API 5L GRB quvur quvuri nima?
API 5L GRB chizig'i quvuri - bu neft va gaz sanoatida ishlatiladigan po'lat va gaz sanoatida quyidagi xususiyatlar mavjud:
Standart muvofiqlik: Ushbu chiziq quvuri API-ning 5L-5L standartiga amal qiladi.
Material va kimyoviy tarkibi:
According to PSL{{0}} grade, the L245/B steel grade of the pipeline pipe has the chemical composition requirements of C Less than or equal to 0.28%, Mn Less than or equal to 1.20%, P Less than or equal to 0 0,15%.
Psi {{0}} 0 dan kam yoki unga teng emas. 0 dan past yoki teng} {{{{{{{{{{{{{{{{{{{0 0 0} dan kam yoki unga teng 0,04% dan kam yoki unga teng 0,30% dan kam yoki unga teng 0,30% dan kam yoki teng bo'lsa, CR kamroq 0,30% dan past yoki unga nisbatan 0,15% dan kam yoki unga teng yoki unga 0,004% dan kam yoki teng.
Mexanik xususiyatlar:
"Psi -1" ning 245mpa dan katta yoki unga teng bo'lsa, 425mpa dan katta yoki teng bo'lgan keskinlik kuchlari.
The yield strength of PSL{{0}} grade ranges from 245MPa to 450MPa, the tensile strength from 415MPa to 655MPa, and the yield to strength ratio Less than or equal to 0.93.
Asosiy spetsifikatsiya modellari:
Muayyan xususiyatlarga L845 / B, L845N / BN, L845M / BM va boshqalar kiradi.
