Standard No.:	GB/T 5250-1993
English Name:	Permeable sintered metal materials－Determination of fluid permeability
Chinese Name:	可渗透烧结金属材料流体渗透性的测定
Chinese Classification:	H21    Metal physical property test method
Professional Classification:	GB    National Standard
Issued by:	AQSIQ
Issued on:	1993-1-2
Implemented on:	1994-9-1
Status:	superseded
Superseded by:	GB/T 5250-2014 Permeable sintered metal materials―Determination of fluid permeability
Superseded on:	2015-5-1
Superseding:	GB 5250-1985
Language:	English
File Format:	PDF
Word Count:	5000 words
Price(USD):	150.00
Delivery:	via email in 1~3 business day

本标准规定了测定可渗透烧结金属材料的流体渗透性的方法，材料中的孔隙是连续贯通的或者互相连结的，并且试验是在流体渗透性可用粘性和惯性渗透系数来表示的情况下进行的。本标准不适用于很长的小直径管状试样，其中流体通过圆柱形内孔的压力降与流体通过壁厚的压力降相比不可忽略。