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API Casing

HYST provides all API SPEC 5CT oil casing products with all steel grade and thread type for users, including: H40, J55, K55, M65, L80 1 / 9Cr / 13Cr, R95, N80 1/Q, C90, T95, C110, P110, q125 steel grade, with product size covering all API SPEC 5CT standar
Description

Oil Casing - API Series


HYST provides all API SPEC 5CT oil casing products with all steel grade and thread type for users, including: H40, J55, K55, M65, L80 1 / 9Cr / 13Cr, R95, N80 1/Q, C90, T95, C110, P110, q125 steel grade, with product size covering all API SPEC 5CT standard outer diameter, wall thickness specification and all thread types.


API Casing

Size Steel Grade and Connection Type Specification
OD
/mm(in)
WT
/mm
H40 J55、K55 M65 L80-1、L80-13Cr、R95 N80-1、N80Q C90、T95 C110 P110 Q125
114.30
4-1/2”)
5.21 S S S             API
SPEC

5CT
5.69   S/B S/B            
6.35   S/L/B L/B L/B L/B L/B   L/B  
7.37     L/B L/B L/B L/B   L/B  
8.56               L/B L/B
127.00
(5”
)
5.59   S S            
6.43   S/L/B S/L/B            
7.52   S/L/B L/B S/L/B S/L/B L/B   S/L/B  
9.19     L/B S/L/B S/L/B L/B   S/L/B L/B
11.10     L/B L/B L/B L/B   L/B L/B
12.14       L/B L/B L/B   L/B L/B
12.70       L/B L/B L/B   L/B L/B
139.70
(5-1/2”
)
6.20 S S S            
6.98   S/L/B S/L/B            
7.72   S/L/B L/B S/L/B S/L/B L/B   S/L/B  
9.17     L/B S/L/B S/L/B L/B   S/L/B  
10.54     L/B S/L/B S/L/B L/B   S/L/B S/L/B
168.28
(6-5/8”
)
7.32     S/L/B            
8.94     L/B         S/L/B  
10.59     L/B         S/L/B  
12.06               S/L/B L/B
177.80
(7”
)
6.91 S S S            
8.05   S/L/B L/B S/L/B S/L/B L/B      
9.19     L/B S/L/B S/L/B L/B   S/L/B  
10.36     L/B S/L/B S/L/B L/B   S/L/B  
11.51     L/B S/L/B S/L/B L/B   S/L/B  
12.65       S/L/B S/L/B L/B   S/L/B S/L/B
13.72       S/L/B S/L/B L/B   S/L/B S/L/B
193.68
(7-5/8”
)
8.33   S/L/B S/L/B L/B L/B L/B      
9.52     L/B L/B L/B L/B   L/B  
10.92     L/B L/B L/B L/B   L/B  
 

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