I. Standard Overview and Grade ClassificationThe ASTM A572/A572M standard covers structural steel products across five strength grades, including shapes, plates, sheet piling, and bars. These five grades are designated as Grade 42 (290), Grade 50 (345), Grade 55 (380), Grade 60 (415), and Grade 65 (

On the premier global stage for the tube and pipe industry—Tube Düsseldorf—Hall 7.0 holds a unique status: it is widely regarded by the industry as the "China Pavilion." This area serves not only as a centralized showcase for 310 Chinese exhibitors but also as the core battleground where China's tub

From April 13 to 17, 2026, the global tube, cable, and wire industries will once again turn their gaze toward Düsseldorf, Germany. The biennial International Tube, Cable, and Wire Trade Fair (wire & Tube 2026) will be grandly held at the Düsseldorf Exhibition Center. As the industry's largest-sc

Recently, international gold prices have experienced a continuous decline—at one point even erasing all of their gains for the year. This "anomalous" trend—where gold prices plummet precisely when geopolitical conflicts are intensifying—stems primarily from a fundamental shift in the market's domina

Since the beginning of March, the domestic steel market has reversed its post-Spring Festival slump, experiencing a volatile upward trend. As of March 13, the China Steel Price Index (CSPI) stood at 91.51 points, a week-on-week increase of 1.21%. The main contracts for rebar and hot-rolled coil rose