• Integral Spiral Blade Stabilizer
• Integral Straight Blade Stabilizer
• Integral Sleeve Spiral Stabilizer
• Spherical Stabilizer
• Roller Reamer
• Non-magnetic Drilling Material
• Drill-stem Sub
• Forging Stabilizer
• Forging Roller Reamer Body
• Forging Crossover
• BOP Forgings
• Forging tool joints of drill pipe
• Cutter/Pin/Block parts of roller reamer
• Lifting Cup
• Polycrystalline diamond compact (PDC) cutter
Forging Roller Reamer Body

Chemical Composition of Forging Roller Reamer Body

Designation

C

Si

Mn

P

S

Cr

Mo

Ni

Cu

Al

4145H(MOD)

0.42-
0.49

0.15-
0.35

1.00-
1.25

Max.
0.025

Max.
0.020

1.20-
1.35

0.30-
0.35

Max.
0.25

Max.
0.35

Max.
0.05

Mechanical Properties and Tests Forging Roller Reamer Body

Minimum Yield Strength,psi

Minimum Tensile Strength,psi

Elongation, Minimum, With GaugeLength Four Times Diameter£¬ percent

Brinell Hardness

Minimum Charpy V notch
Ft”¤lbf

115,000

140,000

15

285-341

40


Specifications
OD(Crown)
OD(Neck)
ID
L.O.A.
7-1/4"X6-1/4"X2-1/4"X96"
7-1/4"
6-1/4"
2-1/4"
96"
8"X6-1/2"X2-1/4"X98"
8"
6-1/2"
2-1/4"
98"
8"X6-3/4"X2-1/4"X98"
8"
6-3/4"
2-1/4"
98"
12-3/4"X8"X2-1/2"X129"
12-3/4"
8"
2-1/2"
129"
12-3/4"X8-1/2"X2-1/2"X129"
12-3/4"
6-1/2"
2-1/2"
129"
15-1/4"X8"X2-13/16"X132"
15-1/4"
8"
2-13/16"
132"
15-1/4"X9-1/2"X2-13/16"X132"
15-1/4"
9-1/2"
2-13/16"
132"
17-1/2"X11-1/4"X2-3/4"X108"
17-1/2"
11-1/4"
2-3/4"
108"

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