Standard No.:	CJ/T 255-2007
English Name:	Non-slam nozzle check valve
Chinese Name:	导流式速闭止回阀
Chinese Classification:	P42    Building water supply and draining engineering
Professional Classification:	CJ    Professional Standard - Urban Construction
ICS Classification:	91.140.60 91.140.60    Water supply systems 91.140.60
Issued by:	MOC
Issued on:	2007-6-5
Implemented on:	2007-12-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	8000 words
Price(USD):	240.00
Delivery:	via email in 1~3 business day

本标准规定了导流式速闭止回阀的术语和定义、结构型式、产品型号、要求、检验及试验方法、检验规则、标志、产品说明书、包装和贮运等基本要求。
本标准适用于公称通径ＤＮ２５ｍｍ～ＤＮ８００ｍｍ、公称压力小于或等于ＰＮ２．５ ＭＰａ，介质温度小于
或等于６５℃、介质为清水或物理化学性质类似于水的管道用导流式速闭止回阀。