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

China YS SnZn40 无铅锡基焊料 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SnZn40 / SnZn40
Category Grade Standard Region/Area Standard Content
Metals SnZn40 YS/T 747 China 无铅锡基焊料

Chemical composition(mass fraction)(wt.%) of the SnZn40

Element Min Max Similar
Ni - 0.0500 -
Cd - 0.0020 -
Al - 0.0050 -
As - 0.0100 -
Fe - 0.0200 -
Pb - 0.0500 -
Zn 39.0000 41.0000 -
Sb - 0.1000 -
Bi - 0.0500 -
Cu - 0.0800 -
Ag - 0.1000 -
Sn - - -

Mechanical Properties of steel grade SnZn40

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)
516 (≥) 167 (≥) 14 11 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical Properties of steel grade SnZn40

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 - -     0.14 -  
729 822 - 44.3 234   -  
388 - 33 23.2   231 123

Heat Treatment of steel grade SnZn40

Heat treated : 1634°C - 1573°C

Technological Curves of steel grade SnZn40

Cross Reference Table (Equivalent Grade) of SnZn40

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 SnZn40?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top