| Место происхождения |
Shanxi China (Mainland) |
| Бренд |
jinzuan |
Liftingsubafterhighstrengthalloystructuralsteelheattreatmentmakes,itsmechanicalpropertyachievesthedrill collarsmechanicalpropertyrequests, theconnectiontypemeetstheAPIrequirement.theliftingsubuppershoulder shapedividesintothehelicalshoulderandthestraightshouldertwokindofstructures, forcustomertoselect. подъема суб sizesNo.Nominal мм Размер (в) ID д mmThread APIOD Dp мм (в) диаметр Чак БД mm173.0 (2 7/8) 31.8NC2379.4 (3 1/8) 111.1244.5NC26 (2 3/8) 88.9 (3 1/2) 388,9 (3 1/2) 54NC31 (2 7/8) 104.84 1/3 8127450.8NC35120.74 / 4568.3NC383 1 / 2If) 127,0 (5) 6127,0 (5) 71.4NC44152.4 (6 ) 168.37158.8 (6 1/4) 882.6NC46 (4Если) 158,8 (6 1/4) 9165,1 (6 1/6) 10171,5 (6 3/4) 11NC50 (4 1 / 2If) 177.87) 12184,2 (7 1 / 4) 13NC56196.8 (7 3/4) 14203,2 (8) 1595,36 5 / 8REG209.68 1 / 416NC61228.69177 5 / 8REG241.39 1 / 218NC70247.79 3 / 419254.01020NC77279.411