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S355 steel phaj
S355 steel phaj
S355 steel phaj
S355 steel phaj

S355 steel phaj

S355 steel phaj S355 qib steel yog qhov nruab nrab tensile, qis carbon manganese hlau uas yog yooj yim weldable thiab muaj kev cuam tshuam zoo (tseem nyob rau hauv qis-zero kub). EN 10025: 2004 European tus qauv. Nws muaj qhov tsawg kawg nkaus lub zog ntawm 50 ksi thiab lub zog tensile yam tsawg kawg nkaus ntawm 470-630 Mpa; nws yog ib qho qis carbon steel phaj nrog zoo heev usability.
Cov ntaub ntawv khoom

EN 10025 S355 Hlau

S355 steel yog European qauv qauv steel qib, raws li EN 10025-2: 2004, cov khoom S355 muab faib ua 4 qib zoo:

  • S355JR (1.0045),
  • S355J0 (1.0553),
  • S355J2 (1.0577) thiab
  • S355K2 (1.0596).

Cov khoom ntawm cov qauv hlau S355 zoo dua li cov hlau S235 thiab S275 hauv kev tawm dag zog thiab lub zog tensile.

Steel Qib S355 Lub ntsiab lus (Designation)

Cov tsiaj ntawv thiab cov lej hauv qab no piav qhia txog qib steel S355 lub ntsiab lus.

  • "S" luv luv rau "cov qauv hlau"
  • "355" yog hais txog tus nqi qis tshaj tawm lub zog rau lub tiaj thiab ntev steel thickness ≤ 16mm.
  • "JR" txhais tau tias qhov cuam tshuam lub zog tus nqi yog tsawg kawg 27 J ntawm chav tsev kub (20 ℃).
  • "J0" tuaj yeem tiv taus lub zog cuam tshuam tsawg kawg 27 J ntawm 0 ℃.
  • "J2" ntsig txog qhov cuam tshuam tsawg kawg ntawm lub zog yog 27 J ntawm -20 ℃.
  • "K2" yog hais txog qhov cuam tshuam tsawg kawg nkaus ntawm lub zog yog 40 J ntawm -20 ℃.

Tshuaj muaj pes tsawg leeg & Mechanical khoom

Datasheet thiab Specification

Hauv qab no yog cov lus qhia cov ntaub ntawv steel qib S355 nrog rau cov tshuaj muaj pes tsawg leeg, lub zog tawm los, tensile zog thiab elongation, thiab lwm yam. Txhua daim ntawv ntawm DIN EN 10025-2 yog tib yam li BS EN 10025-2 thiab lwm lub xeev EU cov tswv cuab.

Tshuaj muaj pes tsawg leeg

Cov ntaub ntawv hauv qab no qhia txog qib S355 steel chemical muaj pes tsawg leeg.

S355 Chemical Composition % (≤)
Txuj Hlau Qib C Si Mn P S Cu N Txoj kev deoxidation
TS EN 10025-2 S355 S355 JR 0.24 0.55 1.60 0.035 0.035 0.55 0.012 Rimmed steel tsis pub
S355J0 (S355JO) 0.20 0.55 1.60 0.030 0.030 0.55 0.012
S355J 2 0.20 0.55 1.60 0.025 0.025 0.55 - Tuag tag
S355K 2 0.20 0.55 1.60 0.025 0.025 0.55 - Tuag tag

Mechanical Properties

Cov ntaub ntawv hauv qab no muab EN 10025 S355 steel mechanical zog xws li yield zog, tensile zog thiab elongation.

Yield zog

S355 Yield zog (≥ N/mm2); Dia. (d) mm
Hlau Qib Steel (Steel Number) d≤16 16 40 63 80 100 150 200
S355 S355JR (1.0045) 355 345 335 325 315 295 285 275
S355J0 (1.0553)
S355J2 (1.0577)
S355K2 (1.0596)

Tensile zog

S355 Tensile zog (≥ N/mm2)
Hlau Qib Steel d <3 3 ≤ d ≤ 100 100
S355 S355 JR 510-680 470-630 450-600
S355J0 (S355JO)
S355J 2
S355K 2

Elongation

Elongation (≥%); Thickness (d) hli
Hlau Qib Steel 3≤d≤40 40 63 100 150
S355 S355 JR 22 21 20 18 17
S355J0 (S355JO)
S355J 2
S355K 2 20 19 18 18 17
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