1)Material:34CrNi3Mo 2)Application:Oil 3)Standards: GB/JB; ASME/ASTM/AISI; DIN; EN; JIS Description of product: This sort of product is manufactured and inspected according to National Standardsuch as GB/ t6402-91, JB4730-2000, JB4726-2000, JB4727-2000, JB4728-2000, and JB/75000.8.1998.Our factory has ability to make out dimension ≤Φ1,600mm, L≤1,500mm,per piece ≤15MT, including forgings, forged ...