GB/T 34109-2017

Seamless steel tubes for drill rod of rotary digging machine

STANDARD published on 31.7.2017

English, Chinese -
electronic design (pdf) (334.80 USD)

The information about the standard:

Designation standards: GB/T 34109-2017
Publication date standards: 31.7.2017
Country: Chinese technical standard
Category: Technical standards GB