1 Overview

The goal of machining is to pursue the best combination of machining accuracy, cost, and efficiency. To achieve this goal, one of the key technologies that are urgently needed for research and development is the on-li.......

Low fuel consumption and good service become its outstanding features

Faced with the threat of high oil prices and high maintenance costs, auto users want to be able to minimize the cost of vehicles, which is particularly prominent in the “cost-resolved” heavy-duty in.......

3 Field Management

3.1 check membrane seedlings, fill seedlings

During the emergence of the seedlings, the test personnel shou.......

China National Offshore Oil Corporation and China National Petroleum Corporation also released their first-half performance reports on August 27. Benefiting from the continued good control of oil and gas production situation and cost, in the first half of 2008, CNOOC’s net profit increa.......

Tianji Group recently reconstructed the ammonia plant and expanded its annual production capacity from 300,000 tons to 450,000 tons. Meanwhile, the comprehensive energy consumption per ton of ammonia dropped from 2.29 tons of standard coal to 1.89 tons. Tianji Group has thus become a leader in.......

Tool developers can design tools and improve tool performance by controlling variables such as thickness, purity, structural integrity, smoothness, and chemical composition of tool coatings.

Don Graham, Manager of Turning Products Division, Seco.......

Product name Specification Material Steel/Origin Price (yuan/ton) Than yesterday last week General line Φ6.5mm Q235 Handan Steel 5900 0 100 -100 Common Line Φ10mm Q235 Stone Cross 5900 0 100 -100 High Line Φ6.5mm Q235 Handan Steel 5900 0 50 -70 High Line Φ6.5mm Q235 Xing Steel 610.......