Pibell Dur SSAW
Proses: Troellog Tanddwr - Pibell Dur Arc Wedi'i Weldio
Defnydd:Fe'i defnyddir ar gyfer dosbarthu hylif pwysedd isel, megis dŵr, nwy ac olew; adeiladu a phentyrru
Safon:API 5L, API 5CT, ASTM A252% 2c ASTM 53% 2c EN10217, EN10219, BS 5950, ASTM A572 , JIS, IS,
Tystysgrif:EN10217, EN10219, API 5L PSL1/ PSL2, API 5CT
Diamedr Allan:219.1mm –3048mm
Trwch wal:5.0mm-30mm
Hyd:Hyd at 70m
Gradd Dur:
API 5L: GR A, GR B, X42, X46, X56, X60, X65, X70
ASTM A252 GR 1% 2c GR 2% 2c GR 3
ASTM A53% 3a GR A, GR B, GR C, GR D
BS 4360: Gradd 43, Gradd 50
EN: S275% 2c S275JR, S355JRH, S355J2H
Arwyneb:Cotio Epocsi bond ymasiad, Epocsi Tar Glo, 3PE, Gorchudd Diflan, Gorchuddio Bitwmen, Gorchudd 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 Gwastadu, Prawf Plygu, Prawf Chwythu, Prawf Effaith), Arolygiad Maint Allanol, Prawf Hydrostatig, Prawf Pelydr-X.
Tystysgrif Prawf Melin:EN 10204% 2f3.1B
Trwch Wal
Pibell Peilio ASTM A252
GRADD DUR
ASTM A252 GR 1, GR 2, GR 3
CYFANSODDIAD CEMEGOL DUR
Rhaid i'r dur gydymffurfio â'r gofynion canlynol o ran cyfansoddiad cemegol:
Ffosfforws, uchafswm (%) : 0.050
EIDDO MECANYDDOL
|
GRADD DUR |
Nerth cynnyrch, min. psi (MPa) |
Cryfder tynnol, min. psi (MPa) |
Elongation mewn 2 mewn., min. % |
|
GRADD 1 |
30,000 (205) |
50,000 (345) |
30% |
|
GRADD 2 |
35,000 (240) |
60,000 (415) |
25% |
|
GRADD 3 |
45,000 (310) |
66,000 (455) |
20% |
PRAWF GOFYNNOL
Dadansoddiad Cemegol, Prawf Mecanyddol, Archwiliad Gweledol, Prawf Tensiwn, Gwiriad Dimensiwn
EN10219 Pibell Strwythur
GRADD DUR
EN10219 S235, S275, S355, ac ati
CYFANSODDIAD CEMEGOL DUR
|
GRADD DUR |
% yn ôl màs, Uchafswm |
|||||
|
C |
Os |
Mn |
P |
S |
N |
|
|
S235JRH |
0.17 |
– |
1.40 |
0.040 |
0.040 |
0.009 |
|
S275JOH |
0.20 |
– |
1.50 |
0.035 |
0.035 |
0.009 |
|
S275J2H |
0.20 |
– |
1.50 |
0.030 |
0.030 |
– |
|
S355JOH |
0.22 |
0.55 |
1.60 |
0.035 |
0.035 |
0.009 |
|
S355J2H |
0.22 |
0.55 |
1.60 |
0.030 |
0.030 |
– |
|
S355K2H |
0.22 |
0.55 |
1.60 |
0.030 |
0.030 |
– |
EIDDO MECANYDDOL
|
GRADD DUR |
Nerth cynnyrch, min. psi (MPa) |
Cryfder tynnol, min. psi (MPa) |
Elongation mewn 2 mewn., min. % |
Egni Effaith Isafswm KV J |
||
|
ar dymheredd prawf o |
||||||
|
-20 |
0 |
20 |
||||
|
S235JRH |
235 |
360 |
24% |
– |
– |
27 |
|
S275JOH |
275 |
430 |
20% |
– |
27 |
– |
|
S275J2H |
355 |
510 |
20% |
27 |
– |
– |
|
S355JOH |
355 |
510 |
20% |
– |
27 |
– |
|
S355J2H |
355 |
510 |
20% |
27 |
– |
– |
|
S355K2H |
355 |
510 |
20% |
40 |
– |
– |
PRAWF GOFYNNOL
Dadansoddiad Cemegol, Prawf Mecanyddol, Archwiliad Gweledol, Prawf Tynnol, Gwiriad Dimensiwn, NDT, Prawf Effaith
Tagiau poblogaidd: pibell ssaw, gweithgynhyrchwyr pibell ssaw Tsieina, cyflenwyr, ffatri
