API 5L spetsifikatsiyasi neft va gaz sanoatida quvurlarni tashish tizimlari uchun choksiz va payvandlangan po'lat quvur bo'lgan ikkita mahsulotni ishlab chiqarish uchun talablarni ta'minlaydi.
API 5L darajasidagi B-PSL1 po'lat quvurining kimyoviy tarkibi (%)
| Tarkibi | C | Mn | P | S | Cr | Ni | Cu | Mo | B | Ko'proq | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Choksiz quvur | Men | - | - | - | - | - | - | - | - | - | Nb+V 0 dan kichik yoki teng.06;Nb+V+Ti 0,15 dan kichik yoki teng |
| Maks | 0.28 | 1.2 | 0.03 | 0.03 | 0.5 | 0.5 | 0.5 | 0.15 | 0.001 |
| Tarkibi | C | Mn | P | S | Cr | Ni | Cu | Mo | B | Ko'proq | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Payvandlangan paypoq | Men | - | - | - | - | - | - | - | - | - | Nb+V 0 dan kichik yoki teng.06;Nb+V+Ti 0,15 dan kichik yoki teng |
| Maks | 0.26 | 1.2 | 0.03 | 0.03 | 0.5 | 0.5 | 0.5 | 0.15 | 0.001 |
Mexanik xususiyatlar API 5L darajasi B-PSL1 quvuri
| Turi | Mustahkamlik chegarasi σb Mpa |
Hosildorlik nuqtasi σs Mpa |
Uzilish yoki cho'zilishda cho'zilish δ % |
|---|---|---|---|
| Choksiz, payvandlangan | 415 dan katta yoki unga teng | 245 dan katta yoki teng | * |
GNEE API 5L sinf B PSL1 trubkasi sotiladi
Tashqi diametrlari 21,3 mm dan 762 mm gacha
Devor qalinligi 2.0 mm dan 140 mm gacha
