PCC Energy Group


Super Ferritics Pipe and Tubing

Product Information

Composition of S44627 Pipe and Tubing
UNS DesignationS44627
Nickel (Ni) 0.5*
Chromium (Cr) 25.0–27.5
Iron (Fe) Bal.
Molybdenum (Mo) 0.75–1.50
Titanium (Ti) Max.
Aluminum (Al) Max.
Cobalt (Co) Max.
Tungsten (W)
Vanadium (V) Max.
Copper (Cu) Max. 0.2
Manganese (Mn) Max. 0.40
Niobium (Nb) plus Tantalum 0.05–0.20
Carbon (C) Max. 0.01* **
Nitrogen (N) Max. 0.015
Silicon (Si) Max. 0.40
Sulphur (S) Max. 0.02
Phosphorous (P) Max. 0.02
Other Elements
Physical Properties of S44627 Alloys in the Annealed Condition at -20°F to +100°F
    Tensile StrengthYield Strength            
UNS DesignationSpec.psiMPaksipsiMPaksiElongation in 2 in. (min.) %Grain Size Req.Max. HardnessModulus of Elasticity (x106 psi)Mean Coefficient of Thermal Expansion (IN./IN./°F x 10-6)Thermal Conductivity (BTU-in/ ft2-h-°F)
S44627 A268 65,000 450 65 40,000 275 65 12* 95 Rb 29.0 5.2 116
S44627 Product Range
UNS DesignationWerkstoff NR.Specifications*
S44627 N/A A267/SA267
*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.