The Q370R pressure vessel plate
Belong to grades, plate steel plates for boilers and pressure vessels
"Q" yield, "370" indicates that the yield value, R is the container.
  Is a grade GB713-2008 standard release.
  The old standard is 15MnNbR

Implementation of standards:
Appearance of the standard: GB713-2008

Internal standard: GB713-2008

Delivery status:

Delivery status normalizing -20 ℃ impact according to the manufacturer or design requirements on the steel plate handling of controlled rolling or normalizing. Flaw:

Wuyang steel plate default container board containing three flaw, according to the special requirements can be customized two and one other steel containing three crack detection by default, if required, must be specified.

Mainly for the production of pressure vessels.

 Chemical composition
Chemical Composition (wt%) /%
Q370R C Si Mn Cr Ni Mo Nb VPS ALt
            ≤ 0.18 ≤ 0.55 1.20 ∽ 1.60 0.015 ∽ 0.050 ≤ 0.025 ≤ 0.015