| Ort der Herkunft |
Shanxi China (Mainland) |
| Marke |
jinzuan |
Liftingsubafterhighstrengthalloystructuralsteelheattreatmentmakes,itsmechanicalpropertyachievesthedrill collarsmechanicalpropertyrequests, theconnectiontypemeetstheAPIrequirement.theliftingsubuppershoulder shapedividesintothehelicalshoulderandthestraightshouldertwokindofstructures, forcustomertoselect. Hebeunter sizesNo.Nominal Größe mm (in) ID d mmThread APIOD Dp mm (in) Chuck Durchmesser DB 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 / 8127450.8NC35120.74 3 / 4568.3NC383 1 / 2Wenn) 127,0 (5) 6127,0 (5) 71.4NC44152.4 (6 ) 168.37158.8 (6 1/4) 882.6NC46 (4Wenn) 158,8 (6 1/4) 9165,1 (6 1/6) 10171,5 (6 3/4) 11NC50 (4 1 / 2Wenn) 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