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F 593 18-9LW

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17-22-A V F 594 18-9LW
#18-9LW

Description

USA SAE F 593 (2008), F 593 18-9LW Specialsteel Standard Specification for Stainless Steel Bolts, Hex Cap Screws, and Studs and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: F 593 18-9LW
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel F 593 18-9LW Precipitation-Hardening SAE USA Standard Specification for Stainless Steel Bolts, Hex Cap Screws, and Studs

Chemical composition(mass fraction)(wt.%) of the F 593 18-9LW

C Si Mn P S Ni Cr Al Cu Ti Fe V Mo
≤0.10 ≤0.65 ≤ ≥ ≤ ≥ ≤ ≥ 8.00 -10.00 17.00 -19.00 ≤ ≥ 3.00 -4.00 ≤ ≥ ≤ ≥ ≤ ≥ ≤ ≥

Mechanical Properties of steel grade F 593 18-9LW

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)
219 (≥) 755 (≥) 33 44 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical Properties of steel grade F 593 18-9LW

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
14 - -     0.31 -  
836 135 - 33.3 413   -  
479 - 21 33.2   233 312

Heat Treatment of steel grade F 593 18-9LW

Heat treated : 1369°C - 1298°C

Technological Curves of steel grade F 593 18-9LW

Cross Reference Table (Equivalent Grade) of F 593 18-9LW

Grade Standard Country Application
18-9LW

Relevant standard of F 593 18-9LW

F 593 (2008) Standard Specification for Stainless Steel Bolts, Hex Cap Screws, and Studs F-593-(2008).pdf
17-22-A V F 594 18-9LW
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Jiangyou Longhai Special Steel Co.,Ltd.

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