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油管

1598771909385779.jpg

尺寸代号重量代码外 径壁 厚端部加工形式
钢    级
不加厚外加厚inmminmmJ55L80-1N80C90T95P110
1.900"2.40-1.90048.260.1253.18PI-----
2.752.901.90048.260.1453.68PNUIPNUIPNUIPNUIPNUI-
3.65-1.90048.260.2005.08PUPUPUPUPUPU
2 3/8"4.00-2.37560.320.1674.24PNPNPNPNPN-
4.004.702.37560.320.1904.83PNUPNUPNUPNUPNU-
5.805.952.37560.320.2546.45-PNUPNUPNUPNUPNU
6.60-2.37560.320.2597.49-P-PPPNU
7.357.452.37560.320.3368.53-PU-PUPU-
2 7/8"6.406.502.87573.020.2175.51PNUPNUPNUPNUPNU-
7.807.902.87573.020.2767.01-PNUPNUPNUPNUPNU
8.608.702.87573.020.3087.82-PNUPNUPNUPNUPNU
9.359.452.87573.020.3408.64-PU-PUPUPNU
10.50-2.87573.020.3929.96-P-PP-
11.50-2.87573.020.44011.18-P-PP-
3 1/2"7.70-3.50088.900.2165.49PNPNPNPNPN-
9.209.303.50088.900.2546.54PNUPNUPNUPNUPNU-
10.20-3.50088.900.2897.34PNPNPNPNPNPNU
12.7012.953.50088.900.3759.52-PNUPNUPNUPNU-
14.30-3.50088.900.43010.92-P-PPPNU
15.50-3.50088.900.47612.00-P-PP-
17.00-3.50088.900.53013.46-P-PP-
4"9.50-4.000101.600.2265.74PNPNPNPNPN-
10.7011.004.000101.600.2626.65PUPUPUPUPU-
4 1/2"12.6012.754.500114.300.2716.88PNUPNUPNUPNUPNU-
15.20-4.500114.300.3378.56-P-PP-
17.00-4.500114.300.3809.65-P-PP-
18.90-4.500114.300.43010.92-P-PP-
21.50-4.500114.300.50012.70-P-PP-
23.70-4.500114.300.56014.22
P
PP-
26.10-4.500114.300.63016.00-P-PP-

 

注:P--平头;N--不加厚;U--外加厚;T&C--车螺纹带接箍;I--整体接头。  

力学性能:

 

标准牌号抗拉强度(MPa)屈服强度(MPa)伸长率(%)硬度
API SPEC 5CTJ55≥517379~552查表
K55≥517≥655
N80≥689552~758
L80(13Cr)≥655552~655≤241HB
P110≥862758~965

 

 

化学成分:

 

标准牌号化学成分(%)
CSiMnPSCrNiCuMoVAls
API SPEC 5CTJ55K55 (37Mn5)0.34~0.390.20~0.351.25~1.50≤0.020≤0.015≤0.15≤0.20≤0.20//≤0.020
N80 (36 Mn2V)0.34~0.380.20~0.351.45~1.70≤0.020≤0.015≤0.15///0.11~0.16≤0.020
L80(13Cr)0.15~0.22≤1.000.25~1.00≤0.020≤0.01012.0~14.0≤0.20≤0.20//≤0.020
P110 (30CrMo)0.26~0.350.17~0.370.40~0.70≤0.020≤0.0100.80~1.10≤0.20≤0.200.15~0.25≤0.08≤0.020

 

 

外径、薄厚、重量偏差

 

尺寸偏差
项目允许偏差
外径管体D≤101.60mm±0.79mm
D≥114.30mm +1.0%
-0.5%


壁厚-12.5%
重量单根+6.5%
+3.5%
车载量-1.75

 

 

长度范围

 

长度
项目范围1范围2范围3
油管6.10-7.32m8.53-9.75m-
套管4.88-7.62m7.62-10.36m10.36-14.63m


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