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HFS304 S11

Description

UK B.S. BS 3605-1, HFS304 S11 Specialsteel Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: HFS304 S11
Category Class Grade Standard Country Application
Steel GradesSpecialsteel HFS304 S11 B.S. UK Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes

Chemical composition(mass fraction)(wt.%) of the HFS304 S11

C Si Mn P S Cr Mo Ni
≤0.03 ≤1.00 ≤2.00 ≤0.045 ≤0.025 17.00 -19.00 ≤ ≥ 9.00 -12.00

Mechanical Properties of steel grade HFS304 S11

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
573 (≥) 137 (≥) 21 23 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade HFS304 S11

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
33 - -     0.32 -  
654 448 - 12.3 432   -  
843 - 11 14.2   312 343

Heat Treatment of steel grade HFS304 S11

Heat treated : 1442°C - 1377°C

Technological Curves of steel grade HFS304 S11

Cross Reference Table (Equivalent Grade) of HFS304 S11

Grade Standard Country Application
304S11
304S11
304S11
304S11

Relevant standard of HFS304 S11

BS 3605-1 Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes BS-3605-1.pdf

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