30-275-THBM Tubing Sucker Rod Pump Bottom Seating Carbon Steel

Brand Name:Zhongshi
Certification:API, ISO, QHSE
Model Number:Sucker rod pump
Minimum Order Quantity:1 set
Delivery Time:10~15 workdays
Payment Terms:L/C, D/P, T/T, Western Union, D/A
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30-275-THBM Bottom Seating Tubing Sucker Rod Pump


HBM Bottom Seating Tubing Sucker Rod Pump Description


API recognizes two main types of pumps: rod and tubing. Rod pumps also are called insert pumps because they are run (inserted) in the production tubing. Tubing pumps are so named because the working barrel of this pump is coupled with the production-tubing string.

There is a wide range of plunger (or pump-bore) sizes standardized by the industry. The API pump-bore sizes that are currently available range from 1 1/16 to 3 3/4 in. in diameter. This 1 1/16-in. size has been added back in the latest edition of the standard. Additionally, a new barrel type has been accepted in the latest API Spec. 11AX. This is the "X-type" barrel. It has a thin-walled barrel configuration for threads on either end of the heavy-walled barrel and is available for metal plungers only. This type of pump does not require the extension couplings normally needed for heavy-walled barrel pumps. Thus, this pump reduces the burst or collapse concerns of the thin-walled extension couplings and allows deeper producing depths to be attained.


Technical parameter list:


SpecificationPump diameter (in)Barrel length (ft)Plunger length (ft)Stroke length (ft)Extension length (ft)Tubing size EUE(in)
20-125RWAMØ31.752.1-100.3-8.01.2-9.0/2-3/8”
20-125RWBM
20-150RWAMØ38.12-7/8”
20-150RWBM
25-200RWAMØ50.80
25-200RWBM
30-250RWAMØ63.503 1/2"
30-250RWBM

.The complete API designation includes the following:


  • Nominal tubing size (from 1.9- to 4.5-in. OD) - represented with 2 digits
  • Basic bore diameter (from 1.0625 to 3.75 in.) - represented with 3 digits
  • Type of pump (rod or tubing) - R or T to indicate type
  • Type of barrel (heavy, thin, or X type) - single alpha character to represent the barrel type
  • Seating-assembly location (top or bottom) - A (for top), B (for bottom), or T (for bottom, traveling barel)
  • Type of seating assembly (cup or mechanical) - C or M to indicate type
  • Barrel length (ft) - single digit length
  • Nominal plunger length (ft.) - single digit length
  • Length (in.) of upper extension (if required)- single digit length
  • Length (in.) of lower extension (if required)- single digit length


China 30-275-THBM Tubing Sucker Rod Pump Bottom Seating Carbon Steel supplier

30-275-THBM Tubing Sucker Rod Pump Bottom Seating Carbon Steel

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