Knowledge

Complete ASME B16.9 long radius reducing elbow table, NPS 2 to 24, with large and small end OD and centre-to-end A in millimetres plus the inch designation for each size.

ASME B16.47 Series A blind flange tables, NPS 26 to 60, Class 150 through 900: flange OD, minimum thickness, raised face, bolt circle, hole count and stud length for raised face an

AMS 5536, ASTM B435, ASME SB-435 and AMS 5754 describe one alloy: Hastelloy X (UNS N06002). This article maps which document governs which product form, and the six places where a

DN to Inch Conversion Chart: DN6 to DN3000, With the Rule Behind Every Row DN25 is one inch. DN50 is two inches. DN100 is four inches. Almost every engineer knows those three by he

321 and 321H stainless pipe: TiC stabilization vs chromium carbide sensitization, the 5xC rule, 321 vs 321H creep split, 321 vs 347, ER347 welding, and Ti/C certificate checks.

Inconel 600 vs 625 plate: chemistry, B168 mechanical minimums, yield-driven thickness reduction, cost per square metre, corrosion boundaries, welding fillers and a decision table.

317L (UNS S31703) stainless pipe: 3.0-4.0% Mo, PREN 31-33 vs 316L PREN 25, 515/205 MPa, bleach plant crevice corrosion, ER317L welding, 317 vs 317L vs 317LN procurement trap.

310S vs 310H plate: identical A240 room-temperature minimums, different carbon ranges. Five numbers on dual certification, creep allowable, thickness and cost, sensitization, and o

Inconel 625 (UNS N06625): niobium gamma-double-prime strengthening, B444 Grade 1 vs Grade 2, 982C stabilization, -196C to 980C envelope, welding dilution, sizes and FAQ.

253MA (UNS S30815, 1.4835) heat-resistant stainless: 0.05% cerium oxide-film mechanism, 1.6% silicon, 0.17% nitrogen. 600 MPa tensile, 1050C service, welding notes and FAQ.

Prefabricated pipe spools: shop-welded straight, elbow, reducer, tee and valve spools. Material standards per component, ASME B31.3 tolerance budgets, filler selection, indicative

Complete Hastelloy C-22 (UNS N06022, 2.4602) guide: Ni-Cr-Mo-W chemistry, B622 pipe properties, corrosion map for oxidizing and reducing acids, wet chlorine, ASTM standards, weldin