DIN2445-1 St 52.4 seamless steel pipe heat treatment
DIN2445-1 St 52.4 seamless steel pipe chemical composition
Chemical composition |
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|
Steel grade |
Type of deoxidation (RR.fully killed) |
Chemical composition,%bymass |
Addition of nitrogen fixing elements (e.g.nolessthan0.020%Altotal) |
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|
Symbol |
Material number |
C |
Si |
Mn |
P |
S |
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|
max |
max |
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|
St52.4 |
1.0581 |
RR |
0.22 |
0.55 |
<=1.60 |
0.040 |
0.035 |
Yes |
DIN2445-1 St 52.4 seamless steel pipe mechanical property
Steel grade |
Upper yield stress Reh for wall thickness in mm |
Tensile strength Rm N/mm2 |
Elongation after fracture A5 |
Impact energy ISOV-notch test pieces at+20°C |
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|
Symbol |
Material number |
Up to 16 |
16-40 |
40-65 |
longitudinal |
transverse |
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|
N/mm2min |
%min |
/min |
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|
St52.4 |
1.0581 |
355 |
345 |
335 |
500to650 |
21 |
19 |
43 |
27 |
DIN2445-1 St 52.4 seamless steel pipe seamless steel pipe
1.Process form:hot rolled,cold drawn
2.OD:48.3mm-323.9mm
3.WT:3.68mm-25.4mm
4.Length:5.8m-12m
DIN2445-1 St 52.4 seamless steel pipe certifications
Sepcial Pressure Equipment Certificate,ISO 9001:2000,API 5L-0593,API 5L-0865
DIN2445-1 St 52.4 seamless steel pipe application
structure pipe,fluid pipe,hydraulic pipe,boiler pipe,heat exchange pipe
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