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Ste255 saxan bir ah

Steel Steel 255 waxaa loo isticmaalaa shuruudo gaar ah sida ku xusan DIN 17178: 1986-5 ee tuubooyinka birta welded iyo sida ku cad DIN 17179: 1986-5 ee tuubooyinka birta ah oo aan xad lahayn. Tuubooyinka birta ah waxaa loo isticmaalaa wax kasta oo ka sarreeya dhismaha markabka cadaadiska, dhismaha qalabka, dhismaha tuubooyinka, iyo sidoo kale guud ahaan mashiinka iyo dhismaha qalabka.
Halabuurka Kiimikada
Darajo C
Si Mn P
S
N
Al
Cr
Cu
Mo
Ni
Nb
Ti
V
Nb+Ti+V
STE255 0.18 ≤0.40 0.50 0.035 0.030 0.020 0.020 0.30 0.20 0.08 0.30 0.03 --- --- 0.05
Hantida Makaanikada
Darajooyinka Xoogga Jilitaanka Rmwaayo
dhumucda alaabta s, in mm
N/mm²
Cadaadiska Wax-soosaarka SareeH²) dhumucda alaabta s, in mm
N/mm² daq.
Kordhinta jabka ka dib3)
(Lo=5do) % min.
Dhexroorka Mandrel ee tijaabada foorarsiga 4), 5)
s≤70 70ss≤85 85s≤100 100s≤125 125s≤150 s≤16 16s≤35 35s≤50 50s≤60 60ss≤70 70ss≤85 85s≤100 100s≤125 125s≤150 Dheeraad ah Gudbinta 6)
STE255 360~480 350~470 340~460 330~450 320~440 255 245 235 225 215 205 195 25
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