Hom:API 5L PSL1 / PSL2 GR.X42 SMLS steel yeeb nkab (kab yeeb nkab)
Qhov ntau thiab tsawg:
Tawm txoj kab uas hla: 1/2 nti --- 36 nti
Phab ntsa Thickness: SCH40,SCH80,SCH120,SCH160
Ntev: 1m --- 12m
Daim ntawv thov: Dej Pipeline, Petroleum Pipeline, Gasoline Pipeline, Roj Termainal Pipeline, Roj Jetty Pipeline.
Ntim:Bundle los yog bulk, seaworthy packing los yog rau cov neeg siv khoom xav tau
Cov txheej txheem khoom:
Kub Rolled
Round Pipe Billet → Cua sov → Punching → Peb -Roller Skew Rolling → Annealing → Acid Pickling → Coating Oil (Copper Plating) → Multi-Drawing lossis ColdRolling → Pipe Billet → Heat Treatment → Straightening spection → Hydrostatic Test → Hydrostatic Test
Txias Drawn
Round Pipe Billet → Cua sov → Punching → Pipe Head Treatment → Annealing → Acid Pickling →
Txheej Roj (Copper Plating) → Multi- dhau Cold Drawing lossis Cold Rolling → Pipe Billet → Kub Kho → Straightening → Hydrostatic Test lossis Inspection → Marking → Warehousing
Chemical Composition & Mechanical Property:
|
Txuj |
Qib |
Chemical Composition (%) |
Tensile zog (min) |
Yield zog (min) |
|||
|
C Mn PS |
Mpa |
Mpa |
|||||
|
API 5L PSL1 |
A |
0.22 |
0.90 |
0.030 |
0.030 |
335 |
210 |
|
B |
0.28 |
1.20 |
0.030 |
0.030 |
415 |
245 |
|
|
X42 |
0.28 |
1.30 |
0.030 |
0.030 |
415 |
290 |
|
|
X46 |
0.28 |
1.40 |
0.030 |
0.030 |
435 |
320 |
|
|
X52 |
0.28 |
1. 40 |
0.030 |
0.030 |
460 |
360 |
|
|
X56 |
0.28 |
1.40 |
0.030 |
0.030 |
490 |
390 |
|
|
X60 |
0.28 |
1.40 |
0.030 |
0.030 |
520 |
415 |
|
|
X65 |
0.28 |
1.40 |
0.030 |
0.030 |
535 |
450 |
|
|
X70 |
0.28 |
1.40 |
0.030 |
0.030 |
570 |
485 |
|
|
Txuj |
Qib |
Chemical Composition (%) |
Tensile zog |
Yield zog |
|||
|
C Mn PS |
Mpa |
Mpa |
|||||
|
API 5L PSL2 |
B |
0.24 |
1.20 |
0.025 |
0.015 |
415-655 |
245-450 |
|
X42 |
0.24 |
1.30 |
0.025 |
0.015 |
415-655 |
290-495 |
|
|
X46 |
0.24 |
1.40 |
0.025 |
0.015 |
435-655 |
320-525 |
|
|
X52 |
0.24 |
1. 40 |
0.025 |
0.015 |
460-760 |
360-530 |
|
|
X56 |
0.24 |
1. 40 |
0.025 |
0.015 |
490-760 |
390-545 |
|
|
X60 |
0.24 |
1. 40 |
0.025 |
0.015 |
520-760 |
415-565 |
|
|
X65 |
0.24 |
1.40 |
0.025 |
0.015 |
535-760 |
450-600 |
|
|
X70 |
0.24 |
1.40 |
0.025 |
0.015 |
570-760 |
485-635 |
|
|
X80 |
0.24 |
1. 40 |
0.025 |
0.015 |
625-825 |
555-705 |
|
Cim npe nrov: api 5l gr.x42 smls steel yeeb nkab, Tuam Tshoj api 5l gr.x42 smls steel yeeb nkab manufacturers, lwm tus neeg, Hoobkas
