China API Oilwell Polished and Sucker Rod Couplings Manufacturer, Find details about China Sucker Rod Coupling, Polished Rod Coupling from API Oilwell Polished and Sucker Rod Couplings Manufacturer
polished rod coupling | |||||
Size(in) | Coupling O.D W(mm) | Length L(mm) | Thread D.(in) | Vanish Cone | Hardness(HRA) |
(+0.13,-0.25) | (+1.57,-0.00) | ||||
5/8" | 38.1 | 101.6 | 15/16" | 9O | 56-62 |
3/4" | 41.28 | 1-1/16" | |||
7/8" | 46 | 1-3/16" | |||
1" | 55.6 | 1-3/8" | |||
1-1/8" | 60.33 | 114.3 | 1-9/16" |
Parameters | ||||||
Type | grade | O.D(mm) | Minimum lengh(mm) | Hardness | Weight(kg) | Standard |
reference | ||||||
3/4" | 19-T | 41.05~41.43 | 101.6~103.17 | 56-62HRA | 0.65 | API 11B |
7/8" | 22-T | 45.75~46.13 | 45.75~46.13 | 56-62HRA | 0.8 | API 11B |
1" | 25-T | 55.35~55.73 | 55.35~55.73 | 12-23HRA | 1.15 | API 11B |