threaded coupling sleeve R38 T45

threaded coupling sleeve R38 T45 for underground drilling

The threaded coupling sleeve is made of forged high-strength alloy steel and undergoes a complete carburizing heat treatment process to form a hard and wear-resistant surface with a hardness of up to 58-62 HRC. It is available in two types: middle stop and reduction.

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Description

Reduction Threaded Coupling Sleeve Applications

The reduction threaded coupling sleeve can change the thread type and size, such as converting R38 to R32, R38 to T38, or R38 to T45.

Technical Specifications of R38 Threaded Coupling Sleeve

  • Type: Available in middle stop and reduction
  • Thread connection options: R38, R32, T38, and T45
  • Length: Available in 170 mm, 180 mm, 190 mm, and 207 mm
  • Diameter: 55 mm and 65 mm
  • Material: Forged high-strength alloy steel
  • Manufacturing process: Full carburizing heat treatment
  • Weight: Ranges from 1.6 kg to 3.2 kg
Technical Parameters
threaded coupling sleeve R38 T45 for underground drilling
Coupling sleeveL (mm)L (inch)D (mm)D (inch)ThreadOrder numberWeight (kg)

Middle stop

Middle stop

1706 11/16552 5/32R38302-5517-56561.6
1807 1/16552 5/32R38302-5518-56561.8
1907 1/2552 5/32R38302-5519-56562.2

Reduction

Reduction

1907 1/2552 5/32R38, T38303-5519-56762.2
1907 1/2552 5/32R38, R32303-5519-56542.2
2078 1/16662 3/8R38, T45303-6620-56773.2
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threaded coupling sleeve R38 T45 for underground drilling