- Standards of China

DZ 2.1-1987
Standard No.:	DZ 2.1-1987	Status:	remind me the status change Email:
Target Language:	English	File Format:	PDF
Word Count:	8500 words	Translation Price:	255 (USD) remind me the price change Email:
Implemented on:	1992-11-19	Delivery:	via email in 1-3 business day
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Standard No.:	DZ 2.1-1987
Chinese Name:	地质钻探金刚石钻头
English Name:
Professional Classification:	D81 Geological exploration equipment
Professional Classification:	DZ Professional Standard - Geology&Mineralogy
Issued by:
Issued on:
Implemented on:	1992-11-19
Status:
Replace By:	DZ/T0277-2015 Diamond bits for geological core drilling
Replace By Date:	2015-07-01
Target Language:	English
File Format:	PDF
Word Count:	8500 words
Translation Price:	255 (USD)
Delivery:	via email in 1-3 business day

DZ 2.1-1987 The following standards are cited：

DZ 2.1-1987 Cited by the following standards：