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F738 Class A1-70 S30430

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F 837 Class A1-70 S30430 F738 Class A1-50 S30430
#304Cu #XM-7 #S30430

Description

USA SAE F 738M (2002) , F738 Class A1-70 S30430 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 A1-70 S30430
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel F738 Class A1-70 S30430 Austenite SAE USA Standard Specification for Stainless Steel Metric Bolts, Screws, and Studs

Chemical composition(mass fraction)(wt.%) of the F738 Class A1-70 S30430

C Si Mn P S Cr Ni Cu
≤0.08 ≤1.00 ≤2.00 ≤0.045 ≤0.03 17.0 -19.0 8.00 -10.0 3.00 -4.00

Mechanical Properties of steel grade F738 Class A1-70 S30430

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)
977 (≥) 135 (≥) 24 13 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical Properties of steel grade F738 Class A1-70 S30430

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
12 - -     0.14 -  
618 547 - 11.3 443   -  
684 - 32 23.2   443 334

Heat Treatment of steel grade F738 Class A1-70 S30430

Heat treated : 1729°C - 1325°C

Technological Curves of steel grade F738 Class A1-70 S30430

Cross Reference Table (Equivalent Grade) of F738 Class A1-70 S30430

Grade Standard Country Application
SUS304Cu
SUS304Cu
XM-7
S30430
S30430
UNS S30430
UNS S30430

Relevant standard of F738 Class A1-70 S30430

F 738M (2002) Standard Specification for Stainless Steel Metric Bolts, Screws, and Studs F-738M--(2002)-.pdf
F 837 Class A1-70 S30430 F738 Class A1-50 S30430
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