Standard No.:	JB/T 9839-1999
English Name:	Technical specifications for orbit hydrostatic steering gear with closed-center rotary valve
Chinese Name:	摆线转阀式闭心式静液压转向器 技术条件
Chinese Classification:	T65    Steering system
Professional Classification:	JB    Professional Standard - Machinery
ICS Classification:	65.060.10 65.060.10    Agricultural tractors and trailed vehicles 65.060.10
Source Content Issued by:	National Technical Committee on Standardization of Tractors
Issued on:	1999-8-6
Implemented on:	2000-1-1
Status:	superseded
Superseded by:	JB/T 9839-2013 Full-hydraulic steering control unit - Cycloid rotary valve and non reaction with closed-center type
Superseded on:	2014-7-1
Abolished on:	2014-07-01
Superseding:	ZB T65001-1990 ZB T 65001-1990
Target Language:	English
File Format:	PDF
Word Count:	5000 words
Translation Price(USD):	150.0
Delivery:	via email in 1~3 business day

JB/T 9839-1999 本标准是对 ZB T65 001-90《摆线转阀式闭心静液压转向器 技术条件》和 ZB T65 002-90《摆线转阀式闭心静液压转向器 试验方法》的修订与合并。在以下主要技术内容上有所改变； ——补充了清洁度检测方法； ——取消了转向器结构尺寸。 本标准规定了摆线转阀式闭心无反应静液压转向器的型式、符号及规格，技术要求，试验方法，检验规则和标志、包装、贮存。 本标准适用于农林拖拉机和自走式农业机械、工程机械的摆线转阀式闭心无反应静液压转向器。 本标准于 年 月 日首次发布。