News & Technical Articles

April 13, 2026 • 11 min read

Butterfly valve vs gate valve compared — operation speed, pressure rating, size, cost, flow control & space. Clear winner for each factor. With comparison table and selection guide.

April 12, 2026 • 10 min read

Complete carbon steel plate guide — ASTM A516 Grade 55/60/65/70 for pressure vessels and ASTM A36 for structural applications. Chemical composition, mechanical properties, heat treatment, and how to order plate for your…

April 12, 2026 • 14 min read

Complete centrifugal pump guide — end suction, split case, multistage, vertical turbine, and self-priming. Working principle, performance curves, NPSH, materials, and how to select the right centrifugal pump for water, p…

April 10, 2026 • 9 min read

SS plate grades compared — chemical composition, corrosion resistance in 11 environments, mechanical properties & which grade for your application.

April 10, 2026 • 11 min read

Cast-in-place (headed, L-bolt, J-bolt) & post-installed (wedge, chemical, sleeve) anchor bolts. ASTM F1554 grades, materials & selection table.

April 08, 2026 • 11 min read

Geotextile guide — 5 functions (separation, filtration, drainage, reinforcement, protection), weight classes, specs & road construction applications.

April 07, 2026 • 13 min read

Submersible pump types — borehole (4"–12"), sewage, drainage & slurry. Sizing guide with flow rate, TDH & motor specs. Selection table included.

April 05, 2026 • 11 min read

HDPE pipe specifications — PE100/PE80 grades, SDR 11 to SDR 33, pressure classes PN6–PN25, sizes DN20–1600 & jointing methods. With dimension table.

April 05, 2026 • 13 min read

Centrifugal, submersible, gear, diaphragm, screw & fire pumps — working principles, applications & 14-application selection table. Free guide.