General information
EN 10025 S355 simbi iEuropean standard structure simbi giredhi, zvinoenderana neEN 10025-2: 2004, zvinhu S355 yakakamurwa kuita mana makuru emhando mamakisi:
● S355JR (1.0045)
● S355J0 (1.0553)
● S355J2 (1.0577)
● S355K2 (1.0596)
Zvimiro zvesimbi yeS355 zviri nani pane simbi S235 uye S275 mukusimba kwegoho uye kusimba kwesimba.
Simbi Giredhi S355 Zvinoreva (Designation)
Aya anotevera mabhii nenhamba anotsanangura simbi giredhi S355 zvinoreva.
"S" ipfupi ye "structural steel".
"355" inoreva minumum goho simba ukoshi nokuda flat uye refu simbi ukobvu ≤ 16mm.
"JR" zvinoreva kukosha kwesimba kuri minumum 27 J patembiricha yekamuri (20 ℃).
"J0" inogona kumira simba rekuita kanenge 27 J pa 0 ℃.
"J2" ine chekuita neiyo minumum kukanganisa simba kukosha ndeye 27 J pa -20 ℃.
"K2" inoreva iyo minumum kukanganisa simba kukosha ndeye 40 J pa -20 ℃.
Chemical kuumbwa & Mechanical pfuma
Kuumbwa Kwemakemikari
S355 Chemical Kuumbwa % (≤) | ||||||||||
Standard | Simbi | Giredhi | C | Si | Mn | P | S | Cu | N | Nzira ye deoxidation |
EN 10025-2 | S355 | S355JR | 0.24 | 0.55 | 1.60 | 0.035 | 0.035 | 0.55 | 0.012 | Rimmed simbi haibvumirwi |
S355J0 (S355JO) | 0.20 | 0.55 | 1.60 | 0.030 | 0.030 | 0.55 | 0.012 | |||
S355J2 | 0.20 | 0.55 | 1.60 | 0.025 | 0.025 | 0.55 | - | Kuurayiwa zvizere | ||
S355K2 | 0.20 | 0.55 | 1.60 | 0.025 | 0.025 | 0.55 | - | Kuurayiwa zvizere |
Mechanical Properties
Goho Simba
S355 Goho Simba (≥ N/mm2); Dia. (d) mm | |||||||||
Simbi | Simbi Giredhi (Nhamba yesimbi) | d≤16 | 16< d ≤40 | 40< d ≤63 | 63< d ≤80 | 80< d ≤100 | 100< d ≤150 | 150 | 200 |
S355 | S355JR (1.0045) | 355 | 345 | 335 | 325 | 315 | 295 | 285 | 275 |
S355J0 (1.0553) | |||||||||
S355J2 (1.0577) | |||||||||
S355K2 (1.0596) |
Tensile Simba
S355 Tensile Simba (≥ N/mm2) | ||||
Simbi | Steel Giredhi | d <3 | 3 ≤ d ≤ 100 | 100 |
S355 | S355JR | 510-680 | 470-630 | 450-600 |
S355J0 (S355JO) | ||||
S355J2 | ||||
S355K2 |
Elongation
Elongation (≥%); Hukobvu (d) mm | ||||||
Simbi | Steel Giredhi | 3≤d≤40 | 40< d ≤63 | 63< d ≤100 | 100 | 150 |
S355 | S355JR | 22 | 21 | 20 | 18 | 17 |
S355J0 (S355JO) | ||||||
S355J2 | ||||||
S355K2 | 20 | 19 | 18 | 18 | 17 |
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