Flow Coupling 4-1/2" EUE L80 TYPE1 AISI4140 80KSI 20ft long blast joint 
Blast joint 4-1/2" EUE BLAST JOINT L80 TYPE1 AISI4140 80KSI 20ft long blast joint 
BLAST JOINT AISI4130 80KSI 2-3/8" EUE 6FT LONG 
Material:N80/L80/4140/4130/80KSI/110KSI etc 
Surface:Manganese or Zinc Phosphate 
Tianjin Forwell Energy Equipment' Blast joints are thick-walled tubular components normally utilized in 
completions and located adjacent to changes in the tubing ID. They are an 
important part of life-of-the-well completion planning and used where erosional 
turbulence caused by changes in the tubing ID. Tianjin Forwell Energy Equipment recommends blast joint to be installed above and below landing nipples, safety valve landing nipples 
or any other restrictions that may cause turbulent flow. Tianjin Forwell Energy Equipment' Blast joints are 
generally connection OD and are available in custom length and connection types 
per your request such as 2FT,4FT,6FT,8FT,10FT,12FT,15FT.20FT Etc.Contact us  Skype:Kaden Shi