TU 14-1-948-74
STATE THE STANDARDS COMMITTEE 16.07.74 No. 121291 Agreed: STROGANOV, G. B. 14 Feb 1974. |
UDC 669.14.018.8−422 Group В32 Claim: CHIEF ENGINEER GLAVSPETSSTROI MINISTRY The V. S. KULTYGIN 25.03.74 G. |
Bars hot rolled and forged
of steel grade 1Х16Н2АМ-sh (ЭП479-W)
THAT 14−1-948−74
Specifications
(instead CMTU 1−171−67)
Agreed: Chief engineer plant «Electrostal" «10».12.1973 Head. laboratory standardization Kolesnikova R. I. «23».02.1974 |
Developed by: The Deputy chief of VIAM «31».05.1973 Head of laboratory Berenson V. F. 19 June 1973 EFA 27824.9.7 |
1974
Sheet 1
THAT 14−1-948−74
These specifications apply to hot-rolled and forged bars and rods of stainless steel grade 1Х16Н2АМ-W (EP 479-W) produced by electroslag remelting.
1. Assortment
1.1. The rods are supplied with a diameter or a side of a square to 200 mm.
1.2. The shape, size and permissible deviations thereon bars shall meet the requirements of the following standards for grades:
a) bars and rods, hot-rolled round GOST 2590−71;
b) bars and rods, hot-rolled square GOST 2591−71;
C) bars forged round and square — GOST 1133−71.
2. Technical requirements
2.1. Chemical composition of steel shall meet the requirements of table. 1
Table 1
| Steel grade | The content of elements, % | ||||||||||
| Carbon | Manganese | Silicon | Sulfur | Phosphorus | Chrome | Nickel | Molybdenum | Nitrogen | |||
| no more | |||||||||||
| 1Х16Н2АМ-SH (ЭП479-W) | 0,12−0,18 | 0,60 | 0,60 | 0,020 | 0,030 | 15,0−16,5 | 2,00−2,50 | 0,90−1,30 | 0,03−0,10 | ||
Note: ready To hire, subject to the requirements of these specifications, the deviation from the norms of chemical composition: carbon ±0,01%; manganese ±0,02%; silicon ±0.02 percent; chromium is ±0.05%; Nickel -0,05%; molybdenum ±0,02%.
Sheet 2
THAT 14−1-948−74
2.2. The rods are supplied in the annealed condition with a hardness on the Brinell hardness (indentation diameter), not less than 3,55 mm.
2.3. The following steel mechanical properties determined on samples cut along the direction of fibers of the thermally processed control blanks shall meet the requirements of table. 2.
Table 2
| The size of the cross section of blanks for termites coy mm | Mode termites coy treatment | Mechanical properties, not less | Solid. at Brinel-Liu (diameter impedance directly from China multimeter on, mm) | ||||
| Times-ing resistance of flax. tear, kgf/mm2 | Limit recuces-ti, kgf/mm2 σ0,2 |
Consider Sal elongation, δ5, % |
Consider Sal contraction, % | Punch-tion viscosity, kgf/cm2 | |||
| 20−25 | Quenching from 1040°C±10 ° in oil, leave at 550−590°C | 115 | 95 | 12 | 55 | 6 | 3,15−3,50 |
Note: Test toughness to produce bars with a diameter of 16 mm or more, for square 12 mm and more.
2.4. The control metal on volosovichi is made by the consumer in the finished product in accordance with TU 14−1-336−72.
2.5. Macrostructure of steel when testing for treated templeto should not have voids, cracks, fractures, delaminations, and inclusions that are visible to the naked eye.
Evaluation of the macrostructure produced by the method and scales GOST 10243−62.
Sheet 3
THAT 14−1-948−74
The degree of development of a point inhomogeneity, Central porosity, phase separation and square podsadecki segregation should not exceed the 1st score of the scales GOST 10243−62.
The degree of development of layer-by-layer crystallization and light circuit shall not exceed 3 points scales GOST 10243−62.
The remaining defects are classified GOST 10243−62 not allowed.
2.6. Surface bars should be free of cracks, sunsets, sekulow, prisoner of wooloowin and slag inclusions.
Local defects should be removed by gentle Stripping or cutting.The depth of Stripping defects should not display bars for the limits of unilateral deviations starting from the nominal value.
The width of Stripping shall be not less than six times depth.
Allowed some small risks, dents, Rabina within unilateral deviations measured from the nominal value.
3. Acceptance rules and test methods
3.1. Acceptance rules and test methods in accordance with the requirements of TU 14−1-377−72.
Note: the control of mechanical properties of bars with a side of a square or with a diameter of 100 mm and less is produced in the finished grade, and a rod with a size more than 100 mm in reforged or perinatalnyj the blanks section 90−100 mm. issuing Plant allowed the test results of mechanical properties in a larger profile to distribute to smaller. In this case, the supplying plant to the receiving guarantees from the consumer properties to the finished grade in full compliance with the requirements of TU.
Sheet 3
THAT 14−1-948−74
3.2. For electroslag melting are ingots obtained from melting of a single source.
4. Labeling and packaging
4.1. Labelling and packaging in accordance with the technical conditions TU 14−1-377−72.
5. The procedure of calculation of wholesale prices
5.1. Pricing according to the application.
Joined:
Head. the technical Department of TSNIICHM /Kaplan A. S./
-5-
The Annex to THAT 14−1-948−74
(instead CMTU 1−171−67)
PRICING
Wholesale prices on high quality steel brand ЭП479-W THAT is calculated according to the new normative-parametric method in accordance with the «regulations», approved by No. 10−15/382 from 16/11−71 city
As analog adopted by the steel bars of the same brand of CHEMTOU 1−171−67, the price of which is placed in Appendix 5.
Steel grade EP 479-W new THAT differs from that of steel the same brand of analogue CMTU 1−171−67 the following quality indicators:
| Nova brand ЭП479-sh | Mark-analogue ЭП479-sh for CMTU 1−171−67 | |
1. Mechanical properties: yield strength the relative narrowing 2. Control metal volosovichi other requirements |
115 95 55 control. the same |
110 80 50 not control. |
Wholesale prices for steel stamps ЭП479-sh new TU calculated from the price list of the brand counterpart taking into account surcharges for qualitative changes that can be seen from the following table:
-6-
The Annex to THAT 14−1-948−74
| Wholesale price of 1 ton of ingots to RUB over tn. | Wholesale price of steel bars per ton, the size in mm | ||||||
| 8−11 | 12−15 | 16−31 | 32−50 | 52−100 | 105−200 | ||
| Mark-analogue in CMTU 1−171−67 ЭП479-sh Supplement No. 5 to prask. 756 01−03 |
756 | 1080 | 1070 | 1050 | 1040 | 1030 | 1010 |
Surcharge: 1) For increasing norms of mechanical properties: a) strength +2% b) plastic +3% Preis. 01−03 pp. 403−404 |
+15 +23 |
+22 +32 |
+21 +32 |
+21 +32 |
+21 +31 |
+21 +31 |
+20 +30 |
| 2) Control of the metal on volosovichi | - | - | - | - | - | - | - |
| Total surcharges | +38 | +54 | +53 | +53 | +52 | +52 | +50 |
| Wholesale price (rounded) brand 1Х16Н2АМ-sh (ЭП479-W) on the other | 794 | 1130 | 1120 | 1100 | 1090 | 1080 | 1060 |
Calculation of wholesale prices compiled The Plant «Elektrostal" /E. Pankov/ 27.12.73 G. |
Calculation of wholesale prices matched: Zam. chief of VIAM /Sklyarov N. M/ |
The Ministry of ferrous metallurgy
USSR
AGREED Zam. chief Technical |
UDC Group В32 CLAIM Chief engineer Glavspetsstroi The Ministry of ferrous metallurgy USSR The V. S. Kultygin |
BARS HOT ROLLED AND FORGED OF STEEL
BRAND 1Х16Н2АМ-SH (ЭП479-W)
SPECIFICATIONS
THAT 14−1-948−74
Amendment No. 1
The introduction:
2.3. In table 2 the relative narrowing of the make — 58,0% instead of 55.0%.
Section 4.1 Supplement.
When you assign a product Quality Mark marking and documentation produced in accordance with GOST 1.9−67».
SDT 191−75
STATE
THE STANDARDS COMMITTEE
Of the Cabinet of Ministers of the USSR
Registered and entered in the register
state registration
2.
Amendment No. 1
to THAT 14−1-948−74
Section 5 — Procedure of calculation of wholesale prices
5.1. Calculation of wholesale prices according to the application.
AGREED Zam. chief of VIAM Shalin R. E. Head of laboratory Berenson V. F. Head. laboratory standardization Kolyasnikova R. I. |
DEVELOPED Head of technical Department Glavspetsstroi of MISI USSR Markelov A. I. Chief engineer of the plant Guchin V. N. |
Crossed out in clause 4.1 to be true.
Joined: 11.02.75
Head. the technical Department of TSNIICHM A. Kaplan
App
THAT 14−1-948−74 Rev. 1
PRICING
Wholesale prices on high quality steel brand ЭП479-W on the other 14−1-948−74 Rev. 1. calculated normative-parametric method in accordance with the «regulations», approved by No. 10−15/385 dated 16/11−1971.
As analog adopted by the steel bars of the same brand for CMTU 1−171−67, the price of which is included in Supplement No. 5 to the price list No. 01−03.
Steel brand ЭП479-sh new THAT differs from brands, similar to the following quality indicators:
| New brand ЭП479-W on the other 14−1-948−74 Rev. No. 1 | Mark-analogue ЭП469-sh for CMTU 1−171−67 | |
| Mechanical properties: | ||
| Temporary resistance | 115 | 110 |
| Yield strength | 95 | 80 |
| The relative narrowing | 58 | 50 |
| The control metal on volosovichi | Is controlled on the finished parts | Not controlled |
| Marking and documentation | According to GOST 7566−69 When you assign a product Quality Mark according to GOST 1.9−67 |
Must meet the requirements of CMTU 1−55−67 |
| Other requirements are the same | ||
2.
Wholesale prices for steel stamps ЭП479-sh new THAT calculated from the list prices of brand-equivalent taking into account surcharges for qualitative changes that can be seen from the table below.
| Specifications | Wholesale price of 1 ton of ingots to RUB over tn. | Wholesale price of steel bars per ton, the size in mm | ||||||
| 8−11 | 12−15 | 16−31 | 32−50 | 52−100 | 105−200 | |||
| Mark-analogue in ЭП479-sh DOP. 5 to prask. 01−03 |
CMTU 1−171−67 | 756 | 1080 | 1070 | 1050 | 1040 | 1030 | 1010 |
Surcharge: 1) For increasing norms of mechanical properties: a) strength +2% b) plastic +3% Preis. 01−03 pp. 403−404 |
- - |
+22 +32 |
+21 +32 |
+21 +32 |
+21 +31 |
+21 +31 |
+20 +30 | |
| Wholesale price (rounded) brand 1Х16Н2АМ-sh (ЭП479-W) | THAT 14−1-948−74 Rev. No. 1 | 756 | 1130 | 1120 | 1100 | 1090 | 1080 | 1060 |
Calculation of wholesale prices compiled The Plant «Elektrostal» Chief economist A. Pankratov 24 October 1974 |
Calculation of wholesale prices agreed: «13».12.1974 |
Wholesale prices are consistent:
Head. Department cost, profitability
and pricing of ICM V. I. Kaplanov
The Ministry of ferrous metallurgy of the USSR
Agreed: Chief engineer, Chief Technical |
UDC Group В32 Claim: Chief engineer VPO p/n the V. S. Kultygin. |
BARS HOT ROLLED AND FORGED OF STEEL
BRAND 1Х16Н2АМ-SH (ЭП479-W)
Specifications
THAT 14−1-948−74
Amendment No. 2
The introduction:
1. In table.2, item 2.3 toughness to install 7 kgsm/cm2 (instead of 6 kgsm/cm2).
2. In paragraph 2.5 the link to 10243−62 to replace GOST 10243−75.
3. Item 5.1 Supplement note: «enhancement of the standards of impact strength surcharge will not be charged».
Agreed: Zam. chief of VIAM p/u /Sklyarov N. M/ Zam. head of the lab.25 p/p /Rolls G. K./ Head. laboratory standardization p/p /L. Kolesnikova, R. I./ |
Developed by: Acting chief engineer plant «Electrostal» p/p /Kosirev/ |
Registered CNIICHM: 14.06.77
Head. Department of standardization of ferrous metallurgy
p/p /Meander L. V./
STATE
THE STANDARDS COMMITTEE
Of the Cabinet of Ministers of the USSR
Registered and entered in the register
state registration
The Ministry of ferrous metallurgy of the USSR
OKP 09 6400 AGREED: Chief 12/04.74 |
UDC Group В32 CLAIM: Chief engineer The V. S. Kultygin |
BARS HOT ROLLED AND FORGED OF STEEL GRADE
1Х16Н2АМ-SH (ЭП479-W)
SPECIFICATIONS
THAT 14−1-948−74
(instead CMTU 1−171−67)
Amendment No. 3
The introduction:
1. The validity of technical conditions is extended
2. Paragraph 2.5. GOST 10243−62 to replace GOST 10243−75.
Agreed: Acting chief engineer plant «Electrostal» p/n Kosirev «13».03.74 g Head. laboratory standardization V. T. Ababkov |
Developed by: Zam. chief of VIAM p/p Sklyarov N. M Head of laboratory Berenson V. F. |
Registered CNIICHM:
Head. Department of standardization of ferrous metallurgy
Meander L. V.
STATE
THE STANDARDS COMMITTEE
Of the Cabinet of Ministers of the USSR
Registered and entered in the register
state registration
The Ministry of ferrous metallurgy of the USSR
AGREED: Chief |
UDC Group В32 CLAIM: Chief engineer N. And. Drozdov |
BARS HOT ROLLED AND FORGED OF STEEL
BRAND 1Х16Н2АМ-SH (ЭП479-W)
SPECIFICATIONS
THAT 14−1-948−74
Amendment No. 4
The introduction: 10.02.74
1. The validity of technical conditions is extended
2. The introductory part of the specifications to add with the paragraph:
«Indicators of technical level established the technical specifications that meet the requirements of the highest category of quality.»
3. Paragraph 2.3., table.2 record
in the graph: Temporary resistance
σIn N/mm2 (kgf/mm2) 1130 (115) |
STATE
THE STANDARDS COMMITTEE
Of the Cabinet of Ministers of the USSR
Registered and entered in the register
state registration
2
Rev. No. 4
to THAT 14−1-948−74
Yield strength
σ0,2 N/mm2 (kgf/mm2) 930 (95) |
Toughness
Andn J/cm2 (kgsm/cm2) 69 (7) |
4. Section 4 to read in the new edition:
«5. TRANSPORTATION AND STORAGE5.1. Transportation and storage in accordance with GOST 7566−81».
Note: Wholesale prices published in the price list No. 01−08, pp. 102−104; NCP in the price list No. 01−08−1980/8, p. 86−89.
Agreed: Zam. head N. M. Sklyarov Head of laboratory V. F. Berenson |
Developed by: Chief engineer plant «Electrostal" |
3
Rev. No. 4
to THAT 14−1-948−74
Head. laboratory standardization
special steels and alloys
CNIICHM
V. T. Ababkov
Registered CNIICHM: 10.12.84
Head. Department of standardization
ferrous metallurgy
V. T. Ababkov
The Ministry of ferrous metallurgy of the USSR
OKP 09 6400 90.01.24 |
Group В32 Zam. Director 06.12.89 G. |
BARS HOT ROLLED AND FORGED OF STEEL
BRAND 1Х16Н2АМ-SH (ЭП479-W)
SPECIFICATIONS
THAT 14−1-948−74
Amendment No. 5
The holder of the original of TSNIICHM
The introduction: 04.02.90
AGREED: Zam. chief of VIAM E. B. Kachanov Head of laboratory V. F. Berenson |
DEVELOPED by: plant «Electrostal» A. S. SICAV AGREED: A. N. Blokhin 15.01.90. |
Amendment No. 5
to THAT 14−1-948−74
1. To remove the limit of validity.
2. Section 3, paragraph 3.2. to read as follows:
«3.2. For electroslag melting are ingots obtained from melting of a single source. Allowed to complete consumable electrodes of the two or three initial heats.3. Paragraph 4.2. Replace links: 2590−81 GOST and GOST 2591−81 to GOST 2590−88 and GOST 2591−88, respectively, from
The examination carried out: 04.12.89
Head. lab. Standardization
special steels and alloys CNIICHM
V. T. Ababkov
OKP 09 6400 APPROVED in the prescribed manner «26».01.1990 AGREED in the prescribed manner «03».02.1989 True: (signature and seal) |
UDC Group В32 16.03.90 WAS 121291/06 30.01.90 |
BARS HOT ROLLED AND FORGED
OF STEEL GRADE 1Х16Н2АМ-SH (ЭП479-W)
SPECIFICATIONS
THAT 14−1-948−74
Amendment No. 6
The introduction: 25.03.90
C. 2
THAT 14−1-948−74
1. Section 2 «Technical requirements» section 2.2 add the following%:
«Depending on the purpose hot rolled and forged steel are divided into subgroups:a) for hot forming;
b) for cold machining.
2. Section 2 «Technical requirements» add paragraph 2.7 as follows:
«2.7. At the request of the enterprises of the aviation industry, specified in the order, the steel sub-group «a» supply plant «Dneprospetsstal» test on the residue in the hot state, up to 1/3 of the height. In upset samples should be free of tears and cracks. Bars with a diameter or a side of a square more than 80 mm on the hot draught can not be tested at the plant of the supplier, if the latter guarantees a positive result of this test is the consumer."The examination carried out:
25.01.90
THE MINISTRY OF FERROUS METALLURGY OF THE USSR
CENTRAL ORDER OF THE RED BANNER OF LABOR
SCIENTIFIC-RESEARCH INSTITUTE OF FERROUS METALLURGY
THEM. I. P. BARDIN
107843, Moscow, b-B, 2-ya Baumanskaya ul., 9/23. Phone 267−01−02, SPR. 1−00. For telegrams to Moscow
TSNIICHERMET account 240802 at Bauman state Bank branch
NO. THAT TU14/1−948 SDT-23−76−10 |
«12» December 1975 GL. the engineer of the plant «Elektrostal" The head of the laboratory № 26 VIAM Chief engineer Glavspetsstroi MFM Zam. head of Gatehouseite map Zam. head of Ausgabestelle T. B. P. Zuev. Zam. head of Department of the prices of heavy industry products of the state price of the USSR T. A. P. Antonov. Chief VIFS so the Makarchuk I. N. NIIEM so Chaplanovo VI. |
LETTER AMENDMENT
to THAT 14−1-948−74 «Bars and rods, hot-rolled to
forged from steel of grade 1Х16Н2АМ-sh (ЭП479-W)»
1. The title, the definition in section 2.1. (table. 1), the calculation of wholesale prices name brand 1Х16Н2АМ-sh (ЭП479-W) to replace 15Х16Н2АМ-sh (ЭП470-W).
BASE: cast in the name of the brand in accordance with the designation by GOST 5632−72.
Head. the technical Department of A. S. Kaplan
Accepted
note
