Bebon International is a professional ASTM A442 GRADE 55 steel exporter in china. We can supply more than 1000 tons A442 GRADE 55 steel every month. If you have any inquiry about A442 GRADE 55 steel, if you are looking for a sincerely A442 GRADE 55 steel supplier and want to get the A442 GRADE 55 steel price, please do not hesitate to contact us.
1. A442 GRADE 55 steel Equivalent grades:
EN 10028-2 P265GH ,NFA 36-205 A 42 CP,UNI 5869 Fe 410-1KW,BS 1501 161 Gr.400/164 Gr.400/224 Gr. 400,UNE 36087 A 42 RCI
2. A442 GRADE 55 steel Chemical composition:
C : ≤ 0.2 Si:≤ 0.4 Mn:0.8-1.4 S :≤0.015 N:≤ 0.012 Cu:≤ 0.30 AL:≤ 0.02
P :≤0.025 Cr:≤0.30 Ni:≤0.30 Mo:≤0.08 Nb : ≤ 0.2 Ti:≤ 0.3. V:≤ 0.3
3. A442 GRADE 55 steel Mechanical properties:
Tensile Strength σb(MPa) :
410-530(thickness under 100mm);
400-530(thickness between 100-150mm);
390-530(thickness between 150-250mm)
Yield Strength σ0.2 :
≥265(thickness under 16mm);
≥255(thickness between 16-40 mm);
≥245(thickness between 40-60mm);
≥215(thickness between 60-100mm);
≥200(thickness between 100-150mm);
≥185(thickness between 150-250mm)
Elongation δ5(%) : ≥ 22
Impact Energy (KV J) :
≥27(under -20 degree );
≥34(under 0 degree );
≥40(under 20 degree )
4. A442 GRADE 55 steel plate/sheet is a weldable pressure vessel and boiler steel grade used by the world's industrial fabricators. ASTM A442 GRADE 55 steel is ideally suited for elevated temperature service, is commonly found in the oil & gas, petrochemical and chemical industry.
Source:
Tags:
