Pibell Llinell
Defnyddir ar gyfer cludo nwy, dŵr ac olew yn y diwydiannau nwy naturiol ac ati.
Casio: Mae casin yn bibell diamedr mawr sy'n gweithredu fel y dalfa strwythurol ar gyfer waliau ffynhonnau olew a nwy, neu dyllu ffynnon. i ganiatáu hylif drilio i gylchredeg ac echdynnu i ddigwydd.Mae gan bibellau casio dur wal llyfn a chryfder cynnyrch lleiaf o 35,000 psi.
Tiwbio: Mae tiwbiau yn bibell a ddefnyddir ar gyfer cludo olew crai a nwy naturiol o haen olew neu nwy i'r wyneb ar ôl cwblhau'r drilio.Fe'i gwneir i wrthsefyll y pwysau a gynhyrchir o'r broses echdynnu.Mae tiwbiau'n cael eu cynhyrchu yn yr un modd â chasin, ac eithrio bod proses ychwanegol o'r enw "trapus" yn cael ei chymhwyso i dewychu'r pibellau.
Dadansoddiad Cemegol (%):
|   Safonol  |    Math o bibell  |    Dosbarth  |    Gradd  |    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 0.025  |    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  |    -  |    -  |    -  |  
Priodweddau Mecanyddol:
|   Safonol  |    Dosbarth  |    Gradd  |    Cryfder cynnyrch heb fod yn llai na (MPa)  |    Cryfder tynnol (MPa)  |    elongation(%)  |    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  |  
caledwch:
|   Safonol  |    Gradd  |    Effaith leiaf ardraws corff Pipe  |    Effaith leiaf ardraws weldio (J)  |  |||||
|   (J)  |  ||||||||
|   D=508  |    508mm  |    762mm  |    914mm  |    1219mm  |    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  |  ||||||||
Nodyn: (1) Mae'r gwerthoedd yn y tabl yn addas ar gyfer y sampl safonol maint llawn.
(2) Y gwerthoedd y tu mewn i fraced yw'r isafswm gwerth sengl, y tu allan i fraced yw'r gwerth cyfartalog.
(3) Tymheredd Prawf: 0 ° C.
Paent Seiliedig ar Ddŵr Gwrth-cyrydu
                 







