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螺桿泵專用抽油桿

螺桿泵專用抽油桿、錐螺紋抽油桿

1、描述公司對螺桿泵抽油桿用桿開發(fā)了兩種形式抽油桿:一種是錐螺紋抽油桿,一種是加長螺紋抽油桿1)錐螺紋抽油桿是依據(jù)鉆具螺紋形式,結(jié)合抽油桿尺寸和油管內(nèi)徑,把數(shù)字型螺紋加工到抽油桿上。主要特點是:螺紋扣型粗大承載扭矩大,有效避免了脫扣粘扣斷扣擼扣現(xiàn)象的發(fā)生。螺距大旋緊圈數(shù)少,裝卸快等優(yōu)點。2)加長螺紋抽油桿適用于螺桿泵用抽油桿縮短抽油桿應(yīng)力槽長度,增加了與接箍連接螺紋的數(shù)量,使得抽油桿螺紋承受更大的

  • 型號: 5/8“——1 1/2

1、描述

公司對螺桿泵抽油桿用桿開發(fā)了兩種形式抽油桿:一種是錐螺紋抽油桿,一種是加長螺紋抽油桿

1)錐螺紋抽油桿是依據(jù)鉆具螺紋形式,結(jié)合抽油桿尺寸和油管內(nèi)徑,把數(shù)字型螺紋加工到抽油桿上。

主要特點是:螺紋扣型粗大承載扭矩大,有效避免了脫扣粘扣斷扣擼扣現(xiàn)象的發(fā)生。螺距大旋緊圈數(shù)少,裝卸快等優(yōu)點。

2)加長螺紋抽油桿適用于螺桿泵用抽油桿

縮短抽油桿應(yīng)力槽長度,增加了與接箍連接螺紋的數(shù)量,使得抽油桿螺紋承受更大的扭矩。


2、參數(shù)表

抽油桿標稱值Φ251"NC16Φ2911/8"NC16
桿體直徑25.40+0.23-0.4628.58+0.25-0.51
1.000+0.009-0.0181.125+0.010-0.020
外螺紋臺肩50.8+0.13-0.2557.2+0.13-0.25
外徑2.000+0.005-0.0102.250+0.005-0.010
扳手方寬度33.31.31338.11.500
±0.8(±0.031
扳手方長度38.11.50041.31.625
API抽油桿長度       ±50±2.05082050820
111844111844
172768172768
233792233792
29461162946116
75182967518296
90423569042356
國內(nèi)抽油桿900,14001900,900,14001900,
長度±502400,2900,3400,2400,2900,3400,

79,009,90079,009,900
鐓粗凸緣直徑48.4+0.13-3.1755.6+0.13-3.17
1.906+0.005-0.1252.188+0.005-0.125
AR±3.2(±0.12576.23.00085.73.375
CR+1.59-0.404.80.1884.80.188
+0.063-0.016


加長螺紋抽油桿規(guī)格型號表

抽油桿標稱值Φ16(5/8")Φ19(3/4")Φ22(7/8")Φ25(1")Φ29(11/8")
桿體直徑15.88+0.18-0.3619.05+0.20-0.4122.23+0.20-0.4125.40+0.23-0.4628.58+0.25-0.51
(0.625+0.007-0.014(0.750+0.008-0.016(0.875+0.008-0.016(1.000+0.009-0.018(1.125+0.010-0.020
外螺紋臺肩31.75+0.13-0.2538.10+0.13-0.2541.28+0.13-0.2550.80+0.13-0.2557.15+0.13-0.25
外徑(1.250+0.005-0.010(1.500+0.005-0.010(1.625+0.005-0.010(2.000+0.005-0.010(2.250+0.005-0.010
扳手方寬度
±0.79(±0.031)
22.23(0.875)25.4(1.000)25.4(1.000)33.34(1.3125)38.1(1.500)
扳手方長度31.75(1.250)31.75(1.250)31.75(1.250)38.1(1.500)41.28(1.625)

          Lk

API抽油桿長度、短節(jié)長度±50(±2.0)(從一端外螺紋臺肩面至另一端外螺紋臺肩面之間測量)

508(20.0)508(20.0)508(20.0)508(20.0)508(20.0)
1117.6(44.0)1117.6(44.0)1117.6(44.0)1117.6(44.0)1117.6(44.0)
1727.2(68.0)1727.2(68.0)1727.2(68.0)1727.2(68.0)1727.2(68.0)
2336.8(92.0)2336.8(92.0)2336.8(92.0)2336.8(92.0)2336.8(92.0)
2946.4(116.0)2946.4(116.0)2946.4(116.0)2946.4(116.0)2946.4(116.0)
3556.0(140.0)3556.0(140.0)3556.0(140.0)3556.0(140.0)3556.0(140.0)
7518(296)7518(296)7518(296)7518(296)7518(296)
9042(356)9042(356)9042(356)9042(356)9042(356)
國內(nèi)抽油桿
長度±50
900,1400,1900,900,1400,1900,900,1400,1900,900,1400,1900,900,1400,1900,
2400,2900,3400,2400,2900,3400,2400,2900,3400,2400,2900,3400,2400,2900,3400,
7900,99007900,99007900,99007900,99007900,9900
鐓粗凸緣直徑30.96+0.13-3.1835.72+0.13-3.1838.10+0.13-3.1848.42+0.13-4.7655.56+0.13-4.76
1.21875+0.005-0.1251.40625+0.005-0.1251.500+0.005-0.1251.90625+0.005-0.18752.1875+0.005-0.1875
AR±3.2(±0.125)47.63(1.875)57.15(2.250)66.68(2.625)76.20(3.000)85.73(3.375)
CR+1.59-0.40
+0.0625-0.015625
3.18(0.125)3.18(0.125)4.76(0.1875)4.76(0.1875)4.76(0.1875)


鋼制抽油桿力學性能

鋼制抽油桿力學性能
等級  最小屈服強度(0.2%殘余變形)最小抗拉強度最大抗拉強度伸長率200mm%斷面收縮率Z%表面硬度HRC心部硬度HB疲勞壽命

psiMPapsiMPapsiMPa≥1.0X106
K6000041490000621115000793≥13≥60


C6000041490000621115000793≥13≥50


 D 85000586115000793140000965≥10≥50


KD85000590115000795140000965≥10≥50


HL1150007951400009651733391195≥10≥45


HY//1400009651733391195//≥42≥224
EHL//18850013002175001500//≥50≥320≥2.5X106
                         注:在下屈服強度無法測出時,應(yīng)考慮加工成標準試樣安裝引伸計進行測量
a 一般采用優(yōu)質(zhì)碳素鋼制造,經(jīng)有效熱處理可達到本表規(guī)定的力學性能。
                       b 一般采用個鉬鋼(但不限于此類鋼)制造,經(jīng)有效熱處理可達到本表規(guī)定的力學性能。


鋼制抽油桿常用化學成分表

常用抽油桿化學成分
AISICSiMnPSCrNiMoVCuAl
15410.36-0.450.15-0.351.35-1.65≤0.04≤0.04≤0.3≤0.35≤0.06/≤0.35≤0.035
41200.17-0.240.17-0.370.4-0.7≤0.025≤0.0250.8-1.1≤0.30.15-0.25/≤0.2/
41300.26-0.330.17-0.370.4-0.7≤0.025≤0.0250.8-1.1≤0.30.15-0.25/≤0.2/
41380.37-0.450.17-0.370.9-1.2≤0.025≤0.0250.9-1.2≤0.30.2-0.3/≤0.2/
4138M0.37-0.450.17-0.370.9-1.2≤0.025≤0.0250.9-1.2≤0.30.2-0.30.04-0.09≤0.2/
41400.38-0.450.17-0.370.5-0.8≤0.025≤0.0250.9-1.2≤0.30.15-0.25/≤0.2/
41420.38-0.450.17-0.370.5-0.8≤0.025≤0.0250.9-1.2≤0.30.15-0.25/≤0.2/
31300.22-0.290.15-0.350.71-1.0≤0.025≤0.0250.42-0.650.72-1.00.01-0.06/≤0.2/
43200.18-0.420.15-0.350.8-1.0≤0.025≤0.0250.7-0.91.15-1.50.2-0.30.04-0.09≤0.35≤0.035
43300.3-0.350.15-0.350.8-1.1≤0.025≤0.0250.8-1.11.65-2.00.2-0.30.05-0.10≤0.2/
46210.18-0.230.17-0.370.7-0.9≤0.025≤0.025≤0.351.65-2.00.2-0.3/≤0.2/
47200.19-0.230.15-0.350.85-1.05≤0.025≤0.0250.8-1.050.9-1.20.22-0.300.02-0.050.40-0.60/



抽油桿重量表

抽油桿重量表
規(guī)格5/8"3/4"7/8"1"1-1/8"1-1/4"1-1/2"
kg/m1.682.43.24.25.36.49.4


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