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F738 Class C4-70 S41600

Description

USA SAE F 738M (2002), F738 Class C4-70 S41600 Specialsteel Standard Specification for Stainless Steel Metric Bolts, Screws, and Studs and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: F738 Class C4-70 S41600
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel F738 Class C4-70 S41600 Martensite SAE USA Standard Specification for Stainless Steel Metric Bolts, Screws, and Studs

Chemical composition(mass fraction)(wt.%) of the F738 Class C4-70 S41600

C Mn Si P S Cr Ni Mo
≤0.15 ≤1.25 ≤1.00 ≤0.06 ≤0.15 12.00 -14.00 ≤ ≥ ≤ ≥

Mechanical Properties of steel grade F738 Class C4-70 S41600

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)
297 (≥) 932 (≥) 41 22 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical Properties of steel grade F738 Class C4-70 S41600

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
24 - -     0.21 -  
741 186 - 32.3 333   -  
726 - 43 12.2   213 241

Heat Treatment of steel grade F738 Class C4-70 S41600

Heat treated : 1324°C - 1833°C

Technological Curves of steel grade F738 Class C4-70 S41600

Cross Reference Table (Equivalent Grade) of F738 Class C4-70 S41600

Relevant standard of F738 Class C4-70 S41600

F 738M (2002) Standard Specification for Stainless Steel Metric Bolts, Screws, and Studs F-738M-(2002).pdf

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