45khn2mfa - k2425 - 45hnmf pipe, round, bar

International Equivalent

Mark Analogue W. Nr. Aisi Uns En Order
45HN2MFA k2425 45hnmf Delivery from the stock, in stock

Technical characteristics

Structural alloyed steel. Brinell hardness after annealing HB 10 -1 = 269 MPa. Steel difficult to weld, not prone to temper embrittlement.

Percentage composition, GOST 4543-71

Fe C Si Mn Ni S P Cr Mo V Cu
basis 0.42 - 0.5 0.17 - 0.37 0.5 - 0.8 1.3 - 1.8 ≤0.025 ≤0.025 0.8 - 1.1 0.2 - 0.3 0.1 - 0.18 ≤0.3

Mechanical properties (temperature 20°C)

Range GOST s in sT d5 y KCU Heat treatment
- MPa MPa % % kJ/m2 -
rods 4543-71 1420 1275 7 35 390 Quenched at 860 °C, oil,
Physical material properties
t°C E 10- 5 a 10 6 l C R 10 9
Degree N/mm2 1/Gradus W/(m-degree) J/(kg-degree) Ohm-m
20 2.16 34 300
100 2.07 11 34 480 363
200 1.97 11.6 33 500 460
300 1.88 12.1 32 520 557
500 1.68 13.3 30 555 822
700 1.36 13.9 27 1160
800 1.28 11.9 26

Sv - Ultimate Short-Term Strength

sT - Limit of proportionality (yield strength for permanent deformation)

d5 - Tensile elongation at break.

KCU - Impact toughness

E - Modulus of elasticity of the first kind [MPa]

a - Coefficient of thermal (linear) expansion

l - Coefficient of thermal conductivity (heat capacity of the material)

Application

Torsion shafts, gear boxes and other stressed parts operating under torsional repeated-variable loads and experiencing dynamic loads.

Analogues

Bulgaria Poland
BDS PN
45ChN2MFA 45HNMF

Provider

We offer to buy tube, round, bar 45ChN2MFA, k2425, 45hnmf at affordable price from specialised warehouse of supplier Evek GmbH with delivery in any city. You can order the products of non-standard parameters. We have the best price-quality ratio for the whole range of products. Supplier Evek GmbH offers to buy pipes, rounds, bars 45KhN2MFA, k2425, 45hnmf, the price is optimal in this segment of rolled products.

Buy, bargain price

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