P355GHyog qib siab -lub zog, qis- alloy steel qib tsim rau boilers, lub nkoj siab, thiab siab - cov kav dej kub. Qhov zoo no -grained, tsis yog{5}} alloy steel yog dav siv hauv kev tsim hluav taws xob, kev ua tshuaj lom neeg, petrochemical, thiab roj & roj kev lag luam. P355GH ua ke zoo heev txhua yam muaj zog, weldability, toughness, thiab siab kub ua hauj lwm.
P355GH
Lub npe "P355GH" qhia:
P: Kev siv lub nkoj siab
355: Tsawg tshaj tawm lub zog ntawm 355 MPa (tsawg dua lossis sib npaug ntawm 16 hli thickness)
G: Zoo- steel hlau
H: Haum rau qhov kub thiab txias
P355GH steel specifications
| Parameter | Paub meej |
|---|---|
| Txuj | TS EN 10028-2: Cov khoom lag luam tiaj tus ua los ntawm cov hlau rau lub hom phiaj siab (qhov kev pabcuam kub siab) |
| Thickness | 1mm-250 hli |
| Dav | 1500-3500 hli |
| Ntev | 3000mm - 27,000mm |
| Kev kho cua sov | Li qub |
| Thib peb-Kev soj ntsuam tog | ABS, DNV, BV, GL, CCS, LR, RINA, KR, NK, CE, SGS, IKE, IEI lossis lwm qhov chaw ua haujlwm zoo |
| Qib sib npaug | S355J2 (EN10025-2), ASTM A516 Qib 60/70 |
Khoom Description
| Lub ntsiab | C | Si | Mn | P | S | Al (min) | N | Cr | Cu | Mo | Nb | Ni | Ti | V |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| P355GH | 0.10–0.22 | 0.60 | 1.10–1.70 | 0.025 | 0.015 | 0.020 | 0.012 | 0.30 | 0.30 | 0.08 | 0.040 | 0.30 | 0.03 | 0.02 |
Sib piv nrog S355J2:
| Lub ntsiab | C | Si | Mn | P | S | Cr | Mo | Nb | Ni | V |
|---|---|---|---|---|---|---|---|---|---|---|
| S355J2 | Tsawg dua lossis sib npaug li 0.24 | 0.60 | Tsawg dua lossis sib npaug li 1.70 | Tsawg dua lossis sib npaug li 0.035 | Tsawg dua lossis sib npaug li 0.035 | - | - | - | - | 0.60 |
P355GH Mechanical Properties
| Thickness (hli) | Yield zog (MPa) | Tensile zog (MPa) | Elongation (%) | Impact Zog KVJ (-20℃/ 0℃/ +20 degree) |
|---|---|---|---|---|
| Tsawg dua los yog sib npaug li 16 | 355 | 510–650 | 20 | 27 / 34 / 40 |
| 16–40 | 345 | 510–650 | 20 | 27 / 34 / 40 |
| 40–60 | 335 | 510–650 | 20 | 27 / 34 / 40 |
| 60–100 | 315 | 490–630 | 20 | 27 / 34 / 40 |
| 100–150 | 295 | 480–630 | 20 | 27 / 34 / 40 |
| 150–250 | 280 | 470–630 | 20 | 27 / 34 / 40 |
S355J2 rau siv:
| Thickness (hli) | Hwj chim Min (MPa) | Rm (MPa) | A (%) |
|---|---|---|---|
| Tsawg dua los yog sib npaug li 16 | 355 | 510–680 | 22 |
| 16–40 | 345 | 470–630 | 21 |
| 40–63 | 335 | 450–600 | 20 |
| 63–100 | 325 | 450–600 | 18 |
| 100–150 | 315 | 450–600 | 17 |
| 150–250 | 295 | 450–600 | 17 |
| 250–400 | 285 | 450–600 | - |
Kev siv ntawm P355GH Steel
P355GH hlau yog haum rauhigh-siab, siab-kub muaj kev siv, suav nrog:
- Boilers & Boiler Drums: Plhaub, phab ntsa dej, superheater raj, economizer raj.
- Kub Exchangers & Chav Generators: Plhaub-thiab-tube exchangers, industrial heaters, khib nyiab cua sov rov qab systems.
- Siab -Pressure Storage Tanks: Petroleum thiab gas cia, LPG tanks, pressurized fluid container.
- Chemical & Petrochemical ua: Reactors, distillation kem, fractionators, siab -kub piping.
- Cov cuab yeej tsim hluav taws xob: Nuclear cog siab Cheebtsam, feedwater heaters, condensers, chav generators.
- Tubes & Forgings: Seamless thiab welded raj, forged Cheebtsam, customized qhov ntev rau siab nkoj fabrication.
Daim ntawv thov
P355GH khoom yog dab tsi?
P355GH steel muab kev ua tau zoo tshaj plaws rau cov khoom siv siab uas yuav tsum txhawb nqa qhov txwv tsis pub tshaj 180N / mm2 ntawm 400ºC. Cov hom hlau no yog cov yam ntxwv zoo weldability. Lawv yog siv saum toj no tag nrho rau kev tsim boilers, cov hlab ntsha siab thiab cov kav dej rau kev thauj mus los ntawm cov kua kub.
en 10028 P355GH sib npaug li cas?
P355GH siab lub nkoj hlau yog qhov sib npaug rau ASTM A516 Qib 70 thiab ASME SA516 Qib 70.
Qhov txawv ntawm P355GH thiab P355NH yog dab tsi?
P355GH: Cov hlau no yog tsim los rau siab - daim ntawv thov kub thiab muaj lub zog siab ntawm qhov kub txog li 500℃. P355NH: Cov hlau no yog tsim los rau qis- daim ntawv thov kub thiab yog tus cwj pwm los ntawm cov tawv tawv ntawm qhov kub thiab txias.
P235gh yeeb nkab sib npaug ASTM khoom yog dab tsi?
P235gh qib yog ib qho hlau ntawm European tus qauv EN 10028-2, uas tseem hu ua A2885 qib C steel, P235gh Sib npaug Astm Khoom yog ASTM A285 lossis A285M tus qauv.
Lub zog tawm los ntawm P355GH yog dab tsi?
Cov pa roj carbon steel uas yog tus yam ntxwv los ntawm kev tiv thaiv siab dua, muaj peev xwm ntawm kev coj tus cwj pwm tseem ceeb ntawm qhov kub thiab txias. Lub zog tawm los ntawm 315 thiab 355 MPa, raws li qhov ntau ntawm cov tuab thiab nws lub zog tensile mus ntawm 510 txog 650 MPa.