Standard No.:	JB/T 11168-2011
English Name:	Construction machinery and equipment —Rotary drilling rig kelly bar
Chinese Name:	建筑施工机械与设备 旋挖钻机伸缩式钻杆
Chinese Classification:	P97    Architectural engineering construction machinery
Professional Classification:	JB    Professional Standard - Machinery
Issued by:	Ministry of Industry and Information Technology
Issued on:	2011-05-18
Implemented on:	2011-8-1
Status:	valid
Superseded by:	JB/T 11168-2024
Language:	English
File Format:	PDF
Word Count:	7500 words
Price(USD):	544.00
Delivery:	via email in 1~3 business day

本标准规定了建筑施工机械与设备 旋挖钻机伸缩式钻杆的术语及定义、产品分类及型号、外形安装及连接尺寸、技术要求、试验方法、检验规则、标志、包装、运输、贮存、使用、维修和保养。
本标准适用于旋挖钻机所使用的伸缩式钻杆。本标准不适用于其它细长钻杆。