
Integral Blade Stabilizers and Semi-finished Stabilizer or Reamer Forgings Material: AISI 4145H,AISI 4030,AISI4140-4142 and Non-magnetic Material. OD of Bits: 6"-28" Mechanical property:Requirements. Tensile Strength: 140000PSI min. Yield Strength:110000PSI min. Elongation: 13% min. Reduction of area:45% CHARPY-V-N: 40ft/ibs Min. Brinell hardness: 285-341( 1" below surface)