Industry news-Zhishang Steel

Selecting Alloy Steel for High-Temperature Service: Cr-Mo, Austenitic and Nickel Grades2026-09-15

A buyer focused guide to high temperature alloy steel selection: why creep rather than temperature sets the limit, where Cr-Mo P22 and P91 fit, when stabilised ···

Corrugated Steel Roofing Sheet Profiles: Pitch, Thickness and Coating Selection2026-09-15

How to specify corrugated steel roofing sheet: profile geometry and cover width, base metal thickness against purlin spacing, zinc versus aluminium-zinc versus ···

Steel Plate Cutting Methods Compared: Shear, Oxy-Fuel, Plasma, Laser and Waterjet2026-09-14

A comparison of the five main steel plate cutting methods - mechanical shear, oxy-fuel, plasma, laser and waterjet - covering the thickness range, cut tolerance···

Structural Steel H-Beams for Construction: Grades, Sizes, and Selection2026-09-14

A practical guide to structural steel H-beams covering the difference between H-sections and I-beams, the main grades (A36, A992, S275JR, S355JR, Q235B, Q345B),···

Stainless Steel Sheet Surface Finishes: 2B, BA, No.4, HL and No.8 Compared2026-09-11

A practical reference for stainless steel sheet surface finishes including 2B, BA, No.4, HL, No.6 and No.8 mirror, plus PVD color and anti-fingerprint coatings,···

PPGI vs PPGL Coil Selection: Paint Systems, Substrate Choice, and Application Fit2026-09-11

A buyer-focused guide to choosing between PPGI and PPGL prepainted steel coil, with a clear comparison of PE, SMP, HDP, and PVDF paint systems, AZ vs Z coating ···