Razmer trub VGP (GOST 3262-75)

Osnovnye razmery truby : 15 mm (1/2" dyuyma); 20 mm (3/4"); 25 mm (1"); 32 mm (1 1/4" dyuym va chetvertyu); 40 mm (1 1/2"); 50 mm (2"). Sushchestvuyut shunga o'xshash sleduyushchie Du: 10 mm, 65 mm, 80 mm, 90 mm, 100 mm va 125 mm - lekin o'z-o'zidan foydalanish mumkin emas va, kak pravilo, zamenyayutsya dori vidami stalnyx trub (masalan, elektrosvarnoy). Naibolee chasto uchun stoyakov primenyayutsya truby 3/4", vnutrenney razvodki 1/2" uchun.

Truby e/s (GOST 10704-91)

E/s pryamoshovnye truby byvayut sleduyushchix narujnyh diametrov (v millimetrah): 10; 12; 13; 14; 16; 17; 17,5; 18; 19; 20; 21,3; 22; 24; 25; 26; 28; 30; 32; 33; 33,7; 36; 38; 40; 42; 43; 45; 48; 51. Pri diametre dan 57 mm gacha VGP truba sootvetstvuyuschego razmera ishlatiladi. Naibolee mashhur pryamoshovnye truby bo'yicha GOST 10704-91 razmerom ot 57 mm va vyshe. Ix osnovny diametri: 57; 60; 63,5; 76; 89; 102; 108; 114; 127; 133; 140; 146; 159; 168; 178; 193; 219; 245; 273; 325; 377; 426; 530.

Svarnye truby uchun gazo-nefteprovodov (GOST 20295-85)

Nachinyutsya s diametri 159 mm va 530 mm idut s takimi yoki razmerami, kak i truby bo'yicha GOST 10704-91. Osnovnye bolee krupnye diametri (v millimetrah): 630, 720, 820, 1020,1220, 1420.

Razmer trub g/k besshovnye (GOST 8732-78)

Chasto ispolzuemye diametry besshovnyx goryachedeformirovannyh trub (mm): 32; 38; 42; 45; 51; 54; 57; 60; 63,5; 68; 70; 73; 76; 83; 89; 95; 102; 108; 114; 121; 127; 133; 140; 146; 152; 159; 168; 180; 194; 203; 219; 245; 273; 325; 351; 426.

Zavody proizvoditeli mumkin izgotavlivat lyubye razmery trub po trebovaniyu zakazchika.

Vnutrennie diametry trub

Soglasno standartnomu ryadu, prinyatomu v bolshinstve stran, truby imeyut sleduyushchie vnutrenniy diametr, izmeryaemyy v mm: 6, 10, 15, 20, 25, 32, 40, 50, 65, 80 ,100, t. d.

Truba stalnaya D-15 D-20 D-22 D-25 D-28 D-32 D-38 D-40 D-42 D-48 D-50 D-51 D-57 D-60 D-65 D-73 D-76 D-80 D-83 D-89 D-90 D-100 D-102 D-108 D-114 D-127 D-133 D-159 D-219 D-245 D-273 D-299 D- 325 D-377 D-426 D-530 D-630 D-720 D-820 D-1020 D-1220 D-1420.U nas shirokiy assortiment. Lyuboy diametri.