Tantalum UNS R05400 Tubing Manufacturer and Supplier in India 

Tantalum UNS R05400 Tubing is a commercially pure unalloyed tantalum tube produced for use where superior corrosion resistance and reliable performance is required in harsh chemical conditions. This grade is covered by ASTM B521 and is recommended for use in highly corrosive acids and process media where other stainless steel and nickel alloys may be less resistant. UNS R05400 Tubing comes in seamless and welded constructions, and has various sizes and wall thickness for special equipment. It is extensively utilized in various chemical processing systems, semiconductor devices, pharmaceutical systems, medical devices, and other challenging industrial systems. It is possible to offer material testing and certification, as needed for the project, for quality assurance and traceability. Amardeep Steel Centre LLP is a trusted manufacturer and supplier of Tantalum UNS R05400 Tubing in India.

Technical Data

Specifications of Tantalum UNS R05400 Tubing

Parameter

Specification Details

Primary Standard

ASTM B521 (Standard Specification for Tantalum and Tantalum Alloy Seamless and Welded Tubes)

ASME Standard

ASME SB521

UNS Designation

UNS R05400 (Sintered Unalloyed Tantalum)

Manufacturing Types

Seamless (SMLS) and High-Efficiency Welded Tubing

Outer Diameter (OD)

3.18 mm to 76.20 mm (0.125 in to 3.00 in)

Wall Thickness

0.38 mm to 3.18 mm (0.015 in to 0.125 in)

Length Options

Straight lengths up to 6,000 mm, custom cut lengths, or continuous coils

Surface Finish

Bright annealed, pickled, or mechanically polished

Available Tempers

Annealed (O), Cold Worked (CW), Stress Relieved (SR)

Chemical Compositions of Tantalum UNS R05400 Tubing

Element

Tantalum (Ta)

Carbon (C)

Oxygen (O)

Nitrogen (N)

Hydrogen (H)

Iron (Fe)

Molybdenum (Mo)

Niobium (Nb)

Nickel (Ni)

Silicon (Si)

Titanium (Ti)

Tungsten (W)

Weight Percentage (%)

Remainder (≥ 99.7%)

≤ 0.010%

≤ 0.030%

≤ 0.010%

≤ 0.0015%

≤ 0.010%

≤ 0.020%

≤ 0.100%

≤ 0.010%

≤ 0.005%

≤ 0.010%

≤ 0.050%

Tantalum UNS R05400 Tubing Mechanical Properties

Property

Annealed (Fully Soft)

Stress Relieved

Cold Worked (As-Drawn)

Tensile Strength (Min / Range)

207 – 210 MPa (30 ksi)

310 – 450 MPa (45 – 65 ksi)

Up to 540 MPa (78 ksi)

Yield Strength, 0.2% Offset (Min)

138 – 140 MPa (20 ksi)

240 – 380 MPa (35 – 55 ksi)

Up to 390 MPa (57 ksi)

Elongation in 50 mm (Min)

≥ 25%

10% – 20%

1.1% – 5.0%

Hardness (Typical)

85 – 100 HV

110 – 150 HV

≥ 160 HV

Physical Properties of Tantalum UNS R05400 Tubing

Property Metric

Value

Density

16.6 g/cm³ (0.600 lb/in³)

Melting Point

2,996°C (5,425°F)

Thermal Conductivity (at 20°C)

54.4 W/m·K (31.4 BTU/hr·ft·°F)

Coefficient of Thermal Expansion

6.5 × 10⁻⁶ /°C (20°C to 500°C)

Specific Heat Capacity

0.14 J/g·°C (0.033 cal/g·°C)

Electrical Resistivity

13.5 µΩ·cm at 20°C

Modulus of Elasticity (Tension)

186 – 190 GPa

Dimensions Tolerance Chart of Tantalum UNS R05400 Tubing

Outside Diameter (OD) Range

OD Tolerance (Plus/Minus)

Wall Thickness Tolerance

Length Tolerance (Cut Lengths)

< 12.70 mm (0.500 in)

± 0.051 mm (0.002 in)

± 10%

+ 1.58 mm / - 0 mm

12.70 mm to 25.40 mm (0.500 to 1.00 in)

± 0.076 mm (0.003 in)

± 10%

+ 3.18 mm / - 0 mm

25.41 mm to 38.10 mm (1.001 to 1.50 in)

± 0.127 mm (0.005 in)

± 10%

+ 3.18 mm / - 0 mm

38.11 mm to 76.20 mm (1.501 to 3.00 in)

± 0.190 mm (0.0075 in)

± 12.5%

+ 4.76 mm / - 0 mm

High-purity UNS R05400 unalloyed tantalum tubing manufactured via powder metallurgy. High corrosion resistance, precise dimensions, and verified mechanical properties.

Request a Quote

Applications and Industrial Uses of Tantalum UNS R05400 Tubing

Frequently Asked Questions

What is Tantalum UNS R05400 Tubing?

UNS R05400 Tubing is commercially pure, unalloyed tantalum tubing known for excellent corrosion resistance in aggressive environments.

What is UNS R05400 tantalum used for?

It is used in chemical processing, heat exchangers, pharmaceutical equipment, semiconductor systems, and other corrosive applications.

What is the maximum temperature rating of UNS R05400 Tantalum Tubing?

UNS R05400 has a very high melting point of about 2,996°C (5,425°F), but its practical service temperature depends on the environment and application.

Why is UNS R05400 Tantalum used in chemical processing?

It is used because of its exceptional resistance to many corrosive chemicals and acids, helping provide long service life.

What acids can UNS R05400 Tantalum Tubing withstand?

It provides excellent resistance to many mineral acids, including hydrochloric acid, sulfuric acid, and nitric acid under suitable conditions.

What tests are performed on Tantalum UNS R05400 Tubing?

Testing may include chemical analysis, mechanical testing, dimensional inspection, hydrostatic testing, and nondestructive testing as specified.

What certificates are supplied with UNS R05400 Tantalum Tubing?

Material Test Certificates such as EN 10204 3.1 can be supplied, covering chemical, mechanical, and inspection results.