API 5L X46 yog tus qauv kav dej tshwj xeeb uas tsim los rau ntev - cov kav dej xa mus rau cov roj thiab roj, dav siv hauv cov dej hiav txwv thiab dej hiav txwv thiab kev thauj mus los. Nws hais txog kev kub siab ua haujlwm, txoj kab uas hla loj adaptability, thiab kev ntseeg siab nyob rau hauv ib puag ncig hnyav, ua rau nws tshwj xeeb tshaj yog haum rau siab -siab, siab- ntws- tus nqi lub cev kav dej.
ASTM A106 Gr.Byog Asmeskas tus qauv rau seamless steel kav siv nyob rau hauv siab - kub thiab siab - siab, feem ntau pom nyob rau hauv cov txheej txheem piping systems ntawm refineries, fais fab nroj tsuag boilers, thiab tshuaj nroj tsuag. Nws lub luag haujlwm tseem ceeb yog thauj cov dej kub siab - (xws li chav thiab roj kub).
Tsis paub tseeb tias qhov xwm txheej twg API 5L X46 thiab A106 haum rau?Tso koj cov ntaub ntawv tiv tauj thiab tau txais kev kho cov kav dej dawb!
Scope thiab Application Comparison
| Parameter | API 5L X46 (L320) | ASTM A106 Qib B | Kev Paub Txog Kev Muag Khoom |
| Standard Title | Specification rau Kab Yeeb | Seamless Carbon Steel Pipe rau High -Temp Service | API 5L=Thauj; A106=Plant/Process. |
| Kev siv thawj zaug | Nruab nrab - cov roj, roj, thiab dej xa mus. | Refineries, boilers, thiab fais fab nroj tsuag. | X46 yog "Project Qib"; A106 yog "Qib Khoom Muag." |
| Kev tsim khoom | Seamless (SMLS) lossis Welded (ERW, LSAW). | Seamless (SMLS) nkaus xwb. | A106 tsis muaj welded version. |
| Kev Pabcuam Temp | Standard ambient; qis -temp (yog tias tau teev tseg). | Optimized rauKub kub(txog 425 degree). | Xaiv A106 rau chav / roj kub. |
Mechanical Properties Sib piv
| Mechanical Property | API 5L X46 (L320) | ASTM A106 Qib B | Kev ua tau zoo sib txawv |
| Yield zog (min) | 320 MPa (46,400 psi) | 240 MPa (35,000 psi) | X46 yog ~ 31% muaj zog duanyob rau hauv yielding tshaj A106 B. |
| Tensile zog (min) | 435 MPa (63,100 psi) | 415 MPa (60,000 psi) | X46 muaj lub zog siab dua qhov kawg. |
| Yield-rau-Tensile Ratio | Tsawg dua lossis sib npaug rau 0.93 (rau PSL2) | Tsis Qhia | X46 (PSL2) muaj kev tswj xyuas nruj dua. |
| Hydrostatic Test | Yam yuav tsum tau ua (Strict pressure tests). | Yuav tsum tau lossis hloov los ntawm NDT. | API 5L kev ntsuam xyuas feem ntau yog nruj dua rau kev xau. |
Chemical Composition Comparison (Max %)
| Element (Max %) | API 5L X46 (PSL1) | ASTM A106 Qib B | Tshuaj Insight |
| Cov pa roj carbon (C) | 0.28 | 0.30 | Cov pa roj carbon qis hauv X46 (tshwj xeeb tshaj yog PSL2) txhim kho weldability. |
| Manganese (Mn) | 1.40 | 0.29 – 1.06 | X46 siv ntau Mn kom ua tiav nws lub zog 46ksi tawm los. |
| Silicon (Si) | -- (Yeem) | 0.10 (tsawg kawg) | Qhov txawv tseem ceeb:A106 yuav tsum muaj Silicon kom siab -temp stability. |
| Phosphorus (P) | 0.030 | 0.035 | X46 (PSL2) tseem huv dua (0.025 max). |
| Sulfur (S) | 0.030 | 0.035 | Tsawg leej faj nyob rau hauv X46 txhim kho kev tawg tsis kam. |
Kev Txiav Txim Siab & Logistics Factors
| Dimension | API 5L X46 | ASTM A106 Qib B | SEO/Kev yuav Tswv Yim |
| Nqe ib Ton | Nruab nrab (Ntau alloying dua A106). | Kev sib tw (Global market baseline). | A106 B feem ntau pheej yig dua ib tuj. |
| Tshuag Muaj | Tsawg-rau- Nruab Nrab (Ntau tus kheej-ua). | Siab heev(Nyeem muaj). | A106 B yog qhov yooj yim rau qhov chaw rau me me. |
| Daim ntawv pov thawj dual | Tsis tshua muaj (X46 muaj zog heev rau A106 B). | Feem ntau nrog API 5L Qib B. | X46 feem ntau yog ib qho kev qhia tshwj xeeb. |
| Qhov Zoo Tshaj Plaws Rau ... | Nruab nrab - cov kav dej siab qhov twg yuav tsum tau txo qhov hnyav. | Cov txheej txheem ua kom zoo dua cov kab thiab siab - qhov kub thiab txias. | Xyuas seb qhov project puas nyob hauv ASME B31.3 lossis API 1104. |
Dimensional Tolerances Sib piv
| Parameter | API 5L X46 (PSL1/PSL2) | ASTM A106 Qib B | Tus neeg yuav ntawv ceeb toom |
| Sab nraud Diameter (OD) | Lub cev lub cev: ± 0.75% Cov yeeb nkab kawg: ± 0.5% |
NPS 1-1 / 2 "mus rau 4": ± 0.79mm NPS 8 "thiab tshaj: ± 1.59mm / -0.79mm |
API 5L feem ntau nruj dua ntawm cov yeeb nkab kawg kom haum yooj yim dua -up. |
| Phab ntsa Thickness (WT) | -12.5% rau +15% (nyob ntawm WT / Qib) | -12.5% (Tsis muaj kev txwv sab sauv hauv A106) | Ob leeg tso cai rau -12.5% under-thickness. |
| Nyhav Tolerance | -3.5% rau +10% | -3.5% rau +10% | Qhov tseem ceeb rau kev suav tag nrho cov nqi logistics. |
| Kev ncaj | Tsawg dua lossis sib npaug li 0.2% ntawm tag nrho qhov ntev | Tsis nruj me ntsis (txheej txheem zeb xyaum) | API 5L yog qhov zoo dua rau qhov ntev - nrug kab rov tav drilling. |
GNEE seamless steel kab yeeb nkab Hoobkas
FAQ
Qib A106 yog dab tsi?
ASTM A106 Qib B yeeb nkab yog suav tias yog sib npaug rau ASTM A53 Qib B thiab API 5L Qib B raws li cov tshuaj muaj pes tsawg leeg thiab cov khoom siv kho tshuab. Nws yogib hom carbon steel uas muaj qhov tsawg kawg nkaus tawm lub zog ntawm 240 MPa thiab lub zog tensile yam tsawg kawg nkaus ntawm 415 MPa.
Cov khoom siv dab tsi yog API 5L x46n?
API 5L X46 steel yeeb nkab muaj qhov tsawg kawg nkaus lub zog ntawm 46,400 psi lossis 320 Mpa. Tam sim no X46 steel yeeb nkab yog tag nrhotswj micro-alloyed carbon-manganese steels. Cov micro- alloys ntsiab yog Nb, V thiab Ti, thiab tag nrho cov ntsiab lus ntawm micro- alloys tsis tshaj 0.15%.