DN 50-150, PN 14-70 MPa (psi 2000; 3000; 5000; 10000)
Leakproofness: class А (GOST 9544).
Temperature rating (API): K, L, P, R, S, T, U.
Standards: К1/К2 (GOST 13846-89), AA/BB/СС/DD/EE/FF/HH (API Spec 6A).
Тechnical requirements: PSL1, PSL2, PSL3, PSL3G.
Сlimatic conditions: N, F (GOST 15150).
