API 5L X52cev hul360 cev, X52 (L360) muaj npe los ntawm qhov tsawg kawg nkaus yield zog 52 Ksi (360 Mpa). Nws yog qib nruab nrab hauv API 5L thiab ISO 3183 cov lus qhia tshwj xeeb, siv rau kev xa cov roj thiab cov kav dej.
API 5L X52 PSL1, rau cov kav dej hauv cov khoom xa tuaj raws li Rolled.
API 5L X52N/M/Q, rau PSL2 yeeb nkab nrog kev xa khoom ntawm N, M, thiab Q.
API 5L X52NS/MS/QS, rau cov kav dej PSL2 nrog cov kev pabcuam qaub.
R:Raws li dov
N:Normalizing dov, Normalized tsim, Normalized
Q: Tempered thiab quenched
M: Thermomechanical dov los yog thermomechanical tsim
S:Sour Service
Technical Specifications
1. Dimensional Range (LSAW)
| Parameter | Ntau yam |
|---|---|
| Sab nraud Diameter (OD) | 16 "- 56" (406 hli - 1422 hli) |
| Phab ntsa Thickness (WT) | 6 mm – 40 mm (Tshooj 10 – 160, STD, XS, XXS) |
| Ntev | Ib Leeg Random Length (SRL): 5-14 m; Ob Chav Random Length (DRL): 12 m (40 ft) lossis kev cai |
| Xaus | Plain, Beveled (30℃/ 37.5 degree), Threaded (API 5B) |
| Tolerances | OD: ± 1%; WT: -12.5% / +15%; Ntev: ± 50 hli |
2 .Chemical Composition (PSL2, wt%)
| Element | C | Mn | P | S | Si | CE (IIW) |
|---|---|---|---|---|---|---|
| Max | 0.24 | 1.40 | 0.025 | 0.015 | 0.45 | 0.43 |
Nco tseg: PSL2 enforcesqis P/Srau zoo weldability thiab qaub kev pab cuam kuj.
3 .Mechanical Properties (PSL2)
| Khoom | Min | Max | Chav tsev |
|---|---|---|---|
| Yield zog (YS) | 359 (52) | 531 (77) | MPa (ksi) |
| Tensile zog (TS) | 455 (66) | 758 (110) | MPa (ksi) |
| Elongation (A50) | 23 | – | % |
| Y/T ratio | – | 0.93 | – |
| Hardness | – | 250 (248 rau qaub) | HV 10 |
| Charpy V-Notch (CVN) | 27 (transverse, 0 degree) | – | J |
Nco tseg:CVN cuam tshuam kev xeem yog yuav tsum tau rau PSL2(tsis tas rau PSL1)
4 .Kev tsim khoom & Kev Ntsuas
- Txheej Txheem: Hlau phaj → Ntug npaj → Sib sau → Longitudinal SAW welding (ob -sided) → Txias expansion → Thaum tshav kub kub kho (N/M/Q) → Ua tiav
-Hydrostatic Test: 100% ntawm cov kav dej; Ntsuas siab xam los ntawm P=2St/D; Tuav lub sij hawm Ntau dua lossis sib npaug rau 10s (OD> 457 mm)
-NDT: 100% UT (weld seam + lub cev) lossis RT; Tsis muaj kev hloov pauv rau hydrostatic test
-Delivery condition: N (Normalized), M (Thermomechanical), Q (Quenched & Tempered)
Daim ntawv thov
Roj & Roj:Onshore kis tau tus mob, sib sau ua ke systems, offshore platforms
Petrochemical:Cov txheej txheem ntawm cov kav dej ua kom zoo, siab - thauj cov kua dej
Dej & Dej Dej:Municipal loj - txoj kab uas hla dej mains, cov kav dej khib nyiab
Lub zog:Thermal fais fab nroj tsuag txias dej pipelines
FAQ
Q1: Cov txheej txheem dab tsi muaj rau kev muab faus?
A: Standard xaiv:
3LPE: 3-txheej polyethylene (feem ntau rau cov kav dej faus)
FBE: Fusion -bonded epoxy (siab corrosion kuj)
3LPP: 3- txheej polypropylene (high-temperature resistance)
Kev Cai: Bitumen, pob zeb hnyav txheej (CWC) rau sab nrauv
Q2: Cov ntawv pov thawj twg muab?
A:
Mill Test Certificate (MTC): EN 10204 3.1/3.2, API 5L PSL2
Material Traceability: Thaum tshav kub kub tooj, coil tooj, yeeb tooj tooj
Cov Ntawv Qhia Txog Kev Xeem: Tshuaj, Mechanical, Hydrostatic, NDT (UT/RT)
Thib peb-Kev Tshawb Fawb: SGS, BV, TUV, lossis tus neeg siv khoom- pom zoo cov neeg soj ntsuam
Q3: Lub sij hawm ua tus coj thiab MOQ yog dab tsi?
A:
Lub sij hawm xa tuaj: 4-6 lub lis piam (ex- Tshuag: 1-2 lub lis piam)
MOQ: 50 metric tons lossis 1 pob tag nrho
Packing: Txheem export packing (bundles nrog steel straps, yas hau)
Q4: Vim li cas thiaj xaiv peb API 5L X52 PSL2 LSAW Pipe?
Kev Ua Tau Zoo: API 5L 45th Ed., ISO 3183, NACE MR0175
QC nruj: 100% hydrostatic + NDT, thib peb -kev tshuaj xyuas muaj
Customization: OD, WT, ntev, qhov kawg, thiab txheej txheej raws li qhov xav tau ntawm qhov project
Kev xa khoom thoob ntiaj teb: Exported rau 50+ lub teb chaws (Middle East, Southeast Asia, Europe)
Tus nqi sib tw: ncaj qha los ntawm zeb, tsis muaj neeg nruab nrab
Q5: X52 PSL2 txhais li cas?
A:
X52: Qib nrog qhov tsawg kawg nkaus tawm lub zog 52 ksi (359 MPa) (sib npaug rau L360).
PSL2: Product Specification Level 2-the siab dua kev ntseeg siab nrog cov tshuaj txwv nruj dua, yuav tsum tau kuaj CVN cuam tshuam, 100% NDT, thiab nruj dua mechanical tolerances (vs. PSL1)
Peb qhov chaw nyob
Rm1406,14th/F No 208, Hongqi Road, Nankai Dist, Tianjin City, Suav teb
Xov tooj (WhatsApp/Wechat)
+86 16622033809
E -mail
alisa@tjshenzhoutong.com
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