2022-12-06
The Joint statement shows that the two sides agreed to continue to actively transform the good political relations between China and Mongolia into a driving force for cooperation, make good use of the advantages of geographical proximity and economic complementarity between the two countries, and strive to promote and expand mutually beneficial cooperation. it will really benefit the two countries and their people. The two sides will focus on post-epidemic economic recovery, make good use of the three major engines of the joint construction of the "Belt and Road" initiative and Mongolia's "Grassland Road" development strategy, the global development initiative and Mongolia's "New Revival Policy", and China's "two-step" development strategy goal and Mongolia's "Vision 2050" long-term development policy to expand trade, investment, finance, mineral energy, infrastructure, digital economy, green
T35 T38 T45 T51 threaded drill pipe
2022-11-16
T35 T38 T45 T51 threaded drill pipe 3050mm 3660mm 4265mm 6095mm 7300mm threaded drill pipe, high quality more durable.
2022-11-16
On November 6, the Shanghai National Convention and Exhibition Center, the Mineral Resources International Summit Forum hosted by China Mineral Resources Group was held as scheduled. This is the first summit forum with the theme of mineral resources security and supply since the CIIE was held. Also held during the forum was the signing ceremony of strategic cooperation between China Mineral Resources Group and the "Big Three" of iron ore-BHP Billiton, Rio Tinto, and Vale.
Failure Analysis of Boring Drill Rod
2022-11-16
Under normal circumstances, the normal failure mode of the drilling rod of hydraulic heading drilling machine is the serious wear of R32 thread, that is, the grinding or smoothing of the thread wave crest, and the fatigue fracture due to the serious wear under the condition of more accumulated drilling footage. The way of causing R32 thread wear failure is fretting wear and impact wear,
The world's largest copper producer's net profit plummeted 50%, troubled copper, where is spring?
2022-11-04
Codelco, the world's largest copper producer, released an unsatisfactory performance report due to falling copper prices and falling production in some copper mines. In the first three quarters of this year, Codelco copper production was 1.06 million tons, down 10% from the same period last year, and pre-tax profit fell to $2.606 billion, down 50.4 per cent from a year earlier.
Common Failure Forms of Boring Drill Rod
2022-10-25
The common failure modes of boring drill rods are respectively wear failure of R32 thread part, fracture of R32 thread root and fracture of the second buckle from R32 thread end face.
Pay attention to lotus mountain drilling tools:
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