本厂生产的石油钻杆接头适用于石油、天然气钻井作业中使用的与钻杆管件对焊的接头，包括内、外螺纹接头。接头选用优质合金钢制造，经特殊热处理，具有强度高、韧性好、使用寿命长的特点。螺纹表面经镀铜或磷化处理，防粘和性能优良，机械性能及外型尺寸按SYT5290-2000标准制造及检验。欢迎国内外贸易商、钻井公司选购！欢迎国内国外贸易商、钻井公司来图或样品定作！钻杆接头参数附下表12345678910111213钻杆接头代号规格类型标称质量钢极内、外螺纹接头外径外螺文接头内径内、外螺纹接头台肩倒角直径外螺纹接头体长度外螺纹接头大钳空间内螺纹接头大钳空间内、外接头组合长度外螺纹接头焊颈直径内螺纹接头焊颈直径NC26(23/8IF)23/8EU9.90E7585.744.4582.95254177.8203.238165.0965.09X9585.744.4582.95254177.8203.238165.0965.09C10585.744.4582.95254177.8203.238165.0965.09NC31(27/8IF)27/8EU15.49E75104.853.98100.41266.7177.8228.6406.480.9680.96X95104.850.8100.41266.7177.8228.6406.480.9680.96C105104.850.8100.41266.7177.8228.6406.480.9680.96S135111.141.28100.41266.7177.8228.6406.480.9680.96NC3831/2EU14.15E75120.776.2116.28292.1203.2266.7469.998.4398.43NC38(31/2IF)31/2EU19.8123.09E75120.768.2116.28304.8203.2266.7469.998.4398.43X9512765.09116.28304.8203.2266.7469.998.4398.43C10512761.91116.28304.8203.2266.7469.998.4398.43S13512753.98116.28304.8203.2)