China National Standards

China Appendix piping Industry Standards English PDF List

  •  China " Appendix piping" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    HG/T 20559-1993 (Appendix piping instrumentation diagram design requirements: the basic unit of pipeline instrumentation diagram mode)
    管道仪表流程图设计规定    		 China Chemical Industry Standards
    Appendix piping
    English PDF

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