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EWZr-1

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America ASME EWZr-1 Specification for tungsten and oxide dispersed tungsten electrodes for arc welding and cutting and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: EWZr-1 / EWZr-1
Category Grade Standard Region/Area Standard Content
Metals EWZr-1 ASME SFA-5.12/SFA-5.12M America Specification for tungsten and oxide dispersed tungsten electrodes for arc welding and cutting

Chemical composition(mass fraction)(wt.%) of the EWZr-1

Element Min Max Similar
W - - -
Others total - 0.5000 -

Mechanical Properties of steel grade EWZr-1

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)
582 (≥) 497 (≥) 41 33 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical Properties of steel grade EWZr-1

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
41 - -     0.13 -  
773 596 - 43.3 331   -  
689 - 23 24.2   333 343

Heat Treatment of steel grade EWZr-1

Heat treated : 1245°C - 1499°C

Technological Curves of steel grade EWZr-1

Cross Reference Table (Equivalent Grade) of EWZr-1

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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