By visiting this site, you accept the use of cookies. More about our cookie policy.

Alloy HN77TYUR (EI437BU)

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 ХН77ТЮР
Designation GOST Latin XH77TJuP
Transliteration HN77TYuR
The chemical elements CrNi77TeAlHg
Name The value
Designation GOST Cyrillic ЭИ437Б
Designation GOST Latin EI437B
Transliteration EhI437B
The chemical elements -

Description

Alloy HN77TYUR used: for the manufacture of hot-rolled bars; cold strip; discs, rings, turbine blades and other parts operating at temperatures up to +750 °C; spring wire, intended for the production of cylindrical compression springs and extension springs with temperatures from -253 °C to +500 °C in various environments (air, vapor of sea water up to +200 °C, vacuum) and used in sealing of turbines, stop valves, heaters, control devices reactors.

Note

High-temperature Nickel-based alloy.
The recommended maximum operating temperature for limited time +750 °C.
The temperature of beginning of intensive scaling in air +1050 °C.

Standards

Name Code Standards
Pipes steel and connecting parts to them В62 GOST 14162-79, TU 14-3-501-76, TU 14-3-946-80
Sheets and stripes В23 GOST 19904-90
Sectional and shaped rolling В32 GOST 23705-79, TU 14-1-223-72, TU 14-1-2930-80, TU 14-1-3953-85, TU 14-1-402-72, TU 14-1-75-71, TU 14-11-245-88
Sheets and stripes В33 GOST 24982-81, TU 14-1-1747-76
Classification, nomenclature and general norms В30 GOST 5632-72
Parts and components common to various machinery and mechanisms Г11 GOST Р 50753-95
Thermal and thermochemical treatment of metals В04 OST 1 90154-74
Bulls. Blanks. Slabs В31 OST 3-1686-90, TU 14-1-1465-75, TU 14-1-1214-75, TU 14-1-895-74
Castings with special properties (cast iron and steel) В83 TU 1-812-0050-81
Metal forming. Forgings В03 TU 14-1-1530-75
Tapes В34 TU 14-1-927-74
Welding and cutting of metals. Soldering, riveting В05 TU 14-1-997-2012
Pipes from non-ferrous metals and alloys В64 TU 14-3-520-76
Steel wire medium- and high-carbon В72 TU 3-825-80

Chemical composition

Standard C S P Mn Cr Si Ni Fe Cu As Al B Ti Mo Sn Sb Pb Ce
TU 14-1-1465-75 ≤0.07 ≤0.007 ≤0.015 ≤0.4 19-22 ≤0.6 The rest ≤1 ≤0.07 - 0.6-1 0.003-0.01 2.4-2.8 - - - ≤0.001 ≤0.02
TU 14-1-223-72 0.04-0.08 ≤0.007 ≤0.015 ≤0.4 19-22 ≤0.6 The rest ≤1 ≤0.07 - 0.6-1 ≤0.01 2.4-2.8 - - - ≤0.001 ≤0.02
TU 14-1-402-72 ≤0.07 ≤0.007 ≤0.015 ≤0.4 19-22 ≤0.6 The rest ≤1 ≤0.07 - 0.6-1 0.003-0.01 2.4-2.8 - - - ≤0.001 ≤0.02
TU 14-1-1747-76 ≤0.07 ≤0.007 ≤0.015 ≤0.4 19-22 ≤0.6 The rest ≤1 ≤0.3 ≤0.001 0.6-1 ≤0.01 2.4-2.8 ≤0.3 ≤0.001 ≤0.001 ≤0.01 ≤0.02
TU 14-1-927-74 ≤0.07 ≤0.007 ≤0.015 ≤0.4 19-22 ≤0.6 The rest ≤1 ≤0.07 - 0.6-1 ≤0.01 2.4-2.8 - - - ≤0.001 ≤0.02
TU 14-3-520-76 ≤0.07 ≤0.007 ≤0.015 ≤0.4 19-22 ≤0.6 The rest ≤0.4 ≤0.07 - 0.6-1 ≤0.01 2.4-2.8 - - - ≤0.001 ≤0.02
GOST 5632-72 ≤0.07 ≤0.007 ≤0.015 ≤0.4 19-22 ≤0.6 The rest ≤1 ≤0.3 - 0.6-1 ≤0.01 2.4-2.8 ≤0.3 - - ≤0.01 ≤0.02
Ni is the basis.
According to TU 14-1-927-74, TU 14-3-520-76 and TU 14-1-223-72 boron and deoxidizers (cerium, calcium, barium) are introduced into the metal by calculation and chemical analysis is not determined. Presence of antimony, tin, bismuth and arsenic in the alloy is possible within the 1 st scale of the spectral analysis scale.
According to TU 14-1-1465-75, the presence of antimony, tin, bismuth, arsenic is allowed no more than 1 point of the spectral analysis scale. Boron and cerium are introduced by calculation and chemical analysis are not determined. The residual copper content is not more than 0.070%.

Mechanical characteristics

Section, mm sT|s0,2, MPa σB, MPa d5, % d10 y, % kJ/m2, кДж/м2 Brinell hardness number, MPa
Tubes of small dimensions (capillary) heat-treated or cold-worked in the state of delivery according to GOST 14162-79
- ≥784 ≥20 - - - -
Bars hot rolled and forged and according to GOST 23705-79, THE 14-1-223-72. Hardening in air, 1070-1090 °C (exposure 8 h) + Aging at 690-710 °C (aging 16 h), air cooling
610-690 930-1080 15-30 - 15-30 392-980 255-321
Rolled steel. Annealing in air from 1080 °C (exposure 8 h) + Ageing at 750 °C (aging 16 h), cooling air (indicated by temperature and duration of heat exposure)
- ≥750 ≥900 6-7 - 5-10 - 295-302
- ≥670 ≥930 23-25 - 21-28 - -
Cold-rolled steel strip of 0.2-1.2 mm on the other 14-1-927-74. Quenching in water or air with 1080-1120 °C
- - ≤883 ≥30 - - - -
The sample is diameter 5 mm, length 25 mm, forged and normalized. The rate of deformation of 1.1 mm/min strain Rate 0,0007 1/
- - ≥600 ≥24 - ≥23 - -
Steel cold-rolled sheet (0.8 to 3.9 mm) and HR (2.0 to 3.9 mm) in the delivery state according to GOST 24982-81. Annealing under a water shower or air 1080-1120 °C + Aging at 740-760 °C (extract 5 h), air cooling
≤3.9 - ≤930 ≥20 - - - -
Bars hot rolled and forged and according to GOST 23705-79, THE 14-1-223-72. Hardening in air, 1070-1090 °C (exposure 8 h) + Aging at 690-710 °C (aging 16 h), air cooling
540-610 735-880 15-30 - 20-30 588-1177 -
Rolled steel. Annealing in air from 1080 °C (exposure 8 h) + Ageing at 750 °C (aging 16 h), cooling air (indicated by temperature and duration of heat exposure)
- ≥770 ≥900 3-4 - 5-7 - 295-313
- ≥670 ≥870 11-12 - 12-16 - -
The sample is diameter 5 mm, length 25 mm, forged and normalized. The rate of deformation of 1.1 mm/min strain Rate 0,0007 1/
- - ≥380 ≥26 - ≥28 - -
Steel cold-rolled sheet (0.8 to 3.9 mm) and HR (2.0 to 3.9 mm) in the delivery state according to GOST 24982-81. Annealing under a water shower or air 1080-1120 °C + Aging at 740-760 °C (extract 5 h), air cooling
≤3.9 - ≥590 ≥8 - - - -
Bars hot rolled and forged and according to GOST 23705-79, THE 14-1-223-72. Hardening in air, 1070-1090 °C (exposure 8 h) + Aging at 690-710 °C (aging 16 h), air cooling
- 640-735 10-20 - 15-30 ≥367 -
Rolled steel. Annealing in air from 1080 °C (exposure 8 h) + Ageing at 750 °C (aging 16 h), cooling air (indicated by temperature and duration of heat exposure)
- ≥750 ≥1060 13-17 - 12-19 - 285
- ≥660 ≥960 21-23 - 21-25 - -
The sample is diameter 5 mm, length 25 mm, forged and normalized. The rate of deformation of 1.1 mm/min strain Rate 0,0007 1/
- - ≥110 ≥80 - ≥95 - -
Rolled sheet. Annealing in air from 1080 °C 3 minutes + Ageing at 750 °C (maintained for 5 h), air cooling
≥4 - ≥1080 - ≥30 - - -
Rolled steel. Annealing in air from 1080 °C (exposure 8 h) + Ageing at 750 °C (aging 16 h), cooling air (indicated by temperature and duration of heat exposure)
- ≥760 ≥1140 17-21 - 19-21 - 302
- ≥650 ≥930 12-18 - 14-19 - -
The sample is diameter 5 mm, length 25 mm, forged and normalized. The rate of deformation of 1.1 mm/min strain Rate 0,0007 1/
- - ≥48 ≥153 - ≥100 - -
Rolled steel. Annealing in air from 1080 °C (exposure 8 h) + Aging at 700 °C (aging 16 h), air cooling
25-100 620-640 950-980 ≥15 - ≥15 - 255-321
Rolled steel. Annealing in air from 1080 °C (exposure 8 h) + Ageing at 750 °C (aging 16 h), cooling air (indicated by temperature and duration of heat exposure)
- ≥730 ≥1080 15-24 - 14-23 - 285-295
- ≥610 ≥800 18 - 21 - -
The sample is diameter 5 mm, length 25 mm, forged and normalized. The rate of deformation of 1.1 mm/min strain Rate 0,0007 1/
- - ≥34 ≥134 - ≥100 - -
Rolled steel. Annealing in air from 1080 °C (exposure 8 h) + Aging at 700 °C (aging 16 h), air cooling
25 ≥730 ≥1080 - ≥32 - - -
Forgings on the other 14-1-1465-75. Hardening in air, 1070-1090 °C (exposure 8 h), air cooling + Ageing at 690-710 °C (aging 16 h), air cooling
- ≥765 ≥16 - ≥20 - -
Rolled steel. Annealing in air from 1080 °C (exposure 8 h) + Ageing at 750 °C (aging 16 h), cooling air (indicated by temperature and duration of heat exposure)
- ≥670 ≥1180 20-23 - 19-25 - 285-302
- 520-590 700-810 15-23 - 14-30 - -
Rolled steel. Annealing in air from 1080 °C (exposure for 8 hours)
≥315 ≥730 - ≥43 - - -
Rolled steel. Hardening in air, 1070-1090 °C + Aging at 700-720 °C (aging 16 h), air cooling
- ≥650 900-1070 11-24 - 10-21 - -
Rolled steel. Annealing in air from 1080 °C (exposure 8 h) + Ageing at 750 °C (aging 16 h), cooling air (indicated by temperature and duration of heat exposure)
- ≥490 ≥1000 28-30 - 32-34 - 263-269
- ≥420 ≥500 9-11 - 12-14 - -
Rolled steel. Hardening in air, 1070-1090 °C + Aging at 700-720 °C (aging 16 h), air cooling
- ≥570 880 22-29 - 19-27 - -
Rolled steel. Annealing in air from 1080 °C (exposure 8 h) + Ageing at 750 °C (aging 16 h), cooling air (indicated by temperature and duration of heat exposure)
- ≥650 900-1070 11-24 - 10-21 - 269-285
Thin-walled seamless tubes according to TU 14-3-520-76 on delivery
- ≥686 ≥35 - - - -
Rolled steel. Hardening in air, 1070-1090 °C + Aging at 700-720 °C (aging 16 h), air cooling
- ≥540 860 30-33 - 30-32 - -
- ≥520 820 25-29 - 27-32 - -
- ≥460 520 15-16 - 25-30 - -

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
d10 Elongation after rupture
y The relative narrowing
kJ/m2 Toughness

Physical characteristics

Temperature Е, ГПа r, кг/м3 l, Вт/(м · °С) R, НОм · м a, 10-6 1/°С
20 196 8200 13 - -
600 157 8000 24 1288 14
700 147 7960 25 1272 145
800 128 7920 28 1253 155
100 - 8180 14 1247 119
200 - 8140 16 1262 127
300 - 8110 17 1282 13
400 - 8070 19 1300 135
500 - 8040 21 1308 137
900 - 7870 31 1232 151
1000 - - - - 168
1100 - - - - 158

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. The welding process - SMAW.
Forging temperature Start - 1180 °C, the end of - 900 °C. the cross Sections up to 300 mm are cooled in air.
Workability by cutting In heat treated condition when HB 262 and blower SB=1060 MPa Kn TV.SPL.=0,20 Kn b.St.=0,08.

Our consultant will save your time

+49 (170) 650 7006
Telegram:
WhatsApp:

Subscription

Special offers and discounts. :)