Standard No.:	GB 7121-1986
English Name:	Agricultural and forestry wheeled tractors--Protective structures--Test method in the strength and acceptance conditions
Chinese Name:	农林轮式拖拉机防护装置强度试验方法和验收条件
Chinese Classification:	T60    Tractors in general
Professional Classification:	GB    National Standard
ICS Classification:	65.060.10 65.060.10    Agricultural tractors and trailed vehicles 65.060.10
Issued by:	SAC
Issued on:	1986-01-02
Implemented on:	1987-9-1
Status:	superseded
Superseded by:	GB/T 7121.1-2008 The strength testing method and accepting conditions of the rear-mounted protective structures on wheeled agricultural and forestry tractors - Part 1: Static testing method of rear mo
Superseded on:	2009-1-1
Superseding:	GB/T 7121.2-2008 The strength testing method and accepting condition of the protective structures on wheeled agricultural and forestry tractors - Part 2: Dynamic testing method
Language:	English
File Format:	PDF
Word Count:	9000 words
Price(USD):	800.0
Delivery:	via email in 1~5 business day

本标准规定了农业、林业轮式拖拉机防护装置的强度试验方法和验收条件。本标准适用于至少具有两轴的充气轮胎拖拉机，可带或不带履刺附件，其质量为800～6000kg，对于静载试验可达到15000kg，后轮最小轮距一般应大于1150mm。本标准不适用于葡萄园用窄型拖拉机，低建筑物下与果园用低轮廓拖拉机，高架式拖拉机和某些林业机械。