Pup Joint

HS Code : 7306.29.00

Standard : API-5CT

Usage : Adjust the overall length

Packing : Steel Frame,Steel Belt

Richsen Product

API Casing

HS Code : 7306.29.00

Standard : API-5CT

Usage : Major structural component oil well

Packing : Steel Belt

Richsen Product

API Tubing

HS Code : 7306.29.00

Standard : API-5CT

Usage : Oil extraction

Packing : Steel Belt

Richsen Product

Drill Collar

HS Code : 7304.23.90

Standard : API SPEC 7-1

Usage : provide a path for pumping drilling

Packing : Steel Frame,Steel Belt

Richsen product

Heavy Weight Drill Pipe

HS Code : 7306.29.00

Standard : API SPEC 7-1

Usage : connecting the drilling rig

Packing : Steel Belt,Steel Frame

Richsen Product

Drill Pipe

HS Code : 7304.23.90

Usage : connecting the drilling rig

Packing : Steel Belt,Steel Frame

Richsen Product