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1、外径mm壁厚mm截面积Cm2K备注外径mm壁厚Mm截面积Cm2K备注60.34.8268.411176API114.39.47431.506552API7.11211.892490API10.00032.806720前苏联8.0013.102740中国10.92235.477449API73.05.51211.692455API11.00035.707470中国7.00014.503050前苏联127.07.51828.225926API9.00018.003800中、前苏联9.00033.367010中国9.19518.433870API9.19634.027150API88.96.4521
2、6.713509API11.00040.098420中国8.00020.3042580前苏联139.79.00036.957770API 9.00022.504750中、前苏联9.16937.607900API9,34723.364905API11.00042.778980前苏联11.00026.805660中、前苏联141.38.00033.507160前苏联11.40527.775830API9.00037.507980前苏联101.66.65519.854169API10.00041.108780前苏联8.38224.555155API11.00045.009570前苏联9.00026.
3、185520中国168.278.00040.508610前苏联11.00031.316600中国8.38242.118822API114.36.88323.234878API9.00045.009620前苏联8.00026.705710前苏联10.00049.6010610前苏联8.56028.435970API11.00054.2011570前苏联9.00029.706230中、前苏联 常用钻杆计算系数K值常用钻铤的计算系数K值外径mm壁厚mm截面积Cm2K备注外径mm壁厚Mm截面积Cm2K备注88.938.1050.6710640API165.075.00169.6035616中国95.0
4、32.0062.8113190前苏联171.557.15205.2043096法国105.050.0067.0014070中国71.44190.8040066不协50.8065.9513850API177.869.60209.944083罗马108.038.080.2216846前苏联74.44208.2143724API121.055.091.2019152中国75.00204.6042966中国57.1588.1618619API 80.00197.9941578前苏联131.060.00106.5022365中国184.071.44226.2647514API146.057.15141.
5、8429986API197.071.44264.1055462API70.00128.9027069中国76.20258.5854302API71.44127.4526795API90.00241.2050562前苏联75.00123.1725865前苏联203.071.44284.2159684API152.457.15156.7532917API75.00280.0958819中国71.44142.329883API76.20278.6958525API159.057.15172.2836179API88.90262.2255066罗马71.44157.8533149法国100.00245.7951616前苏联75.00154.4032424中国222.071.44347.9773073法国165.057.15188.0029495API76.20342.4571915法国71.44174.0036540API76.20364.8276614API
钻杆和钻铤常用k值(共2页)
