We offer ASTM A204grA/B/C steel plate/sheet for pressure vessels steels:
1.Chemical composition:
A204 grA C :<=0.18 Si:0.15-0.40 Mn:<= 0.90 S :<=0.035 P :<=0.035
A204 grB C :<= 0.20 Si:0.15-0.40 Mn:<= 0.90 S :<=0.035 P :<=0.035
A204 grC C :<= 0.23 Si:0.15-0.40 Mn:<= 0.90 S :<=0.035 P :<=0.035
2.Mechanical properties:
A204 grA :
Tensile Strength σb(MPa) : 450-585
Yield Strength σ0.2 : >=255
Elongation δ5(%) : >=23
A204 grB :
Tensile Strength σb(MPa) :485-620
Yield Strength σ0.2 : >=275
Elongation δ5(%) : >=21
A204 grC:
Tensile Strength σb(MPa) :515-655
Yield Strength σ0.2 : >=295
Elongation δ5(%) : >=20
3. Application :
ASTM A204grA/B/C steel grade is a kind of steel which with Cr., Mo.,Cr-Mo and mainly used for pressure vessels.The steel grade A204grA/B/C is according to ASTM standard which with the yield strength of 242MPa. ASTM A204grA/B/C are widely used in the fabrication of boilers and pressure vessels in industries such as shipbuilding, petrochemical and manufacturing.
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