根据 ASME BPVC Section VIII-1
UW-5 GENERAL
(b) Nonpressure Parts. Materials used for nonpressure
parts which are welded to the pressure vessel shall be
proven of weldable quality as described below.
Q235B 可代替 SA-36 作为非承压部件用在按照ASME设计的产品中,
并符合ASME规范的其他要求。