Standard No.:	HG/T 20644-1998
English Name:	Variable spring supports
Chinese Name:	变力弹簧支吊架
Chinese Classification:	G91    Chemical machinery and equipment parts
Professional Classification:	HG    Professional Standard - Chemistry
Issued by:	NDRC
Issued on:	1998-06-22
Implemented on:	1999-1-1
Status:	superseded
Superseded by:	HG/T 20644-2024 Standard for selection of Spring Support and Hanger
Superseded on:	2025-1-1
Language:	English
File Format:	PDF
Word Count:	19000 words
Price(USD):	570.00
Delivery:	via email in 1~3 business day

变力弹簧支吊架的位移范围分别为30、60、90、120、150、180mm六档；载荷范围为154~217381N。使用环境温度为-19~200°C。变力弹簧支吊架主要由圆柱形弹簧、指示板、壳体、花篮螺母及定位块等组成。