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Hollow Sucker Rod with Various Spec and Type

Introduction

A piece of hollow sucker rod with internal thread rod head.

Internal thread rod head hollow sucker rod.

The hollow sucker rod is a special sucker rod designed for oil extraction of high pour point, high viscosity and high wax content. It is combined with threaded joints, sealing and rod body. The rod body is made of seamless steel tube and the threaded joint is connected with the rod body through friction welding and heat treatment. The pin thread is formed by roller.

The hollow sucker rod has hollow sucker rod and hollow polished sucker rod, hollow pony rod types.

Specifications

  • Rod diameter: 32mm, 34mm, 36mm, 38mm, 42mm, 48mm.
  • Rod thickness: 5.0mm - 6.0mm.
  • Nominal thread: 1-7/16" - 2".
  • Length:
    • 7.5m - 9m for hollow sucker rod.
    • 0.6m - 3.5m for hollow pony rod.
Specification of Hollow Sucker Rod And Hollow Pony Rod
Item Rod body Nominal thread O.D. Joint Wrench size Length
Diameter Thickness Length Thickness Rod pony
EHSR-32 32mm 5.5mm 1-7/16" 50mm 35mm 46mm 7.5m - 9m 0.6m, 1m - 3.5m
EHSR-34 34mm 5.0mm, 5.5mm 1-9/16" 50mm 35mm 46mm 7.5m - 9m 0.6m, 1m - 3.5m
EHSR-36 36mm 5.0mm, 5.5mm, 6.0mm 1-9/16" 50mm 35mm 46mm 7.5m - 9m 0.6m, 1m - 3.5m
EHSR-38 38mm 6.0mm 1-3/4" 56mm 41mm 49mm 7.5m - 9m 0.6m, 1m - 3.5m
EHSR-42 42mm 6.0mm 1-7/8" 60mm 41mm 54mm 7.5m - 9m 0.6m, 1m - 3.5m
EHSR-48 48mm 5.5mm 2" 62mm 41mm 58mm 7.5m - 9m 0.6m, 1m - 3.5m
Specification of Hollow Polished Rod
Item Rod body Nominal thread O.D. Joint Wrench size Length
  Diameter Thickness     Length Thickness  
EHPR-36 36mm 6.0mm, 6.5mm 1-9/16" 50mm 35mm 46mm 7.5m - 9m
EHPR-38 38mm 6.0mm 1-3/4" 56mm 41mm 49mm 7.5m - 9m
EHPR-42 42mm 6.0mm 1-7/8" 60mm 41mm 54mm 7.5m - 9m

Classification

  • Hollow sucker rod type: hollow sucker rod, hollow polished rod and hollow pony rod.
  • Rod head type: internal thread rod head and external thread head.
  • Connection type: coupling connection and direct connection.
    • Coupling connection for two external thread rod head hollow sucker rod.
    • Direct connection for one external and one internal thread rod head hollow sucker rod.

Package

The package of the hollow sucker rod has two types:

  • Metal pallet.
  • Wooden pallet and plastic film.
Two bundle of hollow sucker rod and a wooden box of accessories in the container.

Hollow sucker rod in metal pallet package.

A wooden pallet of hollow sucker rods on the ground and is covered by the plastic film.

Hollow sucker rod in wooden pallet and plastic film package.

Features

  • The threaded joint is designed with bearing surface to make the joint more reliable.
  • Hollow structure can be injected with hot oil, vapor. It can also be used for running heating cable.
  • High rigidity to bear large torque.
  • Decrease the viscosity of the oil and the wax deposit in the well to increase the pump efficiency.
  • There are plastic caps to protect the thread of the hollow sucker rod.
  • Color painting on the plastic caps is available.
  • Metal pallet package for saving space and convenient to transport.
Several pallets of hollow sucker rod are placed in the warehouse.

The pallet package can save space and make it neat.

Two pallet of hollow sucker rods with the yellow color paint on the plastic caps.

Color painting on the plastic caps is available.

Applications

  • Hollow sucker rod is used for exploiting thickened oil, and crude oil of high solidification point and wax content.
  • The hollow sucker rod can be used for flushing sand and salt, it is ideal for small well and separate-layer oil exploitation.
  • The hollow sucker rod can be used in the oil extraction through heat carrier. Inject the chemicals and heat carrier including the hot oil, hot water and steam.
  • The hollow sucker rod can be used in hollow sucker rod electric heating device. Just run the electric cable in the center hole of the hollow sucker rod.
  • Drive rod for screw pump is a special design of hollow sucker rod which can be used for driving underground screw pump. Because the hollow sucker rod has the high rigidity and large torque resistance.

Inquiry for Our Product

Hengshui Haiwang Oil Thermal Recovery Equipment Co., Ltd.
E-mail: haiwang@sucker-rod.com

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