API standard ! 7/8" sucker rod nipple
Negotiable /Piece
Min.Order:1 Piece
Puyang Bao Litong Petroleum Machinery Co., Ltd.
7/8" sucker rod nipple
Detailed product description
Couplings produced by our factory include sucker rod coupling, sub-coupling, API 5CT tubing and casing coupling. Sucker rod coupling and sub-coupling are designed in accordance with API Spec 11B, the material is high quality alloy steel. Normally, there are 2 wrench flats on the outside diameter. Class T coupling hardness is HRA56-62 after heat treatment, possesing better anti-corrosion property and abrasion-proof property.
Sucker rod coupling is used for connecting the same size of sucker rods. Sub-coupling is used for connecting the two sizes of sucker rods or polished rod to a sucker rod string.
Technical parameters
Machinical properties
Product picture
RFQ for your information
1. Q : are you a factory or a trade company?
A : Yes,we are a specilized petroleum machinery products factory for 12 years
2. Q:Where are your factory located in?how can i reach it?
A: our factory is located in PuYang City,HeNan province,you can take the High-speed
rail from Beijing or Shanghai , or by plane to Zhengzhou city.
3. Q: do you have API 5CT certification or other certification?
A: we have API 5CT &API 11b certification ,and ISO 9001 quality control certification
4.Q:for the quality control,how do your factroy control?
A: Firstly,all our seamless tubes,such as J55,K55,N80,L80,P110 are from china biggest
seamless factory,so Tensile Strength & Yield Strength can be assured
A: Secondly,each procedure strictly controlled,and the threads are conntrolled by lathe
and import molding cutter.