1、 API 7G ,1998 :1,1998 ,2000 1,2003 2,2009,2015 (API).-,-.API ,-.-API The present standard has been translated by PAO“TMK”with permission from The American Petroleum Institute(API).The translated version does not substitute or cancel the English version which is an official version.API de-cline all r
2、esponsibility for any mistakes,inconsistencies and incorrect interpretations that are caused by this trans-lation.It is forbidden to make another translated version or reproduce the standard without the prior written con-sent of API.API 7G ,1998 :1,1998 ,2000 1,2003 2,2009,2015 (API).-,-.API ,-.-API
3、 The present standard has been translated by PAO“TMK”with permission from The American Petroleum Institute(API).The translated version does not substitute or cancel the English version which is an official version.API de-cline all responsibility for any mistakes,inconsistencies and incorrect interpr
4、etations that are caused by this trans-lation.It is forbidden to make another translated version or reproduce the standard without the prior written con-sent of API.API .,.API ,-,.,-,.,API,.,API -.API,.-API 5 ,.API (202)6828000.API ,1220 LStreet,N.W.Washington,D.C.20005.API ,API.-,-API,200 Massachus
5、etts Avenue,NW,Suite 1100,Washington,DC 20001.API ,-.,.API -.,API,.API API.,.:API,200 Massachusetts Avenue,NW,Suite 1100,Washington,DC 20001.1998,2000,2003 iii 98 API -.-.API .,.-API ,API,-API.-.-.,-,200 Massachusetts Avenue,NW,Suite 1100,Washington,DC 20001.,-.v 03 09 09 1.11.1.1 1.2.1 2.13.24.35.(
6、).336.337.467.1.46 7.2.46 7.3.46 7.4.46 7.5.50 7.6.51 7.7.51 7.8.51 7.9.-.52 8.,().53 8.1.53 8.2.54 8.3.58 8.4.58 8.5.58 8.6.59 9.5910.62 10.1.62 10.2.64 10.3.,.65 11.67 11.1.67 11.2.67 11.3.78 11.4.78 11.5.API.96 11.6.98 11.7.101 12.10112.1.101 12.2.108 12.3.108 12.4.109 12.5.10912.6.109 12.7.110 1
7、2.8.110 12.9.110 12.10.110 12.11.110 13.,.112 13.1.112 13.2.-.112 13.3.122 13.4.124 13.5.124 13.6.125 13.7.126 13.8.126 vi 03 03 14.127 14.1 .127 14.2 127 15.127 16.128 .133 .151 .1-25.20-32 .26.11/2 13/4 .39.27.2 21/4 .40.28.21/2 .41.29.213/16 .42.30.3 .43.31.31/4 .44.32.31/2 .45.33.48.34.48.35.53.
8、36.75.55.37.S-135.56.38.57.39.().58.40.().58.41.31/2 2,13,3/,43/4 .60.42.41/2 2,16,6/,61/4 .60.43.5 2/,63/8 .61.44.5 3,/,63/8 .61.45.SAE4340 .66.46.,.68.47.,.68.48.,.69.49.,.69.50.,.70.51.,.70.52.,.71.53.,.71.54.,.72.55.,.72.56.,.73.57.,.73.58.,.74.59.,vii 09 03 .74.60.,.74.61.,.75.62.,.76.63.,.76.6
9、4.,.77.65.,.77.66.,.78.67.80.67b.81.68.82.68b.83.69.84.69b.85.70.86.70b.87.71.88.71b.89.72.90.72b.91.73.92.73b.93.74.94.74b.95.75.97.76.API .99.77.API .100.78.102.78b.103.79.104.79b.105.80.106.80b.107.81.12 .111.82.113.83.114.84.,.116.85.122.86.123.87.124.88.125.89.125.90.126.-1.133.-2.135.-3 .137.A
10、-3b .137.A-3c .139.A-3d 139.-4.,.141.-5.143.-6.144.-7.147 viii 03 03 03 09 09 03 03 1.4 2.5 3.6 4.API.7 5.API.8 6.API.9 7.API.10 8.75 11 9.13 10.,.15 11.18 12.19 13.().34 14.35 15.47 16.,.48 17.1.49 18.53 19.67 20.,.79 21.96 22.98 23.,77.98 24.115 25.-.117 26.118 27.-.120 28.125 29.NC50.126 30.IADC
11、.129 31.,.130 32.130 33.131 34.131 35.131 -1.148 1 98 98 98 98 98 98 98 98 1 1.1 -,-,-.1.2 4,5,6 7 .8,9,10,11,12 15 ,-.13 -,-.14 ,-,16-.2 (.)API RP 5C1 -Bul 5C3 ,-,Spec7 RP 7A1 -RP 13B-1 -RP 13B-2 -ASTM D3370 NACE MR-01-75 ,-,-3 3.1 (bending stress ratio):-()-.3.2 (bevel diameter):-.3.3 ()(bit sub):
12、,2 ,-.3.4 (box connection):-.3.5 (calibration system):-.3.6 2(class2):API -.3.7 (coldworking):,.3.8 (corrosion):-.3.9 (critical rotary speed):,-.-,.3.10 (decarburization):-,.3.11 (dedendum):.3.12 (dogleg):,.3.13 ()(dogleg severity):,100 .3.14 (drift):,-,.3.15 (drill collar):-,-.3.16 (drill pipe):,-,
13、-.2 API RP 7G 98 98 98 98 98 00 98 3.17 (drill string element):.3.18 (failure):,-.3.19 (fatigue):,-,-.3.20 (fatigue failure):-,-,.3.21 (fatigue crack):,.3.22 (forging):(1)-,-,.(2)-,-.3.23 (kelly)-,.3.24 (kelly saver sub):,-.3.25 (last engaged thread):,-,-,-.3.26 (lower kelly valve):-,-,.-.3.27 (make
14、-up shoulder):-.3.28 (minimum make-up torque):-,.-.3.29 (minimum OD):-,-.3.30 (oilmuds):-,-,-.-1 5%,-.-,.-,-.3.31 (pin end):.3.32 (plain end):,-.3.33 (premium class):-API -.3.34 (quenched and tempered):-,-.-.3.35 (range):-.3.36 (rotary shouldered connection):,-.3.37 (shear strength):,-,-,-.3.38 (sli
15、p area):48 .3.39 (stress-relief feature):-,-,.3.40 (swivel):-,-.3.41 (tensile strength):,-.-.3.42 (test pressure):-,.3 98 98 03 3.43 (thread form):.3.44 (tolerance):-.3.45 (tool joint):-,-,-.-.-,-.3.46 (upper Kelly cock):,.3.47 (upset):.,.3.48 (working gauge):,-.3.49 (working pressure):,.3.50 (worki
16、ng temperature):-,.4 -4.1 (.1-11),-.4.2 -4.4.3,-.4.4 8 8 9.4.,12 .4.5 ,-,.,-:,300 F ,.,-.9.4.6 .(OD)(ID).-,-.4.7 .,-.-,.,-,.,-.4.8 10 ,-.4.8.1 -,40-60%,0,3%.(.G 7).-,60%.4.8.2 -.4.8.3 -80%.4.8.4 -70%.4.8.5 (0,80),-.,-,-.4 API RP 7G 1-(1)(2)(3)(4)(5)(6)(7)(),D ,/-1,/,d 2,.3,.Z 2 3/8 4,85 4,43 0,190 1,995 1,3042 1,321 6,65 6,26 0,280 1,815 1,8429 1,733 2 7/8 6,85 6,16 0.217 2,441 1,8120 2,241 10,40 9,72 0,362 2,151 2,8579 3,204 31/2 9,50 8,81 0,254 2,992 2,5902 3,923 13,30 12,31 0,368 2,764 3,6209
