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Steel 18Х15Н3М (ДИ1)

Steel 1Х14Н14В2М (ЭИ257) Steel 13Х15Н4АМ3 (EP310; VNS-5) Steel 15X11MF (1X11MF) Steel 15Х12ВНМФ (ЭИ802) Steel 15Х12Н2МВФАБ (EP517) Steel 15Х16К5Н2МВФАБ (EP866; VNS-30) Steel 16Х11Н2В2МФ (ЭИ962А) Steel 16Х12ВМСФ5Р Steel 16X12MVSFBR (EP823) 18X11MNFB steel (EP291) Steel 18Х12ВМБФР (ЭИ993) Steel 18Х14Н4АМ3 (VNS-43) 18Kh15N3M steel (DI1) Steel 13Х11Н2В2МФ (ЭИ961; ВНС-33) Steel 20X12VNMF (EP428; 20X12VNMF-S (EP427-S)) Steel 25Х13Н2ВМФ (EP65; 2Х13НВМФ) Steel 25Х18Н10В2 (EP610) Steel 25Х18Н8В2 (ЭИ946) Steel 31Х19Н9МВБТ (ЭИ572) Steel 37Х12Н8Г8МФБ (ЭИ481) Steel 40Х15Н7Г7Ф2МС (ЭИ388) Steel 42Х11М3Ф (EP890) Steel 45Х14Н14В2М (ЭИ69) Steel 45Х14Н14СВ2М (ЭИ240) Steel X12H20T2P (EI696A) X14H8M2 steel (EP509) Cr18N13C2AMVF5P steel Steel 09Х14Н19В2БР1 (ЭИ726) Steel 01X19Yu3Bch (EP904; 02X18Yu3B) Steel 04Х15Н11С3МТ Steel 06X14H5MF Steel 06Х16Н15М3Б (ЭИ847; 06Х16Н15М3Б) 06X16H15M3K steel Steel 07Х25Н16АГЦ (EP781) Steel 08X14MF Steel 08Х15Н24В4ТР (EP164) Steel 08Х15Н25М3ТЮБ Steel 08Х15Н5Д2Т (EP410; VNS-2; EP225) Steel 08Х16Н13М2Б (ЭИ680) Steel 09X14H16B (EI694) Steel 09X14H19V2BR (EI695R) Steel 13Х14Н3В2ФР (ЭИ736; 513Л) Steel 09Х16Н13М3 (ЭИ592) Steel 09Х16Н15М3Б Steel 09Х16Н16МВ2БР (ЭП184; Х16Н16МВ2БР) Steel 09Х16Н7М2Ю (ЗИ65) 10GN2MFA steel Steel 10Х11Н20Т3Р (ЭИ696) Steel 10Х11Н23Т3МР (ЭП33; ЭЦ696) Steel 10Х12Н22Т3МРУ (EP33U) Steel 10Х15Н28В2М4Б (EP485) Steel 10Х15Н9С3Б1 (EP302) 10Х9НСМФБ steel Steel 11Х11Н2В2МФ (ЭИ962)

Designation

Name The value
Designation GOST Cyrillic 18Х15Н3М
Designation GOST Latin 18X15H3M
Transliteration 18H15N3M
The chemical elements 18Cr15Н3Mo
Name The value
Designation GOST Cyrillic ДИ1
Designation GOST Latin DI1
Transliteration DI1
The chemical elements CuИ1

Description

18Х15Н3М steel is used: for the production of highly loaded parts, long operating at temperatures up to +550 °C in high humidity conditions; bars and strips steel hot-rolled and forged, calibrated bars used for the manufacture of parts of structures in the aircraft industry.

Standards

Name Code Standards
Sheets and stripes В23 GOST 103-2006
Sectional and shaped rolling В22 GOST 1133-71, GOST 2590-2006, GOST 2591-2006
Sheets and stripes В33 GOST 4405-75
Sectional and shaped rolling В32 GOST 7417-75, TU 14-1-3297-82
Bulls. Blanks. Slabs В31 TU 14-1-4492-88

Chemical composition

Standard C S P Mn Cr Si Ni Fe Cu Mo W
TU 14-1-3297-82 0.15-0.21 ≤0.015 ≤0.03 ≤0.6 14.5-16.5 ≤0.6 2.5-3 The rest ≤0.25 0.3-0.5 ≤0.5
Fe is the basis.
According to TU 14-1-3297-82, the chemical composition is given for 18Х15Н3М-Ш (DI1-Ш) steel. At the request of the consumer, steel grade 18Х15Н3М-Ш (DI1-Ш) "select" can be made with the content of elements С = 0,15-0,19%, Ni = 2,70-3,00%.

Mechanical characteristics

Section, mm σB, MPa d5, % kJ/m2, кДж/м2 Brinell hardness number, MPa
Bars and strip hot rolled and forged, bars calibrated. Quenching from a temperature of 930-1000 °C, cooling in oil, leave at a temperature of 560-640 °C, cooling in water
980 10 490 302-363

Description mechanical marks

Name Description
Section Section
σB Limit short-term strength
d5 Elongation after rupture
kJ/m2 Toughness

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