4 1/2 Ltc Casing Specs
>>Casing couplings are available with Short Thread(STC),Long Thread(LTC),Buttress Thread(BTC).
USS-LIBERTY TC ®: Threaded and coupled casing connection for the most challenging wells including horizontal and extended reach wells, available in outside diameters sizes from 4-1/2 to 10-3/4 inches. USS-PATRIOT TC ®: Specifically designed for extended reach drilling applications with outside diameter sizes from 4-1/2 to 7-5/8 inches.
Ltc Casing Connection
- Tubing and Casing DOPE APPLICATION For VAM TOP 100% of dope quantity on box is acceptable only for the mill end. Weight Dope volume Nominal O.D. 4 1/2 21.5 & 23.7 9 0.5 13 3/8 67 4.1 5 14 0.9 14 70 4.3 5 ½ 16 1.0 15 78 4.8 16 84 5.2 The weight of dope to apply on a connection depends of the specific gravity of the.
- API COUPLING STANDARD SIZES AND LENGTHS LTC. Coupling Size (Decimal) Standard Coupling Length.
>>The casing couplings are applied in casing whose sizes are from 4-1/2 to 20inch.
4 1/2 Ltc Casing Specs Guide
>>The steel grade of casing couplings are available with J55, N80, L80, P110 ect.
4 1/2 Ltc Casing Specs Sheet
>>Surface has highly polished coating with clearly color band identification.
>>Material has excellent performance in hardness and anti-collapse (Charpy test).
>>High machining accuracy, with strict internal control precision.
>>Excellent anti-adhesion performance on thread.
Size and Specifications For Casing Couplings | ||||
Descriptions and size | Type of Therad | O.D*L | Weight | |
Casing Coupling | 4-1/2' | STC | 127.00*158.75 | 5.23 |
4-1/2' | LTC | 127.00*177.80 | 4.15 | |
4-1/2' | BTC | 127.00*225.42 | 4.55 | |
5' | STC | 141.30*165.10 | 4.66 | |
5' | LTC | 141.30*196.85 | 5.75 | |
5' | BTC | 141.30*231.78 | 5.85 | |
5-1/2' | STC | 153.67*171.45 | 5.23 | |
5-1/2' | LTC | 153.67*203.20 | 6.42 | |
5-1/2' | BTC | 153.67*234.95 | 6.36 | |
6-5/8' | STC | 187.71*184.15 | 9.12 | |
6-5/8' | LTC | 187.71*222.25 | 11.34 | |
6-5/8' | BTC | 187.71*244.48 | 11.01 | |
7' | STC | 194.46*184.15 | 8.39 | |
7' | LTC | 194.46*228.60 | 10.83 | |
7' | BTC | 194.46*254.00 | 10.54 | |
7-5/8' | STC | 215.90*190.50 | 12.30 | |
7-5/8' | LTC | 215.90*234.95 | 15.63 | |
7-5/8' | BTC | 215.90*263.52 | 15.82 | |
8-5/8' | STC | 244.48*196.85 | 16.23 | |
8-5/8' | LTC | 244.48*254.00 | 21.67 | |
8-5/8' | BTC | 244.48*269.88 | 20.86 | |
9-5/8' | STC | 269.88*196.85 | 18.03 | |
9-5/8' | LTC | 269.88*266.70 | 25.45 | |
9-5/8' | BTC | 269.88*269.88 | 23.16 | |
10-3/4' | STC | 298.45*203.20 | 20.78 | |
10-3/4' | BTC | 298.45*269.88 | 25.74 | |
11-3/4' | STC | 323.85*203.20 | 22.64 | |
11-3/4' | BTC | 323.85*269.88 | 28.03 | |
13-3/8' | STC | 365.12*203.20 | 25.66 | |
13-3/8' | BTC | 365.12*269.88 | 31.77 | |
16' | STC | 431.80*228.6 | 34.91 | |
16' | BTC | 431.80*269.88 | 40.28 | |
18-5/8' | STC | 508.00*228.60 | 51.01 | |
18-5/8' | BTC | 508.00*269.88 | 62.68 | |
20' | STC | 533.40*228.6 | 43.42 | |
20' | LTC | 533.4*292.10 | 57.04 | |
20' | BTC | 533.40*269.88 | 50.10 | |
4 1/2 Ltc Casing Specs
API 5CT Certificate For Casing Couplings
Production Capacity of Casing Couplings
Delivery and Package of Casing Couplings