance.

Dimensions and Tolerances

When requesting ASTM B862 pipe, buyers should specify outside diameter, wall thickness, length and required dimensional tolerances. Special dimensions should be confirmed before production.

Surface Condition and Workmanship

The finished titanium welded pipe should meet the workmanship and surface requirements applicable to the order. Inspection may include examination of the pipe body, weld area and finished surfaces.

Testing and Certification

Testing and inspection requirements depend on the applicable specification, grade and purchase order. Buyers commonly request chemical composition results, mechanical property data, dimensional inspection and relevant pipe testing documentation.

MTR and Traceability

For industrial procurement, an MTR or Mill Test Report is commonly requested to document material identity and test results. Traceability should connect supplied titanium pipe with the relevant production and inspection records.

ASTM B861 vs ASTM B862

SpecificationPrimary ProductConstruction
ASTM B861Titanium pipeSeamless
ASTM B862Titanium pipeWelded

For seamless pipe requirements, see our ASTM B861 Titanium Pipe Specification. For tube-related requirements, see ASTM B338 Titanium Tube & Pipe Specification.

Related Titanium Products

EST Metal supplies titanium tube and pipe for industrial purchasing requirements. Product dimensions, grade, quantity, testing and certification requirements should be included with the inquiry.

View Titanium Tube & Pipe Products

Information to Include in an RFQ

For an efficient quotation, specify ASTM B862, titanium grade, outside diameter, wall thickness, length, quantity, surface condition, testing requirements, certification requirements and delivery destination.

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