GOST 1131-76
GOST 1131−76 aluminum deformable Alloys in ingots. Specifications (with Amendments No. 1, 2)
GOST 1131−76
Group В57
INTERSTATE STANDARD
ALUMINUM DEFORMABLE ALLOYS IN INGOTS
Specifications
Strained aluminium alloys in pigs. Technical requirements
GST 17 1340
Date of introduction 1978−01−01
INFORMATION DATA
1. APPROVED AND promulgated by the Decree of the State Committee of standards of Ministerial Council of the USSR from
2. REPLACE GOST 1131−67
3. REFERENCE NORMATIVE AND TECHNICAL DOCUMENTS
| The designation of the reference document referenced |
Item number |
| GOST 7727−81 |
4.2 |
| GOST 11739.1−90 |
4.2 |
| GOST 11739.2−90 |
4.2 |
| GOST 11739.3−99 |
4.2 |
| GOST 11739.4−90 |
4.2 |
| GOST 11739.5−90 |
4.2 |
| GOST 11739.6−99 |
4.2 |
| GOST 11739.7−99 |
4.2 |
| GOST 11739.8−90 — GOST 11739.10−90 |
4.2 |
| GOST 11739.11−98-GOST 11739.13−98 |
4.2 |
| GOST 11739.14−99 | 4.2 |
| GOST 11739.15−99 | 4.2 |
| GOST 11739.16−90-GOST 11739.19−90 |
4.2 |
| GOST 11739.20−99 |
4.2 |
| GOST 11739.21−90 |
4.2 |
| GOST 11739.22−90 |
4.2 |
| GOST 11739.23−99 |
4.2 |
| GOST 11739.24−98 |
4.2 |
| GOST 21399−75 |
5.2 |
| GOST 21650−76 |
5.2 |
| GOST 24231−80 |
4.2 |
| GOST 25086−87 |
4.2 |
4. The expiration time limit is removed by the Resolution of Gosstandart from
5. EDITION (December 2000) with Amendments No. 1, 2 approved in December 1980 and June 1987 (ICS 3−80, 10−87)
This standard applies to aluminium wrought alloys in ingots, intended for the manufacture of ingots, pressure treated, and podrihtovali in the manufacture of aluminum alloys.
1. AND SIZES
1.1. Depending on the application, alloys are divided into alloys to handle pressure and have the grades for podsieci.
1.1.1. Alloys intended for processing pressure may be applied to podrihtovali.
1.2. Brand and chemical composition of aluminum alloys intended for processing by pressure, shall be as specified in table.1.
(Changed edition, Rev. N 1, 2).
1.3. Brand and chemical composition of aluminum alloys intended for podsieci, shall be as specified in table.2.
Table 1
| Mark |
Chemical composition, % | ||||||||||||||
| Aluminium | Alloying components |
Impurity, not more than | |||||||||||||
| Copper |
Magnesium | Manganese | Cream — tions | Zinc |
Iron | Cream — tions | Nor — Kel | Zinc |
Chrome |
CIR — Kony | Titan |
Other impurities | |||
| Individually |
The amount | ||||||||||||||
| VD1 |
Basis |
2,0−5,0 |
0,4−1,6 |
0,3−0,8 |
- |
- |
1,0 |
1,0 |
0,2 |
0,7 |
- |
- |
0.2 (titanium+chromium+zirconium) |
0,05 |
0,2 |
| 1105 |
« |
2,0−5,0 |
0,4−2,0 |
0,3−1,0 |
- |
- |
1,5 |
3,0 |
0,2 |
1,0 |
- |
- |
0.2 Titanium+chrome+ +Zirconia |
0,05 |
0,2 |
| AVD1 |
» | 2,5−5,0 |
0,1−1,0 |
0,1−1,0 |
- |
- |
0,8 |
0,8 |
0,1 |
0,5 |
- |
- |
- |
0,05 |
0,2 |
| AVD1−1 |
" | 2,5−3,5 |
0,2−0,7 |
0,1−0,7 |
- |
- |
0,8 |
0,8 |
0,1 |
0,3 |
- |
- |
- |
0,05 |
0,2 |
| AKM |
" | 1,2−2,6 |
0,8−1,4 |
0,2−0,8 |
0,8−2,2 |
- |
1,0 |
- |
0,1 |
1,0 |
0,2 |
- |
0,2 |
- |
0,2 |
| V95−1 |
" | 1,0−3,0 |
0,6−2,6 |
0,2−0,8 |
- |
0,8−2,0 |
1,0 |
1,5 |
0,2 |
- |
0,25 |
- |
0.20 Titanium+zirconium |
0,05 |
0,2 |
| V95−2 |
" | 1,0−3,0 |
1,0−2,8 |
0,2−0,8 |
- |
2,0−6,5 |
0,9 |
1,5 |
0,2 |
- |
0,25 |
- |
0.15 (titanium+zirconium) |
0,05 |
0,2 |
| AKCM |
" | 1,4−3,0 |
1,2−2,5 |
0,1−0,7 |
A 0.8−1.6 |
3,5−6,0 |
1,0 |
- |
0,2 |
- |
0,25 |
0,1 |
0.15 (titanium+zirconium) |
- |
0,2 |
Table 2
| Mark |
Chemical composition, % | |||||||||||||||||
| old | new | Aluminium | Alloying components, not more |
Impurity, not more than | ||||||||||||||
| Copper | Magnesium | Mar — Ganz | Nor — Kel | Iron | Cream — tions | Chrome | CIR — Kony | Iron | Cream — tions | Mar — Ganz | Nor — Kel | Zinc |
Titan |
Other impurities | ||||
| Each individual ness |
The amount | |||||||||||||||||
| Vdch |
VD |
Basis |
7,0 |
2,6 |
1,0 |
- |
- |
- | - |
0,2 |
0,8 |
0,7 |
- |
0,1 |
0,5 |
0,2 |
0,05 |
0,2 |
| АК4ч |
VAK4 |
" | 3,0 |
1,8 |
- |
1,5 |
1,3 |
1,2 |
- |
- |
- |
- |
0,3 |
- |
0,5 |
0,1 |
0,05 |
0,2 |
| АК6ч |
VAK6 |
" | 4,8 |
1,0 |
1,2 |
- |
- |
1,2 |
0,35 |
- |
0,8 |
- |
- |
0,1 |
0,5 |
0,15 |
0,05 |
0,2 |
1.4. Aluminium alloy, scrap and waste which are used in the manufacture of alloys for podrihtovali given in the Appendix.
1.5. The shape, size and weight of pigs must comply with those in hell.1−4 and in table.3.
The size of pigs, listed in the table are for reference purposes only and are given for design and manufacturing of molds.
Damn.1−4. The shape, size and weight.
Damn.1
Damn.2
Damn.3
Damn.4
(Changed edition, Rev. N 1).
Table 3
| The number of cher — Ter | Dimensions, mm | Weight, kg | ||||||||||||
| But — min. |
Pred. off. | But — min. |
Pred. off. | But — min. |
Pred. off. | But — min. |
Pred. off. | But — min. |
Pred. off. | But — min. |
Pred. off. | But — min. |
Pred. off. | |
| 1 |
415 |
±0,5 |
93 |
±5 |
- | - | 60 |
±5 | - | - | - | - | 5 |
±0,5 |
| 2 |
640 |
±0,5 |
170 |
±5 |
- |
- |
75 |
±5 |
- |
- |
- |
- |
15 |
±1,5 |
| 3 |
740 |
±10 |
170 |
±5 |
- |
- |
90 |
±5 |
- |
- |
- |
- |
15 |
±1,5 |
| 2 |
1300 |
±20 |
500 |
±10 |
330 |
±10 |
200 |
±10 |
100 |
±10 |
- |
- |
200 |
±30 |
| 2 |
1300 |
±20 |
900 |
±10 |
750 |
±10 |
200 |
±10 |
100 |
±10 |
- |
- |
500 |
±50 |
| 2 |
1600 |
±20 |
660 |
±20 |
500 |
±20 |
410 |
±20 |
140 |
±10 |
- | - | 800 |
±50 |
| 4 |
1360 |
±50 |
800 | ±20 | 600 | ±20 | 450 |
±20 |
200 |
±10 |
25 |
±10 |
1000 |
±100 |
| 1000 |
±60 |
600 |
120 | |||||||||||
| 2 |
1750 |
±20 |
1050 | ±20 | 700 |
±20 | 450 |
±20 |
150 |
±10 |
- | - | 1600 |
±100 |
2. TECHNICAL REQUIREMENTS
2.1. The surface of ingots shall not have bays, Nikitin, SAG, slag and other foreign inclusions.
On the surfaces of large ingots are not allowed cracks, the depth exceeding 10 mm.
2.1.1. Allowed traces of Stripping or cutting defects.
(Changed edition, Rev. N 2).
2.2. Pig in the fracture should not contain slag and other foreign inclusions.
2.3. Alloys, designed to handle the pressure, can be produced in the form of ingots.
The shape and size of ingots, as well as the requirements for their quality must meet regulatory and technical documentation approved in the established order.
3. ACCEPTANCE RULES
3.1. Pig apply to the acceptance of the parties. The party should consist of ingots of one size and one brand, of one or more heats and be accompanied by a document about quality that contains:
trademark or the name and trademark of manufacturer;
grade;
rooms heats;
batch number;
the weight of the batch;
the results of the determination of the chemical composition of each heat;
the designation of this standard.
(Changed edition, Rev. N 2).
3.2. Quality control of the surface subjected to each pig.
3.3. To check break take 1% of the ingots from each heat, but at least two pigs.
The sample size for testing fracture of large pigs weighing 200 kg or more is set by agreement between manufacturer and consumer.
3.4. To control the chemical composition of pigs selected at least two ingots from each heat.
To control the chemical composition of the ingots on the manufacturer is allowed to take samples from each heat at the beginning and end of the casting.
3.5. If unsatisfactory test results of at least one indicator thereon, a second test of the doubled sample taken from two pigs check the bottoms.
The results of repeated tests apply to the entire party.
4. TEST METHODS
4.1. Control of surface quality and fracture produce visually, without the use of magnifying devices.
To check for fracture check every pig nadpilivayut at half height and break.
The procedure for verification of large pigs weighing 200 kg or more internal defects is established by agreement between manufacturer and consumer.
4.2. Selection and preparation of samples for the determination of chemical composition is carried out according to GOST 24231. Drilling of ingots is carried out to a depth of not less than 50 mm.
Chemical analysis carried out according to GOST 25086, 11739.1 GOST, GOST 11739.2, 11739.3 GOST, GOST 11739.4, 11739.5 GOST, GOST 11739.6, 11739.7 GOST, GOST 11739.8−11739.10 GOST, GOST 11739.11−11739.15 GOST, GOST 11739.16−11739.19 GOST, GOST 11739.20, 11739.21 GOST, GOST 11739.22, 11739.23 GOST, GOST 11739.24 or spectral method churchyard 7727, or other methods, accuracy is not inferior to the standard.
Arbitration analysis performed according to GOST 25086, 11739.1 GOST, GOST 11739.2, 11739.3 GOST, GOST 11739.4, 11739.5 GOST, GOST 11739.6, 11739.7 GOST, GOST 11739.8−11739.10 GOST, GOST 11739.11−11739.15 GOST, GOST 11739.16−11739.19 GOST, GOST 11739.20,11739.21 GOST, GOST 11739.22, 11739.23 GOST, GOST 11739.24.
(Changed edition, Rev. N 2).
5. MARKING, PACKAGING, TRANSPORTATION AND STORAGE
5.1. Each pig must be marked indicating:
a) name or trademark of the manufacturer;
b) brand of alloy;
C) heat number.
5.1.1. To denote the grade alloy at one end of the permanent paint applied colored stripes in accordance with table.4.
Table 4
| Mark |
The number and color of stripes |
| VD |
One red, one green, one black |
| VAK4 |
One red and two black |
| VAK6 |
One red and one blue |
| VD1 |
One green and one white |
| AVD1 |
One red and one yellow |
| AVD1−1 |
One red, one yellow and the number 1 |
| AKM |
One blue and three yellow |
| V95−1 |
One green and two yellow |
| V95−2 |
One blue and one yellow |
| AKCM |
One blue and two yellow |
| 1105 |
One green and two white |
(Changed edition, Rev. N 2).
5.1.2. The number of melt is applied to the metal stamp or at the end of indelible ink. The height of the numbers shall be not less than 10 mm.
5.1.3. Large ingots weighing 200 kg or more with a metal stamp or indelible ink is applied to the weight of a pig.
5.2. Pig weighing 5 and 15 kg transporterowych in bags according to GOST 21399. Funds bond packages must meet the requirements of GOST 21650.
Large pig transporterowych unpackaged.
5.3. Pig transporterowych by all kinds of transport in accordance with cargo carriage regulations applicable to transport of this species.
At the request of the consumer allowed transportation of pigs on the open rolling stock (on open platforms, open wagons and open cars).
Large pig transportyour on the open rolling stock.
Note. Large pig transporterowych a wide face «In» up.
5.2, 5.3. (Changed edition, Rev. N 2).
5.4. (Deleted, Rev. N 2).
5.5. Pig stored under conditions excluding contamination of moisture and active chemical substances.
APPLICATION (recommended). Aluminium alloy, scrap and waste which are used in the manufacture of alloys for podrihtovali
APP
Recommended
| Grades used in the form of scrap and waste |
Grades used to podrihtovali |
| AMCs, Amg1, Amg2, Amg4, AMg5, AMg6, V65, D16, D16P, D18 |
VD |
| AK4, AK4−1 |
VAK4 |
| MM, AMC, D12, Amg3, AD31, AD33, AD35, AB, D1, AK6, AK8 |
VAK6 |
The electronic text of the document
prepared by JSC «Code» and checked by:
the official publication of the
M.: IPK Publishing house of standards, 2001
