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| Schedule | Regulatory Documentation | Diameter, mm | Wall thickness, mm | Steel grade |
General purpose |
GOST 10705-80 GOST 10704-91 |
12,7-630 | 1,0-14,0 | 10, 20, 09Г2С, 17Г1С, 17Г1С-У |
LSAW pipes |
GOST 10706-76 GOST 10704-91 |
530-1420 | 8,0-50,0 | 10, 20, 09Г2С, 17Г1С, 17Г1С-У |
Pipes for gas and water conveyance |
GOST 3262-75 | Ду 8-Ду 100 | 2,0-5,0 | GOST 380-94 и GOST 1050-88 |
Pipes for main gas, oil and oil product pipelines |
GOST R 52079-2003 | 114-1420 | 4,0-50,0 | Carbonaceous Strength class: К34, К38, К42Low alloyed Strength class: К48, К50, К52, К55, К60 |
Pipes for main oil product pipelines |
GOST 20295-85 | 114-1420 | 4,0-34,0 | Carbonaceous Strength class: К34, К38, К42Low alloyed Strength class: К48, К50, К52, К54, К55, К56, К60 |
Pipes with external coating for main gas and oil pipelines |
GOST 31448-2012 | 530-1420 | 7,0-48,0 | Carbonaceous Strength class: К34, К38, К42Low alloyed Strength class: К48, К50, К52, К54, К55, К56, К60 |
Spiral-welded General Purpose Pipes |
GOST 8696-74 | 530-1420 | 6,0-16,0 | Ст. 2сп, Ст. 3сп, 20, Low alloyed |