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Tube specification 

 

S31254 alloy 254 tubing and pipe / S31254 aleación de 254 tubos y tuberías

Model No.︰BS-NAPT
Brand Name︰BS
Country of Origin︰China
Unit Price︰-
Minimum Order︰1 ton
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Product Description
Physical Properties of 254 Alloys in the Annealed Condition at -20°F to +100°F
      Tensile Strength Yield Strength            
Alloy UNS Designation Spec. psi MPa ksi psi MPa ksi Elongation in 2 in. (min.) % Grain Size Req. Max. Hardness Modulus of Elasticity (x106psi) Mean Coefficient of Thermal Expansion (IN./IN./°F x 10-6) Thermal Conductivity (BTU-in/ ft2-h-°F)
254 S31254 A249, A312 98,000 675 98 45,000 310 45 40 96 Rb 28.0 8.5 90

Composition of 254 tubing and pipe

Grade 254
UNS Designation S32154
Nickel (Ni) 17.5–18.5
Chromium (Cr) 19.5–20.5
Iron (Fe) Bal.
Molybdenum (Mo) 6.0–6.5
Titanium (Ti) Max.
Aluminum (Al) Max.
Cobalt (Co) Max.
Tungsten (W)
Vanadium (V) Max.
Copper (Cu) Max. 0.50–1.00
Manganese (Mn) Max. 1.00
Niobium (Nb) plus Tantalum
Carbon (C) Max. 0.020
Nitrogen (N) Max. 0.18–0.25
Silicon (Si) Max. 0.80
Sulphur (S) Max. 0.010
Phosphorous (P) Max. 0.030
Other Elements

254 Product Range

Alloy UNS Designation Werkstoff NR. Specifications*
254 S31254 1.4547 A/SA249, A269, A270, A/SA312
 
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