Variety

Size

Connection Type

Typical Application

OD(mm)

WT(mm)

Collapse-resistance Casing

114.3~339.7

5.21~15.88

S/L/B/ Premium connection

Rock-salt Layer, Deep and Complex Geological Condition

Hydrogen Sulfide-resistance Casing and tubing

114.3~339.7

5.21~15.88

S/L/B/ Premium connection

Hydrogen Sulfide Environment

Economical Anti-H₂S+CO₂Casing and tubing

114.3~339.7

5.21~15.88

S/L/B/ Premium connection

CO₂Environment

Anti-CO₂

Casing/ tubing

73.02~177.8

5.51~14.0

S/L/B/ Premium connection

CO₂Environment

Casing and tubing for Low Temperature Environment

114.3~339.7

5.21~15.88

S/L/B/ Premium connection

Low Temperature Environment

Deep Well Casing

114.3~339.7

5.21~15.88

S/L/B/ Premium connection

Deep Well

Thermal Recovery Well Casing

114.3~339.7

5.21~15.88

S/L/B/ Premium connection

Heavy Oil and Heat-resistance Environment

Perforation Caring

60.3~127.0

5.0~15.0

Perforating Gun