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Р18

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Р18 Р18К5Ф2
#Р18

Description

France ГОСТ Р18 Carbide for cutting tools and Р18 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: Р18
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy Р18 ГОСТ France Carbide for cutting tools
Р6М5Ф3
Р6М5К5
Р6М5К5
Р9К5
Р9К5
Р9М4К8
Р9М4К8
Р12Ф3
Р12Ф3
Р18

Chemical composition(mass fraction)(wt.%) of the Р18

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) V(%) W(%) Cu(%) Co(%)
0.73-0.83 0.20-0.50 0.20-0.50 ≤0.030 ≤0.030 3.80-4.40 17.0-18.5 ≤1.00 1.00-1.40 17.0-18.5 ≤0.25 ≤0.50

Mechanical Properties of steel grade Р18

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)
227 (≥) 854 (≥) 14 34 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade Р18

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
14 - -     0.44 -  
421 266 - 33.3 212   -  
479 - 13 33.2   343 144

Heat Treatment of steel grade Р18

Heat treated : 1472°C - 1527°C

Technological Curves of steel grade Р18

Cross Reference Table (Equivalent Grade) of Р18

Grade Standard Country Application
Р18 ГОСТ France Carbide for cutting tools
Р18 ГОСТ France Carbide for cutting tools
Р18К5Ф2 EN Russia Carbide for cutting tools
Р18К5Ф2 EN Russia Carbide for cutting tools
Р18 Р18К5Ф2
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

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...

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