4145 Modified quenched & tempered Steel
Sizes
3 ½” to 6 5/8”
Connection
NC 38 NC40 NC 46 NC 50
5 ½” FH 6 5/8” FH
Hard Banding or Internal Coating
Integral Heavy Weight Drill pipe
Integral Heavy Weight Drill pipe
4145 Modified quenched & tempered Steel
Sizes
3 ½” to 6 5/8”
Connection
NC 38 NC40 NC 46 NC 50
5 ½” FH 6 5/8” FH
Hard Banding or Internal Coating
