SA204 steel plate > DIN-EN10273 > Views - P355QH steel plate for Boiler Pressure Vessel

P355QH steel plate for Boiler Pressure Vessel

P355QH steel plate for Boiler Pressure Vessel

P355QH steel plate for Boiler Pressure Vessel

P355QH steel plate main introduction:
P355QH steel plate is a kind of material for boiler and pressure vessel steel. P355QH steel plates is characterised by a minimum yield strength of 280-355 MPa and by good weldability,so P355QH steel is mainly used to for manufacturing boilers.

P355QH steel plates chemical composition:(%)

Grade

C

Mn

S

N

Cu

Nb

Ti

Si

P

AL

Cr

Mo

Ni

Vi

P355QH

0.10-0.22

0.10-1.70

0.015

0.012

0.30

0.020

0.03

0.60

0.025

0.020

0.30

0.08

0.30

0.02

P355QH steel plate Mechanical properties:

Grade

Type

Thickness mm

Yield strength Mpa(min)

Tensile Strength MPa

Elongation % (min)

Impact Energy (KVJ) (min)

-20°

+20

P355QH

Normalized

≤16 16>to≤40 40>to≤60 60>to≤100 100>to≤150 150 >to ≤250

355

510-650

20

27

34

40

345

510-650

20

27

34

40

335

460-580

20

27

34

40

315

490-630

20

27

34

40

295

480-630

20

27

34

40

280

470-630

20

27

34

40

P355QH steel plate application:
P355QH pressure vessel steel is widely used in petroleum, chemical industry, power station, boiler, etc, used to make the reactor, heat exchanger, separator, liquefied gas, nuclear reactor pressure vessel, boiler steam drum steam, liquefied petroleum, hydropower station, hiQH pressure pipe, spiral case and other equipment and components.

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