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

England B.S. R220 铜和铜合金-空调和制冷用无缝圆铜管-第1部分:管道系统用管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: R220 / R220
Category Grade Standard Region/Area Standard Content
Metals R220 BS EN 12735-1 England 铜和铜合金-空调和制冷用无缝圆铜管-第1部分:管道系统用管

Chemical composition(mass fraction)(wt.%) of the R220

Element Min Max Similar

Mechanical Properties of steel grade R220

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)
937 (≥) 787 (≥) 22 11 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 132

Physical Properties of steel grade R220

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
34 - -     0.41 -  
912 227 - 42.3 111   -  
372 - 31 21.2   324 231

Heat Treatment of steel grade R220

Heat treated : 1261°C - 1491°C

Technological Curves of steel grade R220

Cross Reference Table (Equivalent Grade) of R220

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 R220?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top