Collapse Resistance Casing and Tubing

Manufacturing Specification of Collapse Resistance Casing
No. Grade Specification Executive Standard
Outer Diameter/mm Wall Thickness/mm Economical Length/m
1 HS80T
HS80TT
HS90T
HS90TT
HS95T
HS95TT
HS110T
HS100TT
HS125T
HS125TT
114.3 4 ~ 12 6 ~ 12.2 Technical Protocol
114.3 ~ 180 3.8 ~ 22 6 ~ 12.2
140 ~ 368 6 ~ 25 6 ~ 12.2
318 ~ 720 14 ~ 25 6 ~ 12.5
Manufacturing Specification of Coupling Blank of Collapse Resistance Casing
No. Grade Specification Executive Standard
Outer Diameter/mm Wall Thickness/mm Economical Length/m
1 HS80T
HS80TT
HS90T
HS90TT
HS95T
HS95TT
HS110T
HS100TT
HS125T
HS125TT
114.3 ~ 180 3.8 ~ 22 6 ~ 12.2 Technical Protocol
114.3 ~ 219 10 ~ 30 6 ~ 12.2
140 ~ 368 6 ~ 30 6 ~ 12.2
318 ~ 720 14 ~ 30 6 ~ 12.5
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