Ọkụ Line
A na-eji maka ibufe gas, mmiri, na mmanụ na ụlọ ọrụ gas gas wdg.
Casing:Casing bụ ọkpọkọ nwere dayameta buru ibu nke na-arụ ọrụ dị ka onye na-ejigide mgbidi nke olulu mmanụ na gas, ma ọ bụ nke ọma. iji kwe ka mmiri na-egwupụta ihe na-ekesa na mmịpụta were mee.Ọkpụkpụ nchara nchara nwere mgbidi dị larịị yana ike mkpụrụ kacha nta nke 35,000 psi.
Tubing: Tubing bụ ọkpọkọ eji ebu mmanụ crude na gas sitere na oyi akwa mmanụ ma ọ bụ gas gaa n'elu mgbe gwuchara.A na-eme ya ka ọ na-eguzogide nrụgide sitere na usoro mmịpụta.A na-emepụta tubing n'otu ụzọ ahụ dị ka casing, ma e wezụga na a na-etinye usoro ọzọ a maara dị ka "iwe iwe" iji mee ka ọkpọkọ sie ike.
Nyocha kemịkal (%):
|   Ọkọlọtọ  |    Ụdị ọkpọkọ  |    Klas  |    Ọkwa  |    C  |    Si  |    Mn  |    P  |    S  |    V  |    Nb  |    Ti  |  
|   max  |    max  |    max  |    max  |    max  |    max  |    max  |    max  |  ||||
|   API SPEC 5L  |    SMLS  |    PLS1  |    L245 B L290 X42 L320 X46 L360 X52 L390 X56 L415 X60 L450 X65 L485 X70 L245N BN  |    0.28 0.28 0.28 0.28 0.28 0.28 0.28 0.28 0.24  |    0.4  |    1.20 1.30 1.40 1.40 1.40 1.40 1.40 1.40 1.20  |    0.030 0.030 0.030 0.030 0.030 0.030 0.030 0.030 0.030 0.030  |    0.030 0.030 0.030 0.030 0.030 0.030 0.030 0.030 0.030 0.015  |    ———  |    ———  |    0.04  |  
|   PLS2  |    L290N X42N  |    0.24  |    0.4  |    1.2  |    0.025  |    0.015  |    0.06  |    0.05  |    0.04  |  ||
|   L320N X46N  |    0.24  |    0.4  |    1.4  |    0.025  |    0.015  |    0.07  |    0.05  |    0.04  |  |||
|   L360N X52N  |    0.24  |    0.45  |    1.4  |    0.025  |    0.015  |    0.1  |    0.05  |    0.04  |  |||
|   L390N X56N  |    0.24  |    0.45  |    1.4  |    0.025  |    0.015  |    0.1  |    0.05  |    0.04  |  |||
|   L415N X60N  |    0.24  |    0.45  |    1.4  |    0.025  |    0.015  |    0.1  |    0.05  |    0.04  |  |||
|   WELD  |    PLS1  |    L245 B  |    0.26  |    -  |    1.2  |    -  |    0.03  |    0.03  |    -  |    -  |  |
|   L290 X42  |    0.26  |    -  |    1.3  |    -  |    0.03  |    0.03  |    -  |    -  |  |||
|   L320 X46  |    0.26  |    -  |    1.4  |    -  |    0.03  |    0.03  |    -  |    -  |  |||
|   L360 X52  |    0.26  |    -  |    1.4  |    -  |    0.03  |    0.03  |    -  |    -  |  |||
|   L390 X56  |    0.26  |    -  |    1.4  |    -  |    0.03  |    0.03  |    -  |    -  |  |||
|   L415 X60  |    0.26  |    -  |    1.4  |    -  |    0.03  |    0.03  |    -  |    -  |  |||
|   L450 X65  |    0.26  |    -  |    1.45  |    -  |    0.03  |    0.03  |    -  |    -  |  |||
|   L485 X70  |    0.26  |    -  |    1.65  |    -  |    0.03  |    0.03  |    -  |    -  |  |||
|   PLS2  |    L245M BM  |    0.22  |    0.45  |    1.2  |    0.025  |    0.015  |    0.05  |    0.05  |    0.04  |  ||
|   L290M X42M  |    0.22  |    0.45  |    1.3  |    0.025  |    0.015  |    0.05  |    0.05  |    0.04  |  |||
|   L320M X46M  |    0.22  |    0.45  |    1.3  |    0.025  |    0.015  |    0.05  |    0.05  |    0.04  |  |||
|   L360M X52M  |    0.22  |    0.45  |    1.4  |    0.025  |    0.015  |    -  |    -  |    -  |  |||
|   L390M X56M  |    0.22  |    0.45  |    1.4  |    0.025  |    0.015  |    -  |    -  |    -  |  |||
|   L415M X60M  |    0.12  |    0.45  |    1.6  |    0.025  |    0.015  |    -  |    -  |    -  |  |||
|   L450M X65M  |    0.12  |    0.45  |    1.6  |    0.025  |    0.015  |    -  |    -  |    -  |  |||
|   L485M X70M  |    0.12  |    0.45  |    1.7  |    0.025  |    0.015  |    -  |    -  |    -  |  |||
|   L555M X80M  |    0.12  |    0.45  |    1.85  |    0.025  |    0.015  |    -  |    -  |    -  |  
Ihe arụrụ arụ:
|   Ọkọlọtọ  |    Klas  |    Ọkwa  |    Ike mpụta erughị (MPa)  |    Ike tensile (MPa)  |    Mgbatị(%)  |    YS/TS  |  |
|   API SPEC 5L ISO 3183  |    PLS1  |    L245B  |    min  |    245  |    415  |    b  |    -  |  
|   L290X42  |    min  |    290  |    415  |    b  |    -  |  ||
|   L320X46  |    min  |    320  |    435  |    b  |    -  |  ||
|   L360X52  |    min  |    360  |    460  |    b  |    -  |  ||
|   L390X56  |    min  |    390  |    490  |    b  |    -  |  ||
|   L415X60  |    min  |    415  |    520  |    b  |    -  |  ||
|   L450X60  |    min  |    450  |    535  |    b  |    -  |  ||
|   L485X70  |    min  |    485  |    570  |    b  |    -  |  ||
|   PLS2  |    L245N BN  |    min  |    245  |    415  |    b  |    -  |  |
|   L245M BM  |    max  |    450  |    760  |    b  |    0.93  |  ||
|   L290NX42N  |    min  |    290  |    415  |    b  |    -  |  ||
|   L290MX42M  |    max  |    495  |    760  |    b  |    0.93  |  ||
|   L320NX46N  |    min  |    320  |    435  |    b  |    -  |  ||
|   L320MX46M  |    max  |    525  |    760  |    b  |    0.93  |  ||
|   L360NX52N  |    min  |    360  |    460  |    b  |    -  |  ||
|   L360MX52M  |    max  |    530  |    760  |    b  |    0.93  |  ||
|   L390NX56N  |    min  |    390  |    490  |    b  |    -  |  ||
|   L390MX56M  |    max  |    545  |    760  |    b  |    0.93  |  ||
|   L415NX60N  |    min  |    415  |    520  |    b  |    -  |  ||
|   L415MX60M  |    max  |    565  |    760  |    b  |    0.93  |  ||
|   L450MX65M  |    min  |    450  |    535  |    b  |    -  |  ||
|   max  |    600  |    760  |    b  |    0.93  |  |||
|   L485MX70M  |    min  |    485  |    570  |    b  |    -  |  ||
|   max  |    635  |    760  |    b  |    0.93  |  |||
|   L555MX80M  |    min  |    555  |    625  |    b  |    -  |  ||
|   max  |    705  |    825  |    b  |    0.93  |  
Ike:
|   Ọkọlọtọ  |    Ọkwa  |    Transverse kacha nta mmetụta nke Pipe ahu  |    Mgbanwe kacha nta nke weld (J)  |  |||||
|   (J)  |  ||||||||
|   D=508  |    508mm  |    762 mm  |    914 mm  |    1219 mm  |    D <1422mm  |    D=1422mm  |  ||
|   API SPEC 5L  |    = L415×60  |    27 (20)  |    27 (20)  |    40 (30)  |    40 (30)  |    40 (30)  |    27 (20)  |    40 (30)  |  
|   > L415×60  |    27 (20)  |    27 (20)  |    40 (30)  |    40 (30)  |    54 (40)  |    27 (20)  |    40 (30)  |  |
|   = L450×65  |  ||||||||
|   > L450×65  |    27 (20)  |    27 (20)  |    40 (30)  |    40 (30)  |    54 (40)  |    27 (20)  |    40 (30)  |  |
|   = L485×70  |  ||||||||
|   > L485×70  |    40 (30)  |    40 (30)  |    40 (30)  |    40 (30)  |    54 (40)  |    27 (20)  |    40 (30)  |  |
|   = L555×80  |  ||||||||
Mara: (1) Ụkpụrụ dị na tebụl kwesịrị ekwesị maka nlele ọkọlọtọ zuru oke.
(2) Ụkpụrụ dị n'ime nkwado bụ nke kacha nta otu uru, n'èzí bracket bụ nkezi uru.
(3) Nnwale okpomọkụ: 0°C.
Agba dabeere mmiri mgbochi corrosion
                 







