RathGibson

Product Information

Grade 2 Titanium Pipe and Tubing


  Sizes Standard Tolerances
OD Wall OD Wall
Grade 2 Titanium
Specifications: ASTM-B338 and ASME-SB338;
Condenser and Chemical Process Applications
1/2" (12.7 mm) through 1.5" (38.1 mm) 0.020" (0.51 mm) through 0.083" (2.11 mm) Under 1" (25.4 mm) •±0.004" (0.10 mm) 1" (25.4 mm) to 1.5" (38.1 mm) ±10%

Physical Properties of Titanium Alloys in the Annealed Condition at -20°F to +100°F


Alloy UNS Designation Spec. Tensile Strength (min.) Yield Strength 0.2% Offset (min.) Elongation in 2 inches (min.) Grain Size Requirement Max Hardness Modulus of Elasticity (x106 psi) Mean Coefficient of Thermal Expansion IN./IN./°F x 10-6) Thermal Conductivity (BTU-in/ft2-h-°F)
psi MPa ksi psi MPa ksi %
Grade 2 Titanium R50400 B338 50,000 (345) 50 40,000-
50,000
(276-448) 40-65 20 16.0 5.1 144

Composition of Titanium tubing and pipe


Grade Titanium Grade 2
UNS Designation R50400
Nickel (Ni)
Chromium (Cr)
Iron (Fe) 0.30 Max.
Molybdenum (Mo)
Titanium (Ti) Max. Bal.
Aluminum (Al) Max.
Cobalt (Co) Max.
Tungsten (W)
Vanadium (V) Max.
Copper (Cu) Max.
Manganese (Mn) Max.
Niobium (Nb) plus Tantalum
Carbon (C) Max. 0.08
Nitrogen (N) Max. 0.03 Max.
Silicon (Si) Max.
Sulphur (S) Max.
Phosphorous (P) Max.
Other Elements H=0.015, O=0.25 Max.

Titanium Product Range


Alloy UNS Designation Werkstoff NR. Specifications*
Titanium R50400 3.7035 B/SB338

Power Industry Reference List


Company Project
Alstom Power Calpine Fox Energy
Alstom Power Skikda
The Atlantic Group Savannah Electric Power Kraft #2
Constellation Power Wagner Station Unit #2
Ecolaire/Yuba Heat Transfer Connectiv Energy
Ellet Industries
Graham Corp
Hantech
High Performance Tube
Joseph Oat BP Chemical
Larsen & Toubro TATA Power — UMPP Mundra
Salem Tube
The Atlantic Group Savannah Electric Power Kraft #2
Tico Titanium
Titan Metal Fab BP Chemical
Titanium Fabricators
Tubes Inc.
Uniti Titanium
Waterco
Waterpik Technologies

*Note: The specifications noted including ASTM, ASME, or other applicable authorities are correct at the time of publication. Other specifications may apply for use of these materials in different applications.