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Domestic Sewing Machine Ja2-1

  • Model NO.: JA2-1
  • Classification: Sewing Machine
  • Automatic Grade: Hand Manual Sewing Machine
  • Condition: New
  • Type: Garment
  • HS Code: 84521091
JA series machine can be used according to buyer's requiremens in treadle type, handoperated type or with electric motor installation ,  suitable for families and garment factories in sewing cotton , woolen ,  wilk fabrics and doing embroideries .

API 5CT Casing Pup Joint

Tubing and casing pup joints are machined according to the latest version of API SPEC 5CT. The steel grade includes J55,K55,N80-1,N80Q,L80-1,P110,etc. There are two types of thread widely used in tubing pup joint namely Non-upset thread(NU), External- upset thread(EU);

Casing and couplings thread types: Long-round thread(LC), Short-round thread(SC), buttress thread(BC).

Our testing and inspection method system is complete, using a whole set of thread instrument to inspect taper, pitch, tooth, height, tooth type,etc. The products have passed the identification of china petroleum pipeline. Quality supervision ,inspection and testing center and gained the unanimous praise from the customers.

Api 5Ct Casing Pup Joint,Casing Pipe,Pup Joint Casing,Oil Tubing Coupling Casing

Henan Dongfanglong Machine Manufacture Co., Ltd , https://www.eastlongmachine.com