Available 24/7 at contact@steel-grades.com

SWRS 72 A

Japan JIS SWRS72A 鋼琴線料 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SWRS72A / SWRS 72 A
Category Grade Standard Region/Area Standard Content
Metals SWRS 72 A JIS G3502 Japan 鋼琴線料

Chemical composition(mass fraction)(wt.%) of the SWRS 72 A

Element Min Max Similar
Si 0.1200 0.3200 -
S - 0.0250 -
P - 0.0250 -
Mn 0.3000 0.6000 -
Cu - 0.2000 -
C 0.7000 0.7500 -

Mechanical Properties of steel grade SWRS 72 A

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)
422 (≥) 336 (≥) 24 31 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical Properties of steel grade SWRS 72 A

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
13 - -     0.22 -  
536 617 - 44.3 434   -  
995 - 33 22.2   134 314

Heat Treatment of steel grade SWRS 72 A

Heat treated : 1231°C - 1127°C

Technological Curves of steel grade SWRS 72 A

Cross Reference Table (Equivalent Grade) of SWRS 72 A

Available Suppliers

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 SWRS 72 A?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top