Validity from 01.07.90
Failure to comply with the standard will be punished by law
This standard establishes a range of hot-rolled steel I-beams with sloped internal flange faces. 1. The cross section of the I-beams must correspond to that indicated in Fig. 1.
h - height of two avra; b - shelf width; s - wall thickness; t - average thickness of the shelf; R - radius of internal curvature; r - radius of curvature of the shelf
Note. The slope of the inner edges of the shelves should be 6-12%.
Table 1
I-beam number |
Cross-sectional area, cm 2 |
Weight 1 m, kg |
Reference values for axes |
||||||||||||
no more |
|||||||||||||||
2. The nominal dimensions of I-beams, cross-sectional area, weight and reference values for the axles must correspond to those given in table. 1. 3. According to rolling accuracy, I-beams are manufactured: increased accuracy - B, normal accuracy - B. 4. Limit deviations in the dimensions and cross-sectional shape of I-beams (Fig. 1-2) must correspond to the specifications went to table 2 .
b 1 - width a of the shortened flange; b 2 - width of the extended flange; D - shelf misalignment; f - wall deflection
table 2
Parameter of the I-beam, while the quality is low |
Limit deviations for rolling accuracy |
||
increased |
oh ordinary |
||
Height h |
Up to 140 incl. |
||
St. 14 0 » 180 » | |||
» 180 » 300 » | |||
» 300 » 3 60 » | |||
» 360 » 600 » | |||
Shelf width b |
Up to 73 incl. |
||
St. 73 » 90 » | |||
» 90 » 135 » | |||
» 135 » 155 » | |||
» 155 | |||
Shelf thickness t* |
Up to 7.5 incl. |
||
St. 7.5 "8.9" | |||
» 8.9 » 10.7 » | |||
» 1 0.7 » 1 2.3 » | |||
» 12.3 » 14.2 » | |||
» 14.2 » 15.2 » | |||
» 15.2 | |||
Warp of shelf D at width e b |
From 55 to 1 90 incl. |
No more than 0.0125 b |
Not more than 0.02 b |
Deviation from |
Up to 73 incl. |
||
symmetry d | St. 7 3 "90" | ||
» 90 » 13 5 » | |||
at width b | » 135 » 145 » | ||
» 145 | |||
Length |
Up to 8 m incl. |
||
St. 8 m |
To the +40 tolerance add 5 mm for each meter of length. 8 m |
AND INFORMATION DATA
1. DEVELOPED AND EXTERNALLY BY THE Ministry of Ferrous Metallurgy of the USSR, GOSSTROI of the USSR, Central Research Institute of Building Structures. 2. APPROVED AND PUT INTO EFFECT by Resolution of the USSR State Committee on Standards dated September 27, 1989 No. 2940 3. The standard fully complies with ST SEV 2209-80 4. The standard complies with MS ISO 657/13 5. The standard is unified with BDS 5951 -75, TGL 10369 6. VZ AMEN GOST 8239-72 7. The validity period was lifted according to Protocol No. 7-95 of the Interstate Council for Standardization, Metrology and Certification (IUS 11-95) 8. REISSITION October 2001
INTERSTATE STANDARD
HOT-ROLLED STEEL I-beams Assortment
Hot-rolled steel flange beams.
Rolling products
OKP 09 2500 * 1
Date of introduction 07/01/90
This standard establishes a range of hot-rolled steel I-beams with sloped internal flange faces.
1. The cross-section of the I-beams must correspond to that indicated in the drawing. 1.
h - height of the I-beam; b - shelf width; 5 - wall thickness; t - average flange thickness; R - radius of internal curvature; g - radius of curvature of the shelf
Note: The slope of the internal edges of the shelves should be 6-12%.
2. The nominal dimensions of I-beams, cross-sectional area, weight and reference values for the axles must correspond to those given in table. 1.
Official publication ★
Reproduction is prohibited
Table 1
I-beam number |
Cross-sectional area, cm 2 |
Weight 1 m, kg |
Reference values for axes |
||||||||||||
Notes:
1. The cross-sectional area and mass of 1 m of the I-beam are calculated based on the nominal dimensions; The steel density is taken to be 7.85 g/cm 3 .
2. The values of the radii of curvature, the slope of the internal edges of the shelves, the thickness of the shelves, indicated in the drawing. 1 and in table. 1, are given for the construction of calibers and are not controlled on finished products.
3. The tables use the following notation:
I - moment of inertia;
W - moment of resistance;
S - static half-section moment; i is the radius of gyration.
3. According to rolling accuracy, I-beams are manufactured: high precision - B;
ordinary accuracy - V.
4. Maximum deviations in size and cross-sectional shape of I-beams (Fig. 1-2) must correspond to those given in table. 2.
![](https://i2.wp.com/allgosts.ru/77/140/%D0%93%D0%9E%D0%A1%D0%A2%208239-89_files/131e2122%208239-89-2.png)
![](https://i2.wp.com/allgosts.ru/77/140/%D0%93%D0%9E%D0%A1%D0%A2%208239-89_files/131e2122%208239-89-4.png)
Width of shortened flange; b 2 - width of the extended flange; D - shelf skew; / - wall deflection
Table 2 mm
I-beam parameter |
Maximum deviation for rolling accuracy |
||
level of quality |
increased | ||
Up to 140 incl. | |||
St. 140 » 180 » | |||
St. 180 to 300 incl. | |||
St. 360 to 600 incl. | |||
Shelf width b |
Up to 73 incl. | ||
St. 73 » 90 » | |||
St. 135 to 155 inclusive. » 155 | |||
Shelf thickness t * |
Up to 7.5 incl. | ||
St. 7.5 "8.9" | |||
St. 10.7 to 12.3 incl. | |||
» 12.3 » 14.2 » | |||
» 14.2 » 15.2 » | |||
Warp of shelf A at width b |
From 55 to 190 incl. |
No more than 0.0125 b |
No more than 0.02 b |
Deviation from sym- |
Up to 73 incl. | ||
metric 5 |
St. 73 » 90 » | ||
with width b |
St. 135 to 145 incl. » 145 | ||
Up to 8 m incl. | |||
Add +40 to tolerance | |||
apply 5 mm for each | |||
meter length St. 8 m |
* Positive deviations are limited by maximum deviations by weight.
5. Wall deflection (/) should not exceed 0.15 S.
6. The curvature of the I-beam should not exceed 0.2% of the length.
7. The blunting of the outer edges of the flanges of high-precision I-beams should not exceed 2.2 mm; for normal-precision I-beams it is not controlled.
8. Profiles are made with lengths from 4 to 12 m:
measured length;
multiple measured length;
of unmeasured length.
By agreement between the manufacturer and the consumer, it is allowed to manufacture I-beams longer than 12 m.
9. Deviations in the mass of 1 m of I-beam should not exceed plus 3, minus 5%.
By agreement between the manufacturer and the consumer, the deviation in weight without control of the thickness of the flanges and walls of the I-beam should not exceed plus 3, minus 3% for I-beams up to No. 16 and plus 2.5, minus 2.5% for I-beams over 16.
10. Dimensions and geometric shape controlled at a distance of at least 500 mm from the end of the I-beam.
The height of the I-beam is controlled in the Y-Y plane.
INFORMATION DATA
1. DEVELOPED AND INTRODUCED by the Ministry of Ferrous Metallurgy of the USSR, GOSSTROI of the USSR, Central Research Institute of Building Structures
2. APPROVED AND ENTERED INTO EFFECT by Resolution of the USSR State Committee on Standards dated September 27, 1989 No. 2940
3. The standard fully complies with ST SEV 2209-80
4. The standard complies with MS ISO 657-13
5. The standard is unified with BDS 5951-75, TGL 10369
6. INSTEAD GOST 8239-72
7. The validity period was lifted according to Protocol No. 7-95 of the Interstate Council for Standardization, Metrology and Certification (IUS 11-95)
8. REPUBLICATION. October 2001
GOST 8239-89: Hot-rolled steel I-beams
This standard establishes a range of hot-rolled steel I-beams with sloped internal flange faces.
1. The cross-section of the I-beams must correspond to that shown in the drawing.
h - height of the I-beam; b - shelf width; s - wall thickness; t - average flange thickness; R - radius of internal curvature; r - radius of curvature of the shelf;
Note. The slope of the internal edges of the shelves should be 6-12%.
2. The nominal dimensions of I-beams, cross-sectional area, weight and reference values for the axles must correspond to those given in the table.
N two. | Dimensions | Area pop. sections, | Weight 1 m, kg | Reference values for axes | |||||||||||
h | b | s | t | R | r | X - X | Y-Y | ||||||||
no more than mm | Ix, | Wx, | i x , | Sx, | Iy, | Wy, | i y, | ||||||||
cm 2 | cm 4 | cm 3 | cm | cm 3 | cm 4 | cm 3 | cm | ||||||||
10 | 100 | 55 | 4,5 | 7,2 | 7,0 | 2,5 | 12,0 | 9,46 | 198 | 39,7 | 4,06 | 23,0 | 17,9 | 6,49 | 1,22 |
12 | 120 | 64 | 4,8 | 7,3 | 7,5 | 3,0 | 14,7 | 11,50 | 350 | 58,4 | 4,88 | 33,7 | 27,9 | 8,72 | 1,38 |
14 | 140 | 73 | 4,9 | 7,5 | 8,0 | 3,0 | 17,4 | 13,70 | 572 | 81,7 | 5,73 | 46,8 | 41,9 | 11,50 | 1,55 |
16 | 160 | 81 | 5,0 | 7,8 | 8,5 | 3,5 | 20,2 | 15,90 | 873 | 109,0 | 6,57 | 62,3 | 58,6 | 14,50 | 1,70 |
18 | 180 | 90 | 5,1 | 8,1 | 9,0 | 3,5 | 23,4 | 18,40 | 1290 | 143,0 | 7,42 | 81,4 | 82,6 | 18,40 | 1,88 |
20 | 200 | 100 | 5,2 | 8,4 | 9,5 | 4,0 | 26,8 | 21,00 | 1840 | 184,0 | 8,28 | 104,0 | 115,0 | 23,10 | 2,07 |
22 | 220 | 110 | 5,4 | 8,7 | 10,0 | 4,0 | 30,6 | 24,00 | 2550 | 232,0 | 9,13 | 131,0 | 157,0 | 28,60 | 2,27 |
24 | 240 | 115 | 5,6 | 9,5 | 10,5 | 4,0 | 34,8 | 27,30 | 3460 | 289,0 | 9,97 | 163,0 | 198,0 | 34,50 | 2,37 |
27 | 270 | 125 | 6,0 | 9,8 | 11,0 | 4,5 | 40,2 | 31,50 | 5010 | 371,0 | 11,20 | 210,0 | 260,0 | 41,50 | 2,54 |
30 | 300 | 135 | 6,5 | 10,2 | 12,0 | 5,0 | 46,5 | 36,50 | 7080 | 472,0 | 12,30 | 268,0 | 337,0 | 49,90 | 2,69 |
33 | 330 | 140 | 7,0 | 11,2 | 13,0 | 5,0 | 53,8 | 42,20 | 9840 | 597,0 | 13,50 | 339,0 | 419,0 | 59,90 | 2,79 |
36 | 360 | 145 | 7,5 | 12,3 | 14,0 | 6,0 | 61,9 | 48,60 | 13380 | 743,0 | 14,70 | 423,0 | 516,0 | 71,10 | 2,89 |
40 | 400 | 155 | 8,3 | 13,0 | 15,0 | 6,0 | 72,6 | 57,00 | 19062 | 953,0 | 16,20 | 545,0 | 667,0 | 86,10 | 3,03 |
45 | 450 | 160 | 9,0 | 14,2 | 16,0 | 7,0 | 84,7 | 66,50 | 27696 | 1231,0 | 18,10 | 708,0 | 808,0 | 101,00 | 3,09 |
50 | 500 | 170 | 10,0 | 15,2 | 17,0 | 7,0 | 100,0 | 78,50 | 39727 | 1589,0 | 19,90 | 919,0 | 1043,0 | 123,00 | 3,23 |
55 | 550 | 180 | 11,0 | 16,5 | 18,0 | 7,0 | 118,0 | 92,60 | 55962 | 2035,0 | 21,80 | 1181,0 | 1356,0 | 151,00 | 3,39 |
60 | 600 | 190 | 12,0 | 17,8 | 20,0 | 8,0 | 138,0 | 108,00 | 76806 | 2560,0 | 23,60 | 1491,0 | 1725,0 | 182,00 | 3,54 |
Notes:
- The cross-sectional area and mass of 1 m of the I-beam are calculated from the nominal dimensions; The steel density is taken to be 7.85 g/cm3.
- The values of the radii of curvature, the slope of the internal edges of the flanges, the thickness of the flanges indicated in the drawing and in the table are given for the construction of gauges and are not controlled on the finished product.
- The tables use the following notation:
- I - moment of inertia;
- W - moment of resistance;
- S - static half-section moment;
- i is the radius of gyration.
- I-beams No. 24 to No. 60 are not recommended for use in new developments.
- increased accuracy - B,
- ordinary accuracy - V.
![](https://i2.wp.com/m-invest.ru/public/content/steel_books/info_balka_2.gif)
b1 - width of the shortened flange; b2 - width of the extended flange; D - shelf skew; f - wall deflection;
I-beam parameter, quality indicator | Size | Limit deviations for rolling accuracy | |
increased | ordinary | ||
Height h | Up to 140 incl. | + 2,0 | |
» 140 » 180 » | +2,0 | +2,5 | |
» 180 » 300 » | +3,0 | ||
» 300 » 360 » | +3,0 | +3,5 | |
» 360 » 600 » | +4,0 | +4,0 | |
Shelf width b | Up to 73 incl. | +2,0 | |
» 73 » 90 » | +2,0 | +2,5 | |
» 90 » 135 » | +3,0 | ||
» 135 » 155 » | +3,5 | ||
» 155 | +3,0 | +4,0 | |
Shelf thickness t* | Up to 7.5 incl. | -0,4 | -0,7 |
» 7.5 » 8.9 » | -0,5 | -0,7 | |
» 8.9 » 10.7 » | -0,6 | -0,8 | |
» 10.7 » 12.3 » | -0,7 | ||
» 12.3 » 14.2 » | -0,8 | -1,0 | |
» 14.2 » 15.2 » | -0,9 | ||
» 15.2 | -1,0 | -1,2 | |
Warp of shelf D at width b | From 55 to 190 incl. | No more than 0.0125 b | No more 0,02 b |
Deviation from symmetry d =(b 1 -b 2)/2 | Up to 73 incl. | 2,0 | |
» 73 » 90 » | 2,0 | 2,5 | |
» 90 » 135 » | 3,0 | ||
at width b | » 135 » 145 » | 3,5 | |
» 145 | 3,0 | 4,0 | |
Length | Up to 8 m incl. | +40 | +40 |
» 8 m | To tolerance +40 add 5 mm for each meter of length » 8 m | +80 |
5. Wall deflection ( f) should not exceed 0.15.
6. The curvature of the I-beam should not exceed 0.2% of the length.
7. The blunting of the outer edges of the flanges of high-precision I-beams should not exceed 2.2 mm; for normal-precision I-beams it is not controlled.
8. Profiles are made with lengths from 4 to 12 m:
By agreement between the manufacturer and the consumer, it is allowed to manufacture I-beams longer than 12 m.
9. Deviations in the mass of 1 m of I-beam should not exceed plus 3, minus 5%.
By agreement between the manufacturer and the consumer, the deviation in weight without control of the thickness of the flanges and walls of the I-beam should not exceed plus 3, minus 3% for I-beams up to No. 16 and plus 2.5, minus 2.5% for I-beams over 16.
10. Dimensions and geometric shape are controlled at a distance of at least 500 mm from the end of the I-beam.
The height of the I-beam is controlled in the plane Y-Y.
INTERSTATE STANDARD
HOT-ROLLED STEEL I-beams
Assortment
Hot-rolled steel flange beams. Rolling products
GOST 8239-89
Date of introduction 07/01/90
This standard establishes a range of hot-rolled steel I-beams with sloped internal flange faces.
1. The cross-section of the I-beams must correspond to that indicated in the drawing. 1.
h is the height of the I-beam; b - shelf width; S—wall thickness; t—average flange thickness; R—radius of internal curvature; g - radius of curvature of the shelf
Crap. 1
Note. The slope of the internal edges of the shelves should be 6-12%.
2. The nominal dimensions of I-beams, cross-sectional area, weight and reference values for the axles must correspond to those given in table. 1.
Table 1
Notes:
- The cross-sectional area and mass of 1 m of the I-beam are calculated from the nominal dimensions; The steel density is taken to be 7.85 g/cm 3 .
- The values of the radii of curvature, the slope of the internal edges of the shelves, the thickness of the shelves, indicated in the drawing. 1 and in table. 1, are given for the construction of calibers and are not controlled on finished products.
- The tables use the following notation:
- I—moment of inertia;
- W is the moment of resistance;
- S—static half-section moment;
- i is the radius of gyration.
3. According to rolling accuracy, I-beams are manufactured:
- increased accuracy - B;
- ordinary accuracy - V.
4. Maximum deviations in size and cross-sectional shape of I-beams (Drawings 1-2) must correspond to those given in Table. 2.
b 1 - width of the shortened flange; b 2 - width of the extended flange; Δ — shelf skew; ƒ — wall deflection
Crap. 2
table 2
* Positive deviations are limited by maximum deviations by weight.
5. Wall deflection (ƒ) should not exceed 0.15 S.
6. The curvature of the I-beam should not exceed 0.2% of the length.
7. The blunting of the outer edges of the flanges of high-precision I-beams should not exceed 2.2 mm; for normal-precision I-beams it is not controlled.
8. Profiles are made with lengths from 4 to 12 m:
- measured length;
- multiple measured length;
- of unmeasured length.
By agreement between the manufacturer and the consumer, it is allowed to manufacture I-beams longer than 12 m.
9. Deviations in the mass of 1 m of I-beam should not exceed plus 3, minus 5%.
By agreement between the manufacturer and the consumer, the deviation in weight without control of the thickness of the flanges and walls of the I-beam should not exceed plus 3, minus 3% for I-beams up to No. 16 and plus 2.5, minus 2.5% for I-beams over 16.
10. Dimensions and geometric shape are controlled at a distance of at least 500 mm from the end of the I-beam.
The height of the I-beam is controlled in the Y-Y plane
INFORMATION DATA
1. DEVELOPED AND INTRODUCED by the Ministry of Ferrous Metallurgy of the USSR, GOSSTROY of the USSR, Central Research Institute of Building Structures
2. APPROVED AND ENTERED INTO EFFECT by Resolution of the USSR State Committee on Standards dated September 27, 1989 No. 2940
3. The standard fully complies with ST SEV 2209-80
4. The standard complies with MS ISO 657-13
5. The standard is unified with BDS 5951-75, TGL 10369
6. INSTEAD GOST 8239-72
7. The validity period was lifted according to Protocol No. 7-95 of the Interstate Council for Standardization, Metrology and Certification (NUS 11-95)
8. REPUBLICATION. October 2001