API 6A wellhead equipment and christmas tree 1.advanced manufacturing technology 2.superior well control detection device We design and manufacture the wellhead and christmas tree in according with API 6A standards totally, also can be supplied to meet the complete material class, temperature range and PSL& PR level requirements. We have lots of type of wellhead for choice,such as conventional spool wellhead, ESP wellhead system, thermal wellhead ,water injection wellhead, time saving wellhead, dual tubing wellhead, integral wellhead,etc. Rated working pressure: 14-140MPa (2000-20000PSI); rated temperature level: K, L, P, R, A, T, U, V and XY; material grade: AA, BB, CC, DD, EE, FF and HH; specification level: PSL1-PSL4; performance requirement level: PR 1 and PR2.