1.1 Scope This standard is a purchase specification for flanged steel pressure relief valves. Basic requirements are given for direct spring-loaded pressure relief valves and pilot-operated pressure relief valves as follows: a. Orifice designation and area. b. Valve size and pressure rating, inlet and outlet. c. Materials. d. Pressure-temperature limits. e. Center-to-face dimensions, inlet and outlet. For the convenience of the purchaser, a sample specification sheet is given in Appendix A. Nameplate nomenclature and requirements for stamping are detailed in Appendix B.
Số hiệu tiêu chuẩn
API STD 526
Tên tiêu chuẩn
Flanged Steel Pressure Relief Valves
Ngày phát hành
1995-06-00
Từ khóa
Flange * Flanged valves * Pressure releases * Pressure valves * Relief valves * Steels
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API STD 526