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America ASME P235TR1 Specification for Welded Steel Tubes for Pressure Purposes Part 1: Technical Delivery Conditions for Non-Alloy Steel Tubes With Specified Room Temperature Properties and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: P235TR1 / P235TR1
Category Grade Standard Region/Area Standard Content
Metals P235TR1 ASME SA/EN 10217-1 America Specification for Welded Steel Tubes for Pressure Purposes Part 1: Technical Delivery Conditions for Non-Alloy Steel Tubes With Specified Room Temperature Properties

Chemical composition(mass fraction)(wt.%) of the P235TR1

Element Min Max Similar
C - 0.1600 -
Mn - 1.2000 -
P - 0.0250 -
S - 0.0200 -
Si - 0.3500 -
Ni - 0.3000 -
Cr - 0.3000 -
Mo - 0.0800 -
Cu - 0.3000 -
V - 0.0200 -
Ti - 0.0400 -
Nb - 0.0100 -
Cr+Ni+Cu+Mo - 0.7000 -

Mechanical Properties of steel grade P235TR1

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)
811 (≥) 194 (≥) 24 34 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 421

Physical Properties of steel grade P235TR1

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
32 - -     0.44 -  
136 299 - 41.3 122   -  
729 - 22 43.2   132 241

Heat Treatment of steel grade P235TR1

Heat treated : 1276°C - 1486°C

Technological Curves of steel grade P235TR1

Cross Reference Table (Equivalent Grade) of P235TR1

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