P255QL seamless yeeb nkab nyob rau hauv EN 10216-4 tus qauv yog seamless steel yeeb nkab haum rau cov kav dej kub thiab cov hlab ntsha siab ua los ntawm cov hlau tsis muaj hlau thiab hlau. cov
P255QL muaj qib steel ntawm 1.0452 thiab yog ib qho ntawm cov hlau tsis muaj hlau tsis zoo uas tau teev tseg los ntawm EN 10216-4. Nrog lub zog siab thiab tawv, nws tuaj yeem tiv taus qhov cuam tshuam thiab kev vibration ntawm kev kub siab, siab kub, siab ceev dej. EN 10216-4 P255QL seamless yeeb nkab feem ntau yog siv rau hauv cov kev pabcuam nrog qhov kub thiab txias ntawm -46 degree .
GNEE muab EN 10216-4 P255QL seamless carbon steel yeeb nkab nrog ib txoj kab uas hla ntawm 10.2mm txog 711mm. Tab sis thov nco ntsoov tias phab ntsa tuab yog li ntawm 1.6mm txog 60mm.
EN 10216-4 P255QL Steel yeeb nkab yog dav siv nyob rau hauv roj av, natural gas, tshuaj lom neeg kev lag luam, hluav taws xob fais fab thiab lwm yam kev lag luam teb.
Tshuaj muaj pes tsawg leeg ntawm EN 10216-4 P255QL / 1.0452 yeeb nkab
| Element | Cov ntsiab lus los ntawm pawg,% |
|---|---|
| Cov pa roj carbon (C) | Tsawg dua lossis sib npaug rau 0.17 |
| Silicon (Si) | Tsawg dua lossis sib npaug rau 0.35 |
| Manganese (Mn) | 0.40~1.20 |
| Phosphorus (P) | Tsawg dua lossis sib npaug rau 0.025 |
| Sulfur (S) | Tsawg dua lossis sib npaug rau 0.020 |
| Chromium (Cr) | Tsawg dua lossis sib npaug rau 0.30 |
| Nickel (Ni) | Tsawg dua lossis sib npaug rau 0.30 |
Mechanical zog ntawm EN 10216-4 P255QL / 1.0452 steel yeeb nkab
| Lub npe hlau | Hlau Number | Yield zog, MPa |
Tensile zog, MPa |
Elongation A Ntev,% |
Elongation B Hloov pauv,% |
|---|---|---|---|---|---|
| P255QL | 1.0452 | Ntau dua lossis sib npaug li 255 | 360~490 | Ntau dua lossis sib npaug li 23 | Ntau dua lossis sib npaug li 21 |
EN 10216-4 P255QL Carbon Steel Yeeb Nkab
Vim li cas thiaj xaiv GNEE
GNEE yog ib lub chaw tsim khoom thiab kev pabcuam ntawm ntau yam tshwj xeeb seamless steel kav, tshwj xeeb hauv kev tsim cov kav dej, cov kav dej boiler, cov kav dej hlau alloy, cov kav dej tsheb, cov kav dej hiav txwv, thiab lwm yam. Peb muaj cov khoom siv ntau lawm, cov khoom muag txaus, thiab ntau tus neeg koom tes. .
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