Chinese
Available 24/7 at contact@steel-grades.com
SGSG
Post Your Request Now
Toggle menu
Hello, Sign inMy Account

STS303

Favorite Datasheet
STS302FB STS303Cu
#STS303

Description

Korea KS D 3692 (2001), D 3702 (2008), D 3703 (2007), D 3705 (2008), D 3706 (2008), D 7202 (2004), STS303 Specialsteel Free - machining stainless steel wire and wire rods and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: STS303
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel STS303 Austenite KS Korea Free - machining stainless steel wire and wire rods

Chemical composition(mass fraction)(wt.%) of the STS303

C Si Mn P S Cr Ni Mo N
≤0.15 ≤1.00 ≤2.00 ≤0.20 ≤0.15 17.00 -19.00 8.00 -10.00 ≤0.60 ≤ ≥

Mechanical Properties of steel grade STS303

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)
824 (≥) 299 (≥) 32 22 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical Properties of steel grade STS303

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
43 - -     0.44 -  
223 744 - 42.3 221   -  
833 - 33 14.2   333 422

Heat Treatment of steel grade STS303

Heat treated : 1516°C - 1689°C

Technological Curves of steel grade STS303

Relevant standard of STS303

D 3692 (2001) Cold finished stainless steel bars D-3692-(2001).pdf
D 3702 (2008) Stainless steel wire rods D-3702-(2008).pdf
D 3703 (2007) Stainless steel wires D-3703-(2007).pdf
D 3705 (2008) Hot rolled stainless steel plates, sheets and strip D-3705-(2008).pdf
D 3706 (2008) Stainless steel bars D-3706-(2008).pdf
D 7202 (2004) Free - machining stainless steel wire and wire rods D-7202-(2004).pdf
STS302FB STS303Cu
Available Suppliers
Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com
  • Do you supply this STS303?
  • List your company on S&G now? Join
  • Non-paying users only
Top