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| PRODUCTION |
Seamless steel pipes for petroleum processing and petrochemical industry
made to GOST 550-75
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HOT-WORKED PIPES
Assortment of group "A", "B".Steel grades 15H5, 15H5M, 15H5VF, 1H2M
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External diameter, mm |
Wall thickness, mm |
Length of pipes, m |
| 76 |
8 |
4-12 |
| 89 |
6-8 |
4-12,1 |
| 89 |
9-10 |
4-10 |
| 102 |
6-9 |
4-12,2 |
| 102 |
10 |
4-11 |
| 102 |
11-12 |
4-10 |
| 108 |
9-10 |
4-10 |
| 108 |
11-12 |
4-9 |
| 108 |
13-14 |
4-7,5 |
| 114 |
6-8 |
4-12 |
| 114 |
9-10 |
4-10 |
| 114 |
11-12 |
4-8 |
| 114 |
13-14 |
4-7 |
| 127 |
6-10 |
4-12,1 |
| 127 |
11-12 |
4-10 |
| 127 |
13-14 |
4-8,5 |
| 133 |
6-8 |
4-11 |
| 133 |
9-10 |
4-10 |
| 133 |
11-12 |
4-9 |
| 133 |
13-14 |
4-8 |
| 152 |
8 |
4-12,1 |
| 152 |
10 |
4-10 |
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| Assortment of group "A", "Β. Steel grades 10, 20, 10G2. |
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External diameter, mm |
Wall thickness, mm |
Length of pipes, m |
| 76 |
6-12 |
Random length from 4,0 to 9,0;
more than 9,0 if agreed;
a specified length from 5,0 to 9,0
multiple within specified length;
for S=4,5-5,0 mm to 9,5;
for S>22 mm up to 7,0. |
| 83 |
6-12 |
| 89 |
5-14 |
| 95 |
5-18 |
| 102 |
5-20 |
| 108 |
4,5-22 |
| 114 |
4,5-24 |
| 121 |
4,5-26 |
| 127 |
4,5-26 |
| 133 |
4,5-26 |
| 140 |
4,5-32 |
| 152 |
4,5-25 |
| 159 |
4,5-25 |
| 168 |
6,0-12 |
S - wall thickness |
| Notes: |
• Permissible deviations in diameter and wall thickness according to GOST 8732-78
• The pipes of other length are manufactured by agreement. |
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COLD-WORKED PIPES
Assortment of group "A". Steel grades 10, 20, 10G2, 15HM.
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External diameter, mm |
Wall thickness, mm |
Length of pipes, m |
| 19 |
1,5, 2,5 |
Random length from 1,5 to 9,0
a specified length from 5,0 to 9,0
multiple length within random length |
| 20 |
2,0 2,5 |
| 25 |
2,0, 3,0 |
| 38 |
2,0, 3,5 |
| 48 |
4,0-5,0 |
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Assortment of group "A". Steel grade 15H5M.
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External diameter, mm |
Wall thickness, mm |
Length of pipes, m |
| 20 |
2,0, 2,5 |
Random length from 1,5 to 9,0. a specified length from 5,0 to 9,0
multiple length within random length |
| 25 |
2,0, 3,0 |
| 38 |
2,0, 3,5 |
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Assortment of group "B" according to GOST 8733-74/8734-75.
The permissible deviations in external diameter and pipe wall thickness of "B" group should correspond to GOST 8732-78, 8734-75. |
Information in detail look in the
table in PDF-format 
Adobe® PDF
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