1、Date of Issue:May 2019 Addendum Effective Date:November 8,2019 Affected Publication:API Specification 11AX,Specification for Subsurface Sucker Rod Pump Assemblies,Components,and Fittings,13th Edition,May 2015 Addendum 1 Pages 3 and 4,the following general symbols shall be added/revised in Section 3.
2、2.1:DF diameter,contact face,sucker rod connection LCBT length,thread,minimum full form S15,S16 Page 15,Table B.1,the Type of Pump row shall be updated as follows:Page 16,Figure B.1,the bottom four boxes shall be replaced with the following:Header marks updated to XX Header marks updated to XX Heade
3、r marks updated to X.X Header marks updated to X.X Page 17,the EXAMPLE shall be updated with the following:EXAMPLE A 11/4 in.(31.8 mm)bore rod type pump with a 10 ft(3048 mm)heavy wall barrel and 24 in.(609.6 mm)upper extension,24 in.(609.6 mm)lower extension,a 4 ft(1219.2 mm)plunger,and a bottom cu
4、p type seating assembly for operation in 2 3/8 in.(60.3 mm)tubing,would be designated as follows:20-125 RHBC 10042.02.0Page 17,Section B.1.2,The first sentence shall be replaced with:Sucker rod pump assemblies shall be constructed from components defined in Annex C.Any functional combination of thes
5、e components may be used to create a pump assembly.Tables B.2 through B.9 are a few examples of pump assemblies and are not limited to these designs.Barrel length in feet:02-40(2 feet through 40 feet)Nominal plunger length in feet:02-26(2 feet and longer in 1 foot increments)Length of upper extensio
6、n in decimal feet:0.3-4.0(3 in.to 48 in.)Length of lower extension in decimal feet:0.3-4.0(3 in.to 48 in.)Pages 18-25,Tables B.2-B.9,note a shall read:Specify barrel length(LPL).Standard lengths are:2.00 ft(609.6 mm)through 40.00 ft(12192.0 mm)in 1.00 ft(304.8 mm)increments.Pages 18-24,Tables B.2,B.
7、3,B.6,and B.8,note b,and Tables,B.4,B.5,and B.7,note c,shall read:Specify nominal plunger length in feet(millimeters)and clearance(fit)in thousandths of an inch(hundredths of a millimeter).Page 23,Table B.7,the figure shall be updated as follows:Barrel,Heavy Wall Symbol is B16 Page 24,Table B.8,note
8、 c shall read:Specify length of extensions(extension nipples)in decimal feet.Standard lengths are 24 and 36 in.(2.0 ft and 3.0 ft).Page 26,the fourth paragraph shall read:In order to provide freedom of design,only those dimensional requirements affecting interchangeability are specified for componen
9、t parts.Flow bores,flow ports or slots as shown in drawings are illustrative and are not meant to limit the design of the component.Wrench flats are optional,but when parts are provided with flats,the dimensions shall conform to the requirements of Table G.9,Annex G.Page 26,Table C.1,the“Dimensions
10、in inches”shall be updated as follows:Dimensions in inches X 0.250 in.(6.35 mm)X.X 0.100 in.(2.54 mm)X.XX 0.020 in.(0.51 mm)X.XXX 0.005 in.(0.13 mm)Page 39,Table C.10,Column(3),Row LPL,shall be updated to:2.500(63.50)Page 39,Table C.11,the following NOTE shall be added to the bottom of the table:NOT
11、E 2 DH is optional.Page 41,Table C.13 shall be replaced with the following:(1)(2)(3)(4)(5)(6)(7)(8)(9)Dimensional Symbol PartNumberC12-106 C12M106 C12-125 C12M125C12-150-20 C12M150-20C12-150-25 C12M150-25C12-175 C12M175C12-200 C12M200 C12-225 C12M225C12-250 C12M250F22 0.875-14 1.0000-14 1.2500-14 1.
12、2500-14 1.4704-14 1.5604-14 1.8024-14 2.1095-111/2 L nom a 3/8 3/8 3/8 1/2 1/2 1/2 3/4 3/4 inch mm inch mm inch mm inch mm inch mm inch mm inch mm inch mm DQ Maximum 0.693 17.60 0.693 17.60 0.693 17.60 0.880 22.35 0.880 22.35 0.880 22.35 1.068 27.13 1.068 27.13 minimum 0.690 17.53 0.690 17.53 0.690
13、17.53 0.877 22.28 0.877 22.28 0.877 22.28 1.065 27.05 1.065 27.05 Lq Maximum 0.781 19.84 0.781 19.84 0.781 19.84 0.781 19.84 0.781 19.84 0.781 19.84 0.781 19.84 0.781 19.84 minimum 0.719 18.26 0.719 18.26 0.719 18.26 0.719 18.26 0.719 18.26 0.719 18.26 0.719 18.26 0.719 18.26 Lqm b Maximum 1.531 38.
14、89 1.531 38.89 1.531 38.89 1.531 38.89 1.531 38.89 1.531 38.89 1.531 38.89 1.531 38.89 minimum 1.469 37.31 1.469 37.31 1.469 37.31 1.469 37.31 1.469 37.31 1.469 37.31 1.469 37.31 1.469 37.31 LPL Maximum 4.531 115.09 4.531 115.09 5.031 127.79 5.031 127.79 5.406 137.31 5.406 137.31 6.156 156.36 6.406
15、162.71 minimum 4.469 113.51 4.469 113.51 4.969 126.21 4.969 126.21 5.344 135.74 5.344 135.74 6.094 154.79 6.344 161.14 LPLM b Maximum 5.281 134.14 5.281 134.14 5.781 146.84 5.781 146.84 6.156 156.36 6.156 156.36 6.906 175.41 7.156 181.76 minimum 5.219 132.56 5.219 132.56 5.719 145.26 5.719 145.26 6.
16、094 154.79 6.094 154.79 6.844 173.84 7.094 180.19 OD Maximum 1.041 26.44 1.231 31.27 1.481 37.62 1.481 37.62 1.731 43.97 1.981 50.32 2.231 56.67 2.481 63.02 minimum 1.031 26.19 1.169 29.69 1.419 36.04 1.419 36.04 1.669 42.39 1.919 48.74 2.169 55.09 2.419 61.46 NOTE 1 Dimensions and configuration of ball chamber shall be such as to provide adequate ball clearance and fluid passage,in accordance with manufacturers specifications.a Modified line pipe thread.See Table G.5 for details.b C12M is an op