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Circle, pipe, wire, steel, 20KH17N2, ЭИ407

Equivalent

Grade analogue W. Nr. Aisi Uns En Order
20Х17Н2 EI407 1.4057 431 X20CrNi17-2 Buy from stock, view availability

Relevance

Corrosion-resistant steel ordinary 20KH17N2 (article 20KH17N2) martensitic class used in the manufacture of heavily loaded details working at the impact and abrasion resistance in slightly aggressive environments. Thanks to the balanced composition, 20KH17N2 alloy has high strength and hardness (HRC>45).

Thermochemical treatment of metals B04 According to STP 26.260.484−2004
Forging. Pressure treatment of metals. B03 GOST 25 054−81
Shaped bars THAT 14−11−245−88, В32 ---«--- 5949−75
Blanks. Of the workpiece. Slabs. В31 ---«--- 3−1686−90
Classification, Nomenclature, standards standards. B30 ---«--- 5632−72

Percentage composition of steel 20KH17N2 GOST 5632−72.

Fe Cr C Si Ni Mn P S
Basis 16 — 18 0.17 — 0.25 ≤ 0.8
1.5 — 2.5 ≤ 0.8 ≤ 0.035
≤ 0.025

Mechanical characteristics, t° 20°C

Products kJ / m2 % % - mm MPa MPa -
- KCU y d5 Eg. Size sT blower SB Heat treatment
Forgings GOST 25054−81 490−590 30−40 12−15 Prod. up to 600 666 813 Vacation and hardening

Mechanical characteristics

Description Marking
— viscosity impact, [kJ / m2] KCU
— narrowing of the relative in [ % ] y
— Brinell hardness, Forgings: 248−293 (GOST 25 054−81). Rod (GOST 5949−75): 285 HB 10 -1 [MPa]
— residual deformation for the yield strength (or limit of proportionality), in [MPa] sT[MPa]
— short-term strength limit, [MPa] sin[MPa]
— elongation at break relative in [ % ] d5

Foreign counterparts

- JIS BS AFNOR WNr, DIN EN SS UNE UNI GB
USA Japan England France Germany The European Union Sweden Spain Italy China
431 SUS431

En57

431S29

Z15CN16−02

1.4057

X17CrNi16−2

X22CrNi17

X20CrNi172

X17CrNi16−2

1.4057

2321

X19CrNi17−2

F. 3427

X16CrNi16

ML1Cr17Ni2

1Cr17Ni2

Production

Assortment GOST
With a special finish, round, high quality steel surface 14 955−77
Rolled steel round bars hot rolled. 2590−2006
Rolled steel square bright bars, hot rolled 2591−2006
High precision shaped steel profiles THAT 14−11−245−88
Round, square bar forged 1133−71
Forged, hot-rolled strips of tool steel in 4405−75
Round steel grooved 7417−75
Square steel grooved 8559−75
Grooved, steel bars, corrosion resistant, heat resistant, heat resistant. 5949−75
Hexagonal bars calibrated 8560−78
Forged steel square, round 1133−71
Heat-resistant, heat-resistant steel, corrosion-resistant, high-alloy 5632−72
Steel mill products hot-rolled strip 103−2006
Hot rolled bars, steel hex 2879−2006

Supplier

Supplier «Auremo» offers to buy a round, pipe, wire, steel, 20KH17N2, ЭИ407. Wide application of products from this alloy due to an optimal ratio price-quality and variety of assortment. Absolute control of all stages of the technological process allows the company «Auremo» to supply guaranteed quality products.

Buy at best price

Always available for round, pipe, wire grade 20KH17N2, ЭИ407, the price is optimal from the supplier. The introduction of modern technologies enables us a base range, which are always in stock at the warehouses of the company «Auremo», to take orders for the production of goods customized non-standard settings.