API 5CT OCTG Casing and Tubing Joint

• After-sales Service: Video Guidance
• Type: Alloy
• Technique: Hot Rolled
• Material: Alloy Steel
• Surface Treatment: Polished
• Usage: Oil/Gas Drilling
• Model NO.: 2 3/8"-20"
• Section Shape: Round
• Transport Package: Wood Package
• Trademark: Puyang Zhongshi
• Production Capacity: 1000PCS/Month

Product Description

OCTG
API Tubing and Casing Pup Joint
Tubing and Casing Pup Joints are machined according to the latest version of API Spec 5CT. It's used to connect two pipes of same diameter with the same types of thread on the two ends.
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:Non-upset Thread(NUE) and External-upset Thread(EUE)
There are three types of thread widely used in Casing pup joint: Long-Round Thread(LTC), Short-Round Thread(STC),Buttress Thread(BTC)
There are two types of End thread: Pin*Pin, Pin*Box(Pin*Pin with coupling)
Specifications:

OD	Standard	Length	Connection	Steel Grade
2 3/8"-4 1/2"	API 5CT	Customized	NUE/EUE	J55/K55/N80/L80/P110
4 1/2"-20"	API 5CT	Customized	LTC/STC/BTC	J55/K55/N80/L80/P110