Mae pibell ddur SSAW (pibell ddur weldio arc tanddwr troellog) yn cael ei ffurfio gan blygu troellog o ddur stribed poeth wedi'i rolio, ac mae pibell ddur sêm troellog (a elwir hefyd yn bibell weldio troellog, pibell troellog pibell dur troellog) yn cael ei ffurfio trwy weldio awtomatig arc tanddwr ar gyfer cymalau mewnol ac allanol.
Deunydd Pibell Dur SSAW
| Defnyddiau | Safonol |
| Pibell Dur ar gyfer Gwasanaeth Hylif | GB/T 14291 |
| GB/T 3091 | |
| SY/T 5037 | |
| ASTM A53 | |
| BS EN10217-2 | |
| BS EN10217-5 | |
| Pibell Dur ar gyfer Strwythur Cyffredin | GB/T 13793 |
| SY/T 5040 | |
| ASTM A252 | |
| BS EN10219-1 | |
| BS EN10219-2 | |
| Pibell Llinell | GB/T 9711.1 |
| GB/T 9711.2 | |
| API 5L PSL1/2 | |
| Casio | API 5CT/ ISO 11960 PSL1 |
Dadansoddiad Cemegol a Phriodweddau Mecanyddol Pibell Dur SSAW
Mae deunydd crai y bibell ddur SSAW yn cynnwys coil dur, gwifren weldio, fflwcs. Rhaid i'r holl ddeunyddiau crai fod trwy waith cynnal a chadw ffisegol a chemegol llym cyn y buddsoddiad.
| Safonol | Gradd | Cyfansoddiad Cemegol (uchafswm) % | Priodweddau Mecanyddol(munud) | |||||
| C | Si | Mn | P | S | Cryfder Tynnol (Mpa) | Cryfder Cynnyrch (Mpa) | ||
| API 5CT | h40 | – | – | – | – | 0.03 | 417 | 417 |
| J55 | – | – | – | – | 0.03 | 517 | 517 | |
| K55 | – | – | – | – | 0.3 | 655 | 655 | |
| API 5L PSL1 | A | 0.22 | – | 0.9 | 0.03 | 0.03 | 335 | 335 |
| B | 0.26 | – | 1.2 | 0.03 | 0.03 | 415 | 415 | |
| X42 | 0.26 | – | 1.3 | 0.03 | 0.03 | 415 | 415 | |
| X46 | 0.26 | – | 1.4 | 0.03 | 0.03 | 435 | 435 | |
| X52 | 0.26 | – | 1.4 | 0.03 | 0.03 | 460 | 460 | |
| X56 | 0.26 | – | 1.4 | 0.03 | 0.03 | 490 | 490 | |
| X60 | 0.26 | – | 1.4 | 0.03 | 0.03 | 520 | 520 | |
| X65 | 0.26 | – | 1.45 | 0.03 | 0.03 | 535 | 535 | |
| X70 | 0.26 | – | 1.65 | 0.03 | 0.03 | 570 | 570 | |
| API 5L PSL2 | B | 0.22 | 0.45 | 1.2 | 0.025 | 0.015 | 415 | 415 |
| X42 | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 415 | 415 | |
| X46 | 0.22 | 0.45 | 1.4 | 0.025 | 0.015 | 435 | 435 | |
| X52 | 0.22 | 0.45 | 1.4 | 0.025 | 0.015 | 460 | 460 | |
| X56 | 0.22 | 0.45 | 1.4 | 0.025 | 0.015 | 490 | 490 | |
| X60 | 0.12 | 0.45 | 1.6 | 0.025 | 0.015 | 520 | 520 | |
| X65 | 0.12 | 0.45 | 1.6 | 0.025 | 0.015 | 535 | 535 | |
| X70 | 0.12 | 0.45 | 1.7 | 0.025 | 0.015 | 570 | 570 | |
| X80 | 0.12 | 0.45 | 1.85 | 0.025 | 0.015 | 625 | 625 | |
| ASTM A53 | A | 0.25 | 0.1 | 0.95 | 0.05 | 0.045 | 330 | 330 |
| B | 0.3 | 0.1 | 1.2 | 0.05 | 0.045 | 415 | 415 | |
| ASTM A252 | 1 | – | – | – | 0.05 | – | 345 | 345 |
| 2 | – | – | – | 0.05 | – | 414 | 414 | |
| 3 | – | – | – | 0.05 | – | 455 | 455 | |
| EN10217-1 | P195TR1 | 0.13 | 0.35 | 0.7 | 0.025 | 0.02 | 320 | 320 |
| P195TR2 | 0.13 | 0.35 | 0.7 | 0.025 | 0.02 | 320 | 320 | |
| P235TR1 | 0.16 | 0.35 | 1.2 | 0.025 | 0.02 | 360 | 360 | |
| P235TR2 | 0.16 | 0.35 | 1.2 | 0.025 | 0.02 | 360 | 360 | |
| P265TR1 | 0.2 | 0.4 | 1.4 | 0.025 | 0.02 | 410 | 410 | |
| P265TR2 | 0.2 | 0.4 | 1.4 | 0.025 | 0.02 | 410 | 410 | |
| EN10217-2 | P195GH | 0.13 | 0.35 | 0.7 | 0.025 | 0.02 | 320 | 320 |
| P235GH | 0.16 | 0.35 | 1.2 | 0.025 | 0.02 | 360 | 360 | |
| P265GH | 0.2 | 0.4 | 1.4 | 0.025 | 0.02 | 410 | 410 | |
| EN10217-5 | P235GH | 0.16 | 0.35 | 1.2 | 0.025 | 0.02 | 360 | 360 |
| P265GH | 0.2 | 0.4 | 1.4 | 0.025 | 0.02 | 410 | 410 | |
| EN10219-1 | S235JRH | 0.17 | – | 1.4 | 0.04 | 0.04 | 360 | 360 |
| S275JOH | 0.2 | – | 1.5 | 0.035 | 0.035 | 410 | 410 | |
| S275J2H | 0.2 | – | 1.5 | 0.03 | 0.03 | 410 | 410 | |
| S355JOH | 0.22 | 0.55 | 1.6 | 0.035 | 0.035 | 470 | 470 | |
| S355J2H | 0.22 | 0.55 | 1.6 | 0.03 | 0.03 | 470 | 470 | |
| S355K2H | 0.22 | 0.55 | 1.6 | 0.03 | 0.03 | 470 | 470 | |
Defnydd o bibell ddur SSAW
ar gyfer gwasanaeth hylif
ar gyfer gwasanaeth hylif pwysedd isel
ar gyfer piblinellau ar gyfer gwasanaeth hylif pwysedd isel
at ddibenion pwysau
ar gyfer pentyrrau pibellau
Darnau gwag strwythurol wedi'u weldio wedi'u ffurfio'n oer o ddur nad ydynt yn aloi a dur grawn mân
ar gyfer system gludo piblinell o ddiwydiannau petrolewm a nwy naturiol (pibell ddur Dosbarth A)
i'w ddefnyddio fel casin neu diwb ar gyfer ffynhonnau diwydiannau petrolewm a nwy naturiol
Tagiau poblogaidd: cy 10219 pibell ssaw, Tsieina en 10219 gweithgynhyrchwyr pibell ssaw, cyflenwyr, ffatri
