• Pup Joint

    Pup Joint

    HS Code : 7306.29.00,8431.43.10

    Standard : API SPEC 7-1

    Usage : Connecting Drilling Strings

    Packing : Steel Belt,Steel Frame

    Richsen Product

  • Tubing Coupling

    Tubing Coupling

    HS Code : 7307.99.00

    Standard : API-5L,API-5CT

    Usage : Joining Tubing

    Packing : Wooden Pallet

    Richsen Product

  • Casing Coupling

    Casing Coupling

    HS Code : 7307.99.00

    Standard : API-5CT,API-5B

    Usage : Joining Casing

    Packing : Wooden Pallet

    Richsen Product

  • Premium Thread Couplings

    Premium Thread Couplings

    HS Code : 7307.99.00

    Standard : API-5B,API-5CT

    Usage : Joining Casing/Tubing

    Packing : Wooden Pallet

    Richsen Product

  • Coupling Blank

    Coupling Blank

    HS Code : 7307.99.00

    Standard : API-5CT,API-5B

    Usage : Thread couplings

    Packing : Wooden Pallet

    Richsen Product

  • Honed pipe-Liner Hanger

    Honed pipe-Liner Hanger

    HS Code : 8431.43.10

    Standard : WS302

    Usage : Casing Liner Hanger production

    Packing : Steel Belt

    Richsen Product