Standard No.:	JB/T 8809-1998
English Name:	Type and parameters, dimensions for SWL wormwheel screw hoists
Chinese Name:	SWL 蜗轮螺杆升降机 型式、参数与尺寸
Chinese Classification:	J19    Coupling, brake and speed variator
Professional Classification:	JB    Professional Standard - Machinery
Issued by:	Ministry of Machine-building Industry
Issued on:	1998-09-30
Implemented on:	1998-12-1
Status:	abolished
Superseded by:	JB/T 8809-2010 Type and parameters dimensions for SWL wormwheel screw hoists
Superseded on:	2010-10-1
Abolished on:	2010-10-01
Superseding:	JB/ZQ 4391-1986
Language:	English
File Format:	PDF
Word Count:	11000 words
Price(USD):	824.00
Delivery:	via email in 1~5 business day

JB/T 8809-1998 本标准规定了 SWL 蜗轮螺杆升降机的型式、参数和尺寸。 本标准适用于冶金、机械、建筑、水利设备使用的具有起升、下降及借助辅件推进、翻转的螺杆升降机。 （注： 本标准是参考德国蜗轮蜗杆升降机技术资料，对 JB/ZQ 4391-86《QWL 蜗轮丝杠升降机动性 型式与尺寸》进行的修订。）