Txawm hais tias ob qho tib si X42 thiab A106 yog cov pa roj carbon steel kav, lawv koom nrog cov txheej txheem sib txawv thiab muaj qhov sib txawv ntawm daim ntawv thov: X42 yog cov kav dej uas tsim los rau siab - siab, loj - kab, ntev - kev thauj mus los ntawm roj thiab roj, thaumA106 Gr.Byog lub boiler raj siv nyob rau hauv siab -kub txheej txheem ib puag ncig xws li refineries thiab fais fab nroj tsuag.
X42 pipeline vs A106 boiler yeeb nkab-uas yog tus nqi ntau dua - zoo?Thov daim ntawv qhia kev sib piv tus nqi tag nrho lub neej dawb!
API 5L X42 VS A106 Scope thiab Application Comparison
| Parameter | API 5L X42 (L290) | ASTM A106 Qib B | Kev Muag Khoom Logic |
| Standard Title | Kab Yeeb Specification | Seamless Carbon Steel Pipe rau High -Temp Service | API 5L=Thauj; A106=Cog Piping. |
| Siv dav | Tsawg-rau- nruab nrab siab roj, roj, thiab cov kab xa dej. | Refineries, tshuaj nroj tsuag, chaw nres tsheb fais fab (High-temp/High-pressure). | X42 rau "Nyob deb"; A106 rau "Inside the plant." |
| Kev tsim khoom | Seamless (SMLS) lossis Welded (ERW, LSAW). | Seamless (SMLS) nkaus xwb. | A106 tsis muaj welded version. |
| Temp Range | Optimized rau ambient thiab qis kub. | Optimized rau qhov kub thiab txias (txog 425 degree). | A106 yog qhov zoo dua rau chav / roj kub. |
Mechanical Properties Sib piv
| Mechanical Property | API 5L X42 (L290) | ASTM A106 Qib B | Qhov txawv |
| Yield zog (min) | 290 MPa (42,100 psi) | 240 MPa (35,000 psi) | X42 yog ~ 20% muaj zog duatshaj A106 B. |
| Tensile zog (min) | 415 MPa (60,200 psi) | 415 MPa (60,000 psi) | Qhov kawg lub zog yog ze li qub. |
| Elongation | High (Ductility tsom). | Txheem (Bending / Flanging tsom). | Ob leeg tso cai rau kev tsim khoom yooj yim. |
| Kev xeem yuav tsum tau | Kev ntsuas hydrostatic yog qhov yuav tsum tau ua. | Hydrostatic xeem lossis NDT yuav tsum tau. | API 5L muaj kev nruj dua los ntawm -cov ntaub ntawv pov thawj. |
Chemical Composition Comparison (Max %)
| Element (Max %) | API 5L X42 (PSL1) | ASTM A106 Qib B | Ua kom pom tseeb |
| Cov pa roj carbon (C) | 0.28 | 0.30 | Cov pa roj carbon tsawg ua rau X42 yooj yim dua rau vuam ntawm -site. |
| Manganese (Mn) | 1.30 | 0.29 – 1.06 | X42 siv Mn los txhawb zog tawm los. |
| Silicon (Si) | -- (Yeem) | 0.10 (tsawg kawg) | A106 yuav tsum muaj Si rau siab -temp stability. |
| Phosphorus (P) | 0.030 | 0.035 | X42 muaj me ntsis huv hlau yuav tsum. |
| Sulfur (S) | 0.030 | 0.035 | Tsawg sulfur txhim kho cov yeeb nkab ntev. |
Common Size Correlation Table
| Nominal Size (hauv) | OD (mm) | X42 Phab Ntsa Thickness (mm) | A106B Common SCH | A106B Cov Phab Ntsa Thickness (mm) | Tej kev siv |
|---|---|---|---|---|---|
| 1/2 | 21.3 | 2.0–3.0 | SCH 40 | 2.77 | Instrumentation tubing, kev sib txuas me me |
| 2 | 60.3 | 5.5 | SCH 40 | 3.91 | Cov txheej txheem piping, kev sib txuas ntawm lub twj tso kua mis |
| 6 | 168.3 | 7.1 | SCH 40 / XS | 7.11 / 10.97 | Nroog gas main / refinery kab |
| 10 | 273.1 | 9.3 | SCH 40 | 9.27 | Sib sau cov kab / thermal pipelines |
| 16 | 406.4 | 11.1 | SCH 40 | 12.70 | National trunk kab / cov khoom siv loj |
| 20 | 508.0 | 14.3 | SCH 40 | 15.09 | Siab -siab kis tau tus mob / boiler feedwater |
| 24 | 610.0 | 17.5 | - | - | Inter-kev sib kis hauv cheeb tsam |
GNEE Carbon Steel Kab Yeeb Nkab Hoobkas
Cov khoom loj muajΦ323.9 × 25.4 seamless kav (X42 & A106B)! Nug hnub no rau cov luv nqi tshwj xeeb thiab cov npe khoom muag tshiab kawg.
FAQ
API 5L X42 yog dab tsi?
Nws yog ibcarbon steel yeeb nkab uas tsis tshua muaj qib ntawm carbon. Cov hlau sib xyaw rau API 5L X42 cov kav dej feem ntau muaj manganese, phosphorous thiab sulfur. Cov ntsiab lus no txhawb cov neeg kho tshuab lub zog hauv cov yeeb nkab.
Puas yog ASTM A106 me me hlau?
Cov Pipes no tseem hu ua me me steel kav thiab raj. ASTM A106 Qib A Cov kav dej yog qhov tsawg -Cov kav dej tau yooj yim tsim thiab tsim. Cov kav dej no yog tsim raws li ASTM Specification thiab kev lag luam hu ua cs kav lossis ms kav.
Puas yog A106 galvanized?
Qhov no yog A-106Galvanized hlauTeem caij 80, 2 "x 20' Yeeb Nkab nrog Plain End. Seamless Yeeb Nkab Siv rau kev pabcuam kub siab, Cov kav dej xaj raws li qhov tshwj xeeb no yuav tsum tsim nyog rau kev khoov, flanging thiab kev ua haujlwm zoo sib xws, thiab rau vuam ua tau raws li ASTM A-106 GRADE B.