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Alloy KHN70VMTJUF (ЭИ826; ХН70ВМФТЮ)

Alloy KhN66VMTYUB (EI698MP; VZH136) Alloy KhN67VMTU (EP202; KhN67MVTU) Alloy KhN65KMVYUB (EP800) Alloy CrN65VMYUTL (EI893L) Alloy KhN65VMTU (EI893) Alloy CrN65VMMBU (EP914; VZH131) Alloy CrN65VBMYu (EP902) Alloy KhN62MVKYu (EI867) Alloy KhN62VMYUT (EP708) Alloy KhN62VMKU (EI867) Alloy KhN62BMKTU (EP742) Alloy CrN62BMVY (EP709) Alloy KhN60MYUVT (EP539) Alloy KhN60MVTU (EP487) Alloy KhN60M (EP367; 06Kh15N60M1) Alloy KhN60KMYUVTB (EC9) Alloy CrN60KMYUBVTF (EP962) Alloy KhN60KVYUMB (EP957) Alloy KhN59VG (EK82) Alloy KhN58MBYUD (EK61) Alloy KhN58MBYu (EK171; VZH159) Alloy KhN58VMKYR (EP238) Alloy KhN57MTVU (EP590) Alloy KhN73MBTU (EI698) Alloy EP539LMU Alloy ChS70 Alloy ChS104 Alloy CNK7 Alloy KhN80TBY (EI607; KhN80T1BY (EI607A)) Alloy KhN80 (EI334) Alloy KhN77TURU (EI437BU) Alloy KhN77TUR (EI437B) Alloy KhN75TBU (EI869) Alloy KhN75VMU (EI827) Alloy CrN75VMFU (EI827) Alloy KhN57MKYUVTBR (EP958) Alloy KhN71MTYUB (EI698P) Alloy KhN70MVU (EI828) Alloy KhN70MVTYUB (EI598) Alloy KhN70VMYUT (EI765) Alloy CrN70VMFTU (EI826) Alloy CrN70VMTUF (EI826; CrN70VMTUF) Alloy KhN70VMTU (EI617) Alloy KhN70 (EI442) Alloy KhN68VMTYUK (EP693) Alloy KhN67MBYu (EP782) Alloy VZHL12E Alloy ZhS6KP Alloy ZhS30 Alloy ZhS3 Alloy ZhS16 Alloy BC9L Alloy BC4LM Alloy BC4L Alloy VZHL2 Alloy VZhL18 Alloy VZHL16 Alloy VZHL14H (VZHL14) Alloy ZhS6U Alloy VZHL12U Alloy VZhL1 Alloy 67H26M (EI639; NIMO-25) Alloy 58NHVKTBU (EP877; ХН58VCBTU) Alloy 50H6MFA Alloy 50H3CU (EP967) Alloy 3MI3U Alloy 10X20H77TU Alloy 03Х20Н45М4БЧ (ChS42) Alloy 03X20H45M4BRZ (ChS43) Alloy KhN52KVMTYUB (EP975P) Alloy KhN56MBYUD (EK62) Alloy KhN56VMTU (EP199; VZh101) Alloy KhN56VMKU (EP109) Alloy KhN55MVU (EP454) Alloy KhN55MVTs (ChS57) Alloy KhN55MBYu (KhN63M9B2u; EP666) Alloy KhN55VMTFKU (EI929) Alloy KhN55VMTKU (EI929) Alloy KhN54KVMTYUB (EP962P) Alloy KhN53KVMTYUB (EP741P) Alloy KhN57VKYUTMBL (ZhS6) Alloy KhN51MTYUKFR (EP220) Alloy KhN51KVMTYUB (EP741NP) Alloy KhN50KVMTYUB (BB750) Alloy KhN50VMTYUB (EP648) Alloy KhN50VMTKFY (EP57) Alloy KhN45MVTYUBR (EP718) Alloy Kh15N60Yu3A (EP548) Alloy H95S3Yu (EP711) Alloy H95G (EP18) Alloy H70M (EP495)

Designation

Name The value
Designation GOST Cyrillic ХН70ВМТЮФ
Designation GOST Latin XH70BMTJuF
Transliteration HN70VMTYuF
The chemical elements CrNi70ВCuTeAlP
Name The value
Designation GOST Cyrillic ЭИ826
Designation GOST Latin EI826
Transliteration EhI826
The chemical elements -
Name The value
Designation GOST Cyrillic ХН70ВМФТЮ
Designation GOST Latin XH70BMFTJu
Transliteration HN70VMFTYu
The chemical elements CrNi70ВCuPTeAl

Description

Alloy KHN70VMTJUF used: for the manufacture of turbine blades.

Note

High-temperature Nickel-based alloy.
The recommended maximum operating temperature for limited time +850 °C, duration at +800 °C.
The temperature of beginning of intensive scaling in air +1050 °C.

Standards

Name Code Standards
Sectional and shaped rolling В32 GOST 23705-79, TU 14-1-5.9-73, TU 14-11-245-88
Classification, nomenclature and general norms В30 GOST 5632-72
Bulls. Blanks. Slabs В31 OST 3-1686-90

Chemical composition

Standard C S P Mn Cr Si Ni Fe Cu Al V B Ti Mo W Ce
GOST 5632-72 ≤0.12 ≤0.009 ≤0.015 ≤0.5 13-16 ≤0.6 The rest ≤5 ≤0.3 2.4-2.9 0.2-1 ≤0.015 1.7-2.2 2.5-4 5-7 ≤0.02
Ni is the basis.

Mechanical characteristics

Section, mm sT|s0,2, MPa σB, MPa d5, % y, % kJ/m2, кДж/м2 Brinell hardness number, MPa
Rolled steel. Annealing in air
≤25 ≥720 ≥1050 ≥10 ≥12 ≥196 -
Rolled steel. Annealing in air at 1180 °C (exposure 6 h) + step-Aging: 1000 °C (extract 8 hours), furnace cooling to 900 °C (exposure 8 h), air cooling + ageing at 850 °C (aging 16 h), air cooling
- 580-630 1030-1120 15-22 16-25 ≥285 -
Rolled steel. Annealing in air at 1180 °C (exposure 6 h) + step-Aging: 1000 °C (extract 8 hours), furnace cooling to 900 °C (exposure 8 h), air cooling + ageing at 850 °C (extract 15 h), cooling air (indicated by temperature and duration of heat exposure)
- ≥710 ≥980 ≥12 ≥14 - ≥290
Annealing in air at 1180 °C (exposure 6 h) + step-Aging: 1000 °C (extract 8 hours), furnace cooling to 900 °C (exposure 8 h), air cooling to 850 °C (extract 15 h), cooling air (indicated by temperature and duration of heat exposure)
- ≥660 ≥1010 ≥16 ≥17 - -
Rolled steel. Annealing in air at 1180 °C (exposure 6 h) + step-Aging: 1000 °C (extract 8 hours), furnace cooling to 900 °C (exposure 8 h), air cooling + ageing at 850 °C (aging 16 h), air cooling
- ≥500 ≥930 ≥22 ≥28 - -
Rolled steel. Annealing in air at 1180 °C (exposure 6 h) + step-Aging: 1000 °C (extract 8 hours), furnace cooling to 900 °C (exposure 8 h), air cooling + ageing at 850 °C (extract 15 h), cooling air (indicated by temperature and duration of heat exposure)
- ≥660 ≥1080 ≥10 ≥8 - ≥295
Annealing in air at 1180 °C (exposure 6 h) + step-Aging: 1000 °C (extract 8 hours), furnace cooling to 900 °C (exposure 8 h), air cooling to 850 °C (extract 15 h), cooling air (indicated by temperature and duration of heat exposure)
- ≥490 ≥920 ≥17 ≥18 - -
Rolled steel. Annealing in air at 1180 °C (exposure 6 h) + step-Aging: 1000 °C (extract 8 hours), furnace cooling to 900 °C (exposure 8 h), air cooling + ageing at 850 °C (aging 16 h), air cooling
- 510-590 930-1030 15-23 13-27 - -
Rolled steel. Annealing in air at 1180 °C (exposure 6 h) + step-Aging: 1000 °C (extract 8 hours), furnace cooling to 900 °C (exposure 8 h), air cooling + ageing at 850 °C (extract 15 h), cooling air (indicated by temperature and duration of heat exposure)
- ≥590 ≥1040 ≥17 ≥17 - ≥280
Annealing in air at 1180 °C (exposure 6 h) + step-Aging: 1000 °C (extract 8 hours), furnace cooling to 900 °C (exposure 8 h), air cooling to 850 °C (extract 15 h), cooling air (indicated by temperature and duration of heat exposure)
- ≥480 ≥710 ≥15 ≥18 - -
Rolled steel. Annealing in air at 1180 °C (exposure 6 h) + step-Aging: 1000 °C (extract 8 hours), furnace cooling to 900 °C (exposure 8 h), air cooling + ageing at 850 °C (aging 16 h), air cooling
- ≥530 ≥840 ≥20 ≥25 - -
Rolled steel. Annealing in air at 1180 °C (exposure 6 h) + step-Aging: 1000 °C (extract 8 hours), furnace cooling to 900 °C (exposure 8 h), air cooling + ageing at 850 °C (extract 15 h), cooling air (indicated by temperature and duration of heat exposure)
- ≥540 ≥950 ≥15 ≥13 - ≥285
Annealing in air at 1180 °C (exposure 6 h) + step-Aging: 1000 °C (extract 8 hours), furnace cooling to 900 °C (exposure 8 h), air cooling to 850 °C (extract 15 h), cooling air (indicated by temperature and duration of heat exposure)
- ≥420 ≥670 ≥15 ≥17 - -
Rolled steel. Annealing in air at 1180 °C (exposure 6 h) + step-Aging: 1000 °C (extract 8 hours), furnace cooling to 900 °C (exposure 8 h), air cooling + ageing at 850 °C (aging 16 h), air cooling
- 500-560 710-790 12-17 12-25 - -
Rolled steel. Annealing in air at 1180 °C (exposure 6 h) + step-Aging: 1000 °C (extract 8 hours), furnace cooling to 900 °C (exposure 8 h), air cooling + ageing at 850 °C (extract 15 h), cooling air (indicated by temperature and duration of heat exposure)
- ≥490 ≥840 ≥17 ≥17 - ≥240
Annealing in air at 1180 °C (exposure 6 h) + step-Aging: 1000 °C (extract 8 hours), furnace cooling to 900 °C (exposure 8 h), air cooling to 850 °C (extract 15 h), cooling air (indicated by temperature and duration of heat exposure)
- ≥450 ≥710 ≥12 ≥14 - -
Bars hot rolled and forged and according to GOST 23705-79. Hardening in air, 1200-1220 °C (exposure 2 hours) + Heating to 1040-1060 °C (exposure 2 hours), air cooling + Ageing at 790-810 °C (aging 16 h), air cooling
≥705 ≥1030 ≥10 ≥12 ≥196 299-341
Rolled steel. Annealing in air at 1180 °C (exposure 6 h) + step-Aging: 1000 °C (extract 8 hours), furnace cooling to 900 °C (exposure 8 h), air cooling + ageing at 850 °C (aging 16 h), air cooling
- ≥480 ≥600 ≥13 ≥23 - -
Rolled steel. Annealing in air at 1180 °C (exposure 6 h) + step-Aging: 1000 °C (extract 8 hours), furnace cooling to 900 °C (exposure 8 h), air cooling + ageing at 850 °C (extract 15 h), cooling air (indicated by temperature and duration of heat exposure)
- ≥590 ≥1030 ≥15 ≥16 - ≥280
Bars hot rolled and forged and according to GOST 23705-79. Hardening in air, 1200-1220 °C (exposure 2 hours) + Heating to 1040-1060 °C (exposure 2 hours), air cooling + Ageing at 790-810 °C (aging 16 h), air cooling
≥570 ≥780 ≥8 ≥11 ≥343 -
Rolled steel. Annealing in air at 1210 °C (extract 2 h) + Annealing in air 1050 °C (exposure 4 h) + Ageing at 800 °C (extract 16 h), air cooling
- ≥710 ≥1030 ≥10 ≥12 ≥196 -
Bars hot rolled and forged and according to GOST 23705-79. Hardening in air, 1200-1220 °C (exposure 2 hours) + Heating to 1040-1060 °C (exposure 2 hours), air cooling + Ageing at 790-810 °C (aging 16 h), air cooling
≥510 ≥670 ≥12 ≥15 - -
Rolled steel. Annealing in air at 1210 °C (extract 2 h) + Annealing in air 1050 °C (exposure 4 h) + Ageing at 800 °C (extract 16 h), air cooling
- ≥660 ≥960 ≥25 ≥30 - -
- ≥660 ≥970 ≥22 ≥28 - -
- ≥630 ≥960 ≥12 ≥15 - -
- ≥570 ≥830 ≥10 ≥15 - -
- ≥390 ≥580 ≥15 ≥20 - -
- ≥305 ≥410 ≥18 ≥25 - -

Description mechanical marks

Name Description
Section Section
sT|s0,2 Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2%
σB Limit short-term strength
d5 Elongation after rupture
y The relative narrowing
kJ/m2 Toughness

Physical characteristics

Temperature Е, ГПа r, кг/м3 l, Вт/(м · °С) a, 10-6 1/°С
0 196 - 9 -
20 200 8470 88 -
500 167 - 19 135
600 162 - 21 137
700 152 - 23 14
800 142 - 26 145
900 127 - 28 145
100 - - 11 103
200 - - 13 118
300 - - 15 125
400 - - 17 13
1100 - - - 15

A description of the physical symbols

Name Description
Е The normal elasticity modulus
r Density
l Coefficient of thermal conductivity
R UD. the resistivity

Technological properties

Name The value
Weldability Difficult weldability.
Forging temperature Start - 1180 °C, the end - 1060 °C. Cooling air.

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