PIPE DUR SSAW
Gelwir pibell ddur SSAW hefyd yn Bibell Ddur Weldiedig Arc Spmer Submerged - sy'n fath o bibell ddur wedi'i weldio â sbig a gynhyrchir trwy ddefnyddio'r dull weldio arc tanddwr dwy ochr. Mae pibellau weldio troellog yn cael eu ffurfio gan ddefnyddio platiau culach neu goiliau rholio poeth, sy'n gostwng eu costau cynhyrchu yn sylweddol. Mae'r broses weldio troellog yn caniatáu cynhyrchu pibellau diamedr mawr sy'n addas ar gyfer cludo llawer iawn o olew a nwy.
Safon: API 5L, API 5CT, ASTM A252, ASTM 53, EN10217, EN10219, BS, JIS, IS
Tystysgrif: EN10217, EN10219, API 5L PSL1 / PSL2, API 5CT
Diamedr Allanol: 219.1 mm - 2540mm (8 "-100")
Trwch Wal: 3.2mm - 25.4mm
Hyd: 6 - 22 m
Gradd Dur:
API 5L: GR A, GR B, X42, X46, X56, X60, X65, X70
ASTM A252 GR 1, GR 2, GR 3
ASTM A53: GR A, GR B, GR C, GR D.
BS 4360: Gradd 43, Gradd 50
EN: S275, S275JR, S355JRH, S355J2H
Arwyneb: Gorchudd epocsi bond ymasiad, Epocsi Tar Glo, 3PE, Gorchudd Vanish, Gorchudd Bitumen, cotio Olew Du yn unol â gofynion y cwsmer
Prawf: Dadansoddiad Cydran Cemegol, Priodweddau Mecanyddol (Cryfder tynnol yn y pen draw, Cryfder Cynnyrch, Elongation), Priodweddau Technegol (Prawf Fflatio, Prawf Plygu, Prawf Chwythu, Prawf Effaith, Arolygu Maint Allanol, Prawf Hydrostatig, Prawf Pelydr-X
Tystysgrif Prawf Melin: EN 10204 / 3.1B
Defnydd: Fe'i defnyddir ar gyfer danfon hylif pwysedd isel, fel dŵr, nwy ac olew; adeiladu a phentyrru
Dadansoddiad Cemegol a Phriodweddau Mecanyddol Pibell Ddur SSAW
Mae deunydd crai pibell ddur SSAW yn cynnwys coil dur, gwifren weldio, fflwcs. Rhaid i'r holl ddeunyddiau crai fod trwy gynnal a chadw corfforol a chemegol caeth cyn y buddsoddiad.
Safon | Gradd | Cyfansoddiad Cemegol (mwyaf)% | Priodweddau Mecanyddol (min) | |||||
C. | Si | Mn | P. | S. | Cryfder tynnol (Mpa) | Cryfder Cynnyrch (Mpa) | ||
API 5CT | h40 | - | - | - | - | 0.030 | 417 | 417 |
J55 | - | - | - | - | 0.030 | 517 | 517 | |
K55 | - | - | - | - | 0.300 | 655 | 655 | |
API 5L PSL1 | A. | 0.22 | - | 0.90 | 0.030 | 0.030 | 335 | 335 |
B. | 0.26 | - | 1.20 | 0.030 | 0.030 | 415 | 415 | |
X42 | 0.26 | - | 1.30 | 0.030 | 0.030 | 415 | 415 | |
X46 | 0.26 | - | 1.40 | 0.030 | 0.030 | 435 | 435 | |
X52 | 0.26 | - | 1.40 | 0.030 | 0.030 | 460 | 460 | |
X56 | 0.26 | - | 1.40 | 0.030 | 0.030 | 490 | 490 | |
X60 | 0.26 | - | 1.40 | 0.030 | 0.030 | 520 | 520 | |
X65 | 0.26 | - | 1.45 | 0.030 | 0.030 | 535 | 535 | |
X70 | 0.26 | - | 1.65 | 0.030 | 0.030 | 570 | 570 | |
API 5L PSL2 | B. | 0.22 | 0.45 | 1.20 | 0.025 | 0.015 | 415 | 415 |
X42 | 0.22 | 0.45 | 1.30 | 0.025 | 0.015 | 415 | 415 | |
X46 | 0.22 | 0.45 | 1.40 | 0.025 | 0.015 | 435 | 435 | |
X52 | 0.22 | 0.45 | 1.40 | 0.025 | 0.015 | 460 | 460 | |
X56 | 0.22 | 0.45 | 1.40 | 0.025 | 0.015 | 490 | 490 | |
X60 | 0.12 | 0.45 | 1.60 | 0.025 | 0.015 | 520 | 520 | |
X65 | 0.12 | 0.45 | 1.60 | 0.025 | 0.015 | 535 | 535 | |
X70 | 0.12 | 0.45 | 1.70 | 0.025 | 0.015 | 570 | 570 | |
X80 | 0.12 | 0.45 | 1.85 | 0.025 | 0.015 | 625 | 625 | |
ASTM A53 | A. | 0.25 | 0.10 | 0.95 | 0.050 | 0.045 | 330 | 330 |
B. | 0.30 | 0.10 | 1.20 | 0.050 | 0.045 | 415 | 415 | |
ASTM A252 | 1 | - | - | - | 0.050 | - | 345 | 345 |
2 | - | - | - | 0.050 | - | 414 | 414 | |
3 | - | - | - | 0.050 | - | 455 | 455 | |
EN10217-1 | P195TR1 | 0.13 | 0.35 | 0.70 | 0.025 | 0.020 | 320 | 320 |
P195TR2 | 0.13 | 0.35 | 0.70 | 0.025 | 0.020 | 320 | 320 | |
P235TR1 | 0.16 | 0.35 | 1.20 | 0.025 | 0.020 | 360 | 360 | |
P235TR2 | 0.16 | 0.35 | 1.20 | 0.025 | 0.020 | 360 | 360 | |
P265TR1 | 0.20 | 0.40 | 1.40 | 0.025 | 0.020 | 410 | 410 | |
P265TR2 | 0.20 | 0.40 | 1.40 | 0.025 | 0.020 | 410 | 410 | |
EN10217-2 | P195GH | 0.13 | 0.35 | 0.70 | 0.025 | 0.020 | 320 | 320 |
P235GH | 0.16 | 0.35 | 1.20 | 0.025 | 0.020 | 360 | 360 | |
P265GH | 0.20 | 0.40 | 1.40 | 0.025 | 0.020 | 410 | 410 | |
EN10217-5 | P235GH | 0.16 | 0.35 | 1.20 | 0.025 | 0.020 | 360 | 360 |
P265GH | 0.20 | 0.40 | 1.40 | 0.025 | 0.020 | 410 | 410 | |
EN10219-1 | S235JRH | 0.17 | - | 1.40 | 0.040 | 0.040 | 360 | 360 |
S275JOH | 0.20 | - | 1.50 | 0.035 | 0.035 | 410 | 410 | |
S275J2H | 0.20 | - | 1.50 | 0.030 | 0.030 | 410 | 410 | |
S355JOH | 0.22 | 0.55 | 1.60 | 0.035 | 0.035 | 470 | 470 | |
S355J2H | 0.22 | 0.55 | 1.60 | 0.030 | 0.030 | 470 | 470 | |
S355K2H | 0.22 | 0.55 | 1.60 | 0.030 | 0.030 | 470 | 470 |