TU 14-1-5436-2001
| For nuclear power plants | ISS 77.140.40 I APPROVEDeputy Director General for working with enterprises FSUE "TsNIIchermet named after I.P. Bardin", Chairman of TC 375 "Metal products made of ferrous metals metals and alloys" G.N. Eremin «28» _____ 02 _____ 2022 |
RODS FROM ALLOY GRADE 42ХНМ
TECHNICAL SPECIFICATIONS
TU 14-1-5436-2001
(For the first time)
Change #6
Holder of the original: TsSSM FSUE "TsNIIchermet named after I.P. Bardin"
Date of introduction: 28.02.2022
AGREEDDeputy General Director by quality PAO "Machine-building plant" No. 18-112/13251-P A.B. Rogatov "21" _____ 1 2 _____ 2021 |
DEVELOPED BYDirector of the Central Scientific and Methodological Center FSUE "TsNIIchermet named after I.P. Bardin" S.A. Gorshkov "10" _____ 11 _____ 2021 Deputy General directors - director of science JSC Metallurgical Plant "Elektrostal" No. 1645-29/13 V.I. Kabanov "15" _____ 11 _____ 2021 |
On page 4.
Change #6
TU 14-1-5436-2001
1 The validity period of the technical conditions shall be extended until 01.02.2027.
2 Appendix A "List of regulatory documents referenced in the text of the technical specifications" shall be replaced with the attached Appendix A.
3 Appendix B "Codes for steel grades (alloys)". Replace the appendix status "(mandatory)" with "(reference)".
The examination was carried out by TC 375 "Metal products from ferrous metals and alloys" "18" _____ 02 _____ 2022 Responsible Secretary of TC 375, "Metal products from ferrous metals and alloys" S.A. Gorshkov. |
2
OKP 09 6600 For nuclear power plants |
OKS 77.140.40 Group B32 I APPROVE:Director of the Central Scientific and Methodological Center of the Federal State Unitary Enterprise "TsNIIchermet im. I.P. Bardina" Chairman of TC 375 "Metal products from ferrous metals and alloys" G.N. Eremin «27» _____ 01 _____ 2017 |
RODS FROM ALLOY GRADE 42ХНМ.
TECHNICAL SPECIFICATIONS
TU 14-1-5436-2001
Change #5
Holder of the original: TsSSM FSUE "TsNIIchermet named after I.P. Bardin"
Date of introduction: 01.05.2017
AGREEDDeputy General Director of JSC VNIINM named after A.A. Bochvar" No. 26/300-2/365 M.V. Skupov from 24.01.2017 Director of Elemash-STP LLC No. 17/172 M.V. Egorov from 18.01.2017 |
DEVELOPED BYHead of the Standardization Department metal products of the Central Steel Works FSUE "TsNIIchermet" named after I.P. Bardin" S.A. Gorshkov «12» _____ 01 _____ 2017 Technical Director of JSC "Metallurgical plant "Elektrostal" I.V. Kabanov "13" _____ 01 _____ 2017 |
On page 3.
P.2
Change #5
TU 14-1-5436-2001
1 The validity period of the technical conditions shall be extended until 01.02.2022.
2 Title page. Exclude codes: "OKP 09 6600", "OKS 77.140.40" and group: "Group B 32".
In the upper right corner, enter the code: "MKS 77.140.40".
3 Introductory part. The last sentence shall be stated as follows: "The code for the alloy grade is given in Appendix B."
4 Item 2.1, Table 1:- add column: «
| Nitrogen |
| 0.05-0.15 |
»;
- note 1 shall be stated as follows: "1 The maximum deviation for the mass fraction of chromium is plus or minus 0.5%, nitrogen is minus 0.02%";
- note 4 - exclude.
5 Point 2.3. Add the words: "heat-treated" before the words "longitudinal samples".
6 Appendix A. Replace "GOST 12349-2003" with "GOST 12349-83".
7 Replace Appendix B with the attached Appendix B "Codes for steel grades (alloys)".
The examination was carried out by the Central Scientific and Methodological Center FSUE "TsNIIchermet named after I.P. Bardin": «27» _____ 01 _____ 2017 Head of the Department of Standardization of Metal Products S.A. Gorshkov |
Ministry of Industry and Trade Russian Federation |
|
Centralresearch instituteI.P. Bardin Ferrous Metallurgy |
|
| To the Technical Director | |
| JSC Metallurgical Plant | |
Federal State Unitary enterprise (FSUE "TsNIIchermet named after I.P. Bardin") |
"Elektrostal" |
| I.V. Kabanov | |
Center for Standardization and certification of metal products |
|
105005, Moscow, st. Radio, 23/9, building 2Tel/Fax (495 777-93-91E-mail: zssm_tk375@mail.ru |
|
No. __ TsS/TU-5436 __ dated ___ 02/07 ___ 2017 |
|
on No. _________1__ dated ______.___ 2017 |
|
The approved and registered Amendment No. 5 to TU 14-1-5436-2001 is submitted with the right of early application. Appendix: mentioned in 1 copy on 3 sheets. | |
Director of the Central Scientific and Methodological Center FSUE "TsNIIchermet named after I.P. Bardin" Chairman of TC 375 "Metal products from ferrous metals and alloys" |
G.N. Eremin |
OKP 09 6600 For nuclear power plants |
OKS 77.140.40 Group B32 I APPROVE Deputy Chairman of TC 375 "Metal products made of ferrous metals metals and alloys" ______________ V.T. Ababkov «13» _____ 05 _____ 2015 |
RODS FROM ALLOY GRADE 42ХНМ
TECHNICAL SPECIFICATIONS
TU 14-1-5436-2001
Change #4
The holder of the original is the Central Scientific Research Institute of Ferrous Metallurgy named after I.P. Bardin, Federal State Unitary Enterprise.
Date of introduction: 01.08.2015
AGREED: Director of the Department JSC "VNIINM" named after A.A. Bochvara" ___________ M.V. Skupov «02» _____ 04 _____ 2015 Director of Elemash-STP LLC M.V. Egorov «27» _____ 03 _____ 2015 |
DEVELOPED BY: Acting Technical Director JSC Metallurgical Plant "Elektrostal" ___________ I.V. Kabanov «21» _____ 04 _____ 2015 |
On page 2.
P.2
Change #4
TU 14-1-5436-2001
1 Clause 2.6, the last line shall be stated as follows:
"nitrides (NS, NT) - 3 points."
The examination was carried out by the Central Scientific and Methodological Center FSUE "TsNIIchermet named after I.P. Bardin": «12» _____ 05 _____ 2015 Head of the standardization laboratory metal products Yu.S. Ponomareva |
OKP 09 6600 For nuclear power plants |
OKS 77.140.40 Group B32 I APPROVE Deputy Chairman of TC 375 "Metal products made of ferrous metals metals and alloys" ______________ V.T. Ababkov «17» _____ 12 _____ 2014 |
RODS FROM ALLOY GRADE 42ХНМ
TECHNICAL SPECIFICATIONS
TU 14-1-5436-2001
Change #3
The holder of the original is the Central Scientific Research Institute of Ferrous Metallurgy named after I.P. Bardin, Federal State Unitary Enterprise.
Date of introduction: 01.03.2015
AGREED: Director of the Department JSC "VNIINM" named after A.A. Bochvara" No. F-715/3002 M.V. Skupov "10" _____ 12 _____ 2014 Director of Elemash-STP LLC No. 17/4383 M.V. Egorov «01» _____ 12 _____ 2014 |
DEVELOPED BY: Technical Director JSC Metallurgical Plant "Elektrostal" ______________ I.V. Kabanov «28» _____ 11 _____ 2014 |
On page 2.
P.2
Change #3
TU 14-1-5436-2001
1 Title page. In the upper right corner add the OKS code: "OKS 77.140.40".
2 Section 2, paragraph 2.1, table 1. Notes 3, 4 shall be set out in a new wording:
"3 The residual mass fraction of cobalt in the alloy is no more than 0.05%. The residual mass fraction of titanium in the alloy is allowed to be no more than 0.25%.
4. The mass fraction of nitrogen in the alloy is checked. The results of the check are recorded in the quality document."
3 Section 2, paragraph 2.3, table 2 shall be set out in a new version:
"Table 2
| Recommended mode of heat treatment of samples | Mechanical properties, not less than | |
| Ultimate strength, σ in , N/mm 2 (kgf/mm 2 ) | Relative elongation, δ 5 , % | |
| Heating to temperature (1100±20) °C, air cooling | 690 (70) | 35 |
| Note - Heat treatment is carried out on blanks with a cross-section of 25 mm. | ||
".
The examination was carried out by the Central Scientific and Methodological Center FSUE "TsNIIchermet named after I.P. Bardin" «17» _____ 12 _____ 2014 Head of the standardization laboratory metal products Yu.S. Ponomareva |
07 DEC 2011 14:06 OSMKIZ +74957029831 P. 1
OOO Elemash-STP
OKP 09 6600 For nuclear power plants |
Group B 32 I APPROVEDirector of the Standardization Center and certification of metal products FSUE "TsNIIchermet named after I.P. Bardin", deputy Chairman of TC 375 V. T. Ababkov «05» _____ 10 _____ 2011 |
RODS FROM ALLOY GRADE 42ХНМ
TECHNICAL SPECIFICATIONS
TU 14-1-5436-2001
Change #2
Holder of the original: TsSSM FSUE "TsNIIchermet named after I.P. Bardin"
Date of introduction: 01.12.2011
AGREEDTechnical Director JSC Metallurgical Plant "Elektrostal" № 933-30/13 I.V. Kabanov from 12.09.2011 Deputy General Director for the quality of OJSC "Machine- construction plant" No. 146/74-44 A.I. Kuznetsov from 19.09.2011 Deputy General Director JSC "VNIINM named after A.A. Bochvara" No. F283/300-2 I.A. Shkabura from 20.09.2011 |
DEVELOPED BYActing Head of the Standardization Laboratory metal products of the Central Steel Works FSUE "TsNIIchermet named after I.P. Bardin" Yu.S. Ponomareva «08» _____ 09 _____ 2011 |
06 DEC 2011 9:18 OSMKIZ +74957029831 P. 2
P.2
Change #2
TU 14-1-5436-2001
1 The validity period of the technical conditions shall be extended until 01.01.2017.
2 Supplement the introductory part with two paragraphs:
"The list of regulatory documents (RD) referenced in the text of the technical specifications is given in Appendix A.
The codes for rods and alloy grades are given in Appendix B."
3 Note on prices excluded.
4 Appendix No. 1 and Appendix 2. Replace the numbers of appendices "No. 1" and "2" with the designations "A" and "B", respectively.
The examination was carried out by the Central Scientific and Methodological Center FSUE "TsNIIchermet named after I.P. Bardin" "04" _____ 10 _____ 2011 Acting Head of the Standardization Laboratory metal products Yu.S. Ponomareva |
OKP 09 6600
|
Group B 32 I APPROVE:Director of the Standardization Center and certification of metal products FSUE TsNIIfermet named after I.P. Bardin, Chairman of TC 375 V. T. Ababkov "27" _____ 11 _____ 2006 |
RODS FROM ALLOY GRADE 42ХНМ
TECHNICAL SPECIFICATIONS
TU 14-1-5436-2001
Change #1
Holder of the original: TsSSM FSUE TsNIIchermet named after I.P. Bardin
Date of introduction: 01.02.2007
AGREED Technical Director JSC Machine-Building Plant № 09-В/407 I.V. Petrov from 08.11.2006 Deputy General Director FSUE "VNIINM named after A.A. Bochvar" No. f-320/1199 I.A. Shkabura from 21.11.2006 |
DEVELOPED BY Deputy Director of the Central Scientific and Methodological Center FSUE TsNIIchermet named after I.P. Bardin V.D. Khromov «02» _____ 11 _____ 2006 |
On page 3.
P.2
Change #1
TU 14-1-5436-2001
1 The validity period of the technical conditions shall be extended until 01.01.2012.
2 Appendix 1 "List of regulatory documents referenced in the text of the TU". Replace references: GOST 12344-88 with GOST 12344-2003, GOST 12345-88 with GOST 12345-2001, GOST 12349-83 with GOST 12349-2003.
3 Appendix 2 "Form 3.1A" shall be replaced with the attached one.
4 Preliminary Notification No. CS/TU5436 dated 09.04.2002 shall be cancelled.
The examination was carried out by the Central Scientific and Methodological Center FSUE TsNIIfermet named after I.P. Bardin: "24" _____ 11 _____ 2006 Deputy Director of the Center for Standardization and Certification of Metal Products V.D. Khromov |
| For nuclear power plants | ISS 77.140.40 I APPROVE: Director of the Center for Standardization and certification of metal products FSUE TsNIIchermet, Chairman of TC 375 V. T. Ababkov «06» _____ 12 _____ 2001 |
RODS FROM ALLOY GRADE 42ХНМ
TECHNICAL SPECIFICATIONS
TU 14-1-5436-2001
(For the first time)
Holder of the original - TsSSM FSUE TsNIIchermet
Valid from December 15, 2001.
until 01.02.2027
AGREED: Technical Director JSC Machine-Building Plant A.K. Panyushkin Director of IMFM FSUE TsNIIchermet V.M. Mogutnov |
DEVELOPED BY: Chief Engineer of JSC "Metallurgical plant "Elektrostal" V.N. Popov General manager FSUE VNIINM named after A.A. Bochvar M.I. Solonin |
-2-
TU 14-1-5436-2001
These technical conditions apply to rods made of precision alloy grade 42KhNM, smelted in open induction furnaces, or 42KhNM-Sh, smelted in open induction furnaces with subsequent electroslag remelting.
At the customer's request, specified in the order, the alloy must meet the requirements of delivery conditions 01-1874-62.
Example of a symbol:
Hot rolled rod, round, 40 mm in diameter, grade 42ХНМ:
Circle 40-42ХНМ TU 14-1-5436-2001.
The list of regulatory documents (RD) referred to in the text of the technical specifications is given in Appendix A.
The alloy grade code is given in Appendix B.
1 ASSORTMENT
1.1. Rods are manufactured with a diameter of:
- hot rolled 8; 9 mm and from 40 to 75 mm.
- forged 80 mm.
1.2. The shape and dimensions of the rods must comply with the requirements of GOST 22411.
The maximum deviations in the dimensions of the rods must comply with the requirements for:
hot rolled:
- diameter 8 and 9 mm - +1.0 mm;
-0.75
- diameter from 40 to 55 mm - 2nd accuracy group GOST 22411;
- diameter from 60 to 70 mm - +2.5 mm;
- diameter 75 mm - +3.0 mm;
forged with a diameter of 80 mm - +3.0 mm.
1.3. The ovality of the rods must not exceed 0.7 of the sum of the maximum deviations in diameter.
1.4. The curvature of the rods should not exceed 2 mm per 1 m of length after straightening.
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TU 14-1-5436-2001
1.5. Rods are supplied in non-dimensional, dimensional or multiple dimensional lengths.
When supplying rods of measured or multiple measured length, the maximum deviation for the measured length or multiple is +100 mm.
2 TECHNICAL REQUIREMENTS
2.1. The chemical composition of the alloy must comply with the requirements of Table 1.
2.2. The rods are supplied without heat treatment.
2.3. The mechanical properties of rods, determined at room temperature on heat-treated longitudinal samples cut from rods, must comply with the requirements of Table 2.
Table 2
| Recommended mode of heat treatment of samples | Mechanical properties, not less than | |
| Ultimate strength, σ in , N/mm 2 (kgf/mm 2 ) | Relative elongation, δ 5 , % | |
| Heating to temperature 1100 °C ± 20 0 , cooling in air | 690 (70) | 35 |
| Note - Heat treatment is carried out on blanks with a cross-section of 25 mm. | ||
2.4. The macrostructure of the rods should not have any shrinkage cavity residues, subcortical bubbles, cracks, slag inclusions, or delaminations visible to the naked eye. The quality of the macrostructure is assessed by central porosity, point heterogeneity, general and marginal spotty liquation in points, and the magnitude of the defects should not exceed:
- central porosity - 2 points;
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TU 14-1-5436-2001
Table 1
| Mass fraction of elements, % | |||||||||||
| Carbon | Silicon | Manganese | Sulfur | Phosphorus | Chromium | Nickel | Molybdenum | Tungsten | Iron | Aluminum | Nitrogen |
| no more | no more | ||||||||||
| 0.03 | 0.25 | 0.2 | 0.01 | 0.01 | 41.0-43.0 | warp | 1.0-1.5 | 0.05-0.30 | 0.6 | 0.4 | 0.05-0.15 |
Notes: 1. Maximum deviation for the mass fraction of chromium is plus or minus 0.5%, nitrogen - minus 0.02%. 2. Cerium in the range of 0.02-0.2% and magnesium in the range of 0.01-0.03% are introduced into the alloy according to calculation and are not determined by chemical analysis. 3. The residual mass fraction of cobalt in the alloy is no more than 0.05%. The residual mass fraction of titanium in the alloy is allowed to be no more than 0.25%. | |||||||||||
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TU 14-1-5436-2001
- point heterogeneity - 2 points.
- liquation square - 2 points.
- general spotty liquation - 2 points.
- marginal spotty liquation - 1 point.
- shrinkage liquation - 1 point.
The macrostructure standards in points for forged rods are optional for the first at least 5 heats, the results are recorded in the quality document.
For rods with a diameter of 8 mm and 9 mm, macrostructure control in points is not carried out.
2.5. The surface of hot-rolled and forged rods must not have cracks, folds, or films.
Small films, scratches, dents and rolls are allowed on the surface, the depth of which does not exceed the sum of the maximum deviations in diameter.
Cleaning of defects is permitted, but the depth of cleaning should not take the rods beyond the minimum cross-section.
2.6. The contamination of the alloy with non-metallic inclusions when assessed according to the maximum score for each type should not exceed:
oxides (OS, OT) - 2 points.
silicates (CX, SP) - 2 points.
sulfides (C) - 2 points.
nitrides (NS, NT) - 3 points.
2.7. The incidence of internal defects in rods with a diameter of 45 mm or more during ultrasonic testing must correspond to quality group 1 according to GOST 21120.
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TU 14-1-5436-2001
3 ACCEPTANCE RULES AND TEST METHODS
3.1. General acceptance rules - in accordance with GOST 7566.
3.2. Rods are accepted in batches. A batch must consist of rods of the same heat and the same diameter, and be documented with one quality document.
3.3. To check the quality of rods from each batch, the following are selected:
- determination of chemical composition - one sample from the melt;
- tensile tests - one sample from two rods;
- control of macrostructure - one template from two rods;
- control of non-metallic inclusions - one sample from 6 rods.
3.4. Each rod is subject to geometrical dimension control. Measurements are made with a caliper according to GOST 166, a ruler according to GOST 427 or another measuring instrument that ensures the required measurement accuracy.
3.5. Each rod is subjected to surface quality control. Control is carried out visually without the use of magnifying devices.
3.6. Sampling for testing mechanical properties is carried out in accordance with GOST 7564.
3.7. Tensile testing at a temperature of ()°C is carried out in accordance with GOST 1497.
3.8. Control and assessment of the macrostructure is carried out in the supplied profile in accordance with GOST 10243.
3.9. Control of alloy contamination with non-metallic inclusions is assessed according to GOST 1778, method Ш6.
3.10. Sampling for chemical analysis is carried out in accordance with GOST 7565.
Chemical analysis is carried out according to GOST 12344 - GOST 12350, GOST 12352, GOST 12354, GOST 12356, GOST 12357, GOST 12359, GOST 28473, GOST 29095 or other methods that ensure the accuracy of determination.
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TU 14-1-5436-2001
3.11. Ultrasonic testing is carried out according to GOST 21120 or according to the supplier plant's methodology. Each rod is subject to testing.
4. MARKING, PACKAGING, TRANSPORTATION AND STORAGE
4.1. Marking, packaging, transportation and storage - in accordance with GOST 7566.
4.2. Metal smelted using the electroslag method is additionally stamped with the letter "Ш".
The examination was carried out by the Central Scientific Research Institute of Ferrous Metallurgy of the Federal State Unitary Enterprise: «05» _____ 12 _____ 2001 Deputy Director of the Center for Standardization and Certification of Metal Products V.D. Khromov |
Change #6
TU 14-1-5436-2001
Appendix A
(required)
List of regulatory documents,
which are referenced in the text of the technical specifications
| Designation and name of the normative document | Number of section, subsection, clause, subclause, appendix in which the reference is located | |
| GOST 166-89 | Calipers. Technical conditions | 3.4 |
| GOST 427-75 | Measuring metal rulers. Technical conditions | 3.4 |
| GOST 1497-84 | Metals. Tensile Test Methods | 3.7 |
| GOST 1778-70 | Steel. Metallographic methods for determining non-metallic inclusions | 3.9 |
| GOST 7564-97 | Rolled products. General rules for sampling, blanks and samples for mechanical and technological testing | 3.6 |
| GOST 7565-81 | Cast Iron, Steel and Alloys. Method of Sampling for Determining Chemical Composition | 3.10 |
| GOST 7566-2018 | Metal products. Rules for acceptance, marking, packaging, transportation and storage | 3.1, 4.1 |
| GOST 10243-75 | Steel. Methods of testing and evaluation of macrostructure | 3.8 |
| GOST 12344-2003 | Alloyed and high-alloy steels. Methods for determining carbon | 3.10 |
| GOST 12345-2001 | Alloyed and high-alloy steels. Methods for determining sulfur | 3.10 |
| GOST 12346-78 | Alloyed and high-alloy steels. Methods for determining silicon | 3.10 |
| GOST 12347-78 | Alloyed and high-alloy steels. Methods for determining phosphorus | 3.10 |
| GOST 12348-78 | Alloyed and high-alloy steels. Methods for determining manganese | 3.10 |
| GOST 12349-83 | Alloyed and high-alloy steels. Methods for determining tungsten | 3.10 |
| GOST 12350-78 | Alloyed and high-alloy steels. Methods for determining chromium | 3.10 |
| GOST 12352-81 | Alloyed and high-alloy steels. Methods for determining nickel | 3.10 |
| GOST 12353-78 | Alloyed and high-alloy steels. Methods for determining cobalt | 3.10 |
3
Change #6
TU 14-1-5436-2001
Continuation of the table Appendix A
| GOST 12354-81 | Alloyed and high-alloy steels. Methods for determining molybdenum | 3.10 |
| GOST 12356-81 | Alloyed and high-alloy steels. Methods for determining titanium | 3.10 |
| GOST 12357-84 | Alloyed and high-alloy steels. Methods for determining aluminum | 3.10 |
| GOST 12359-99 | Alloyed and high-alloy steels. Methods for determining nitrogen | 3.10 |
| GOST 21120-75 | Round and rectangular bars and blanks. Ultrasonic flaw detection methods | 3.11 |
| GOST 22411-77 | Hot rolled and forged alloy rods. Assortment | 1.2 |
| GOST 28473-90 | Cast iron, steel, ferroalloys, chromium, metallic manganese. General requirements for analysis methods | 3.10 |
| GOST 29095-91 | Alloys and powders heat-resistant, corrosion-resistant, precision based on nickel. Methods of determination of iron | 3.10 |
4
P.3
Change #5
TU 14-1-5436-2001
Appendix B
(informative)
Codes for steel grades (alloys)
| Steel grade (alloy) | Steel grade (alloy) code |
42ХНМ 42ХНМ-Ш |
9577 |
P.9
TU 14-1-5436-2001
Appendix 2
(required)
Form 3.1A
| Name of the type of product according to ND | Product type code according to OKP (OK 005-93) | Code for OKS | Group | ||
| Rods made of alloy grade 42ХНМ | 09 6600 | 77.140.40 | B32 | ||
| Blocks according to OKP | Designation according to ND | Codes of steel grade (alloy), profiles and technical requirements | |||
| Steel and alloy grades | 42ХНМ, 42ХНМ-Ш |
9598 | |||
| Profiles | Round hot rolled GOST 22411 Round forging GOST 22411 |
1120 1130 | |||
| Technical requirements | TU 14-1-5436-2001 | 8372 | |||
