Resources
Tools & reference
Calculators and charts we use every day to quote — free to use.
Weight calculatorPlate, sheet, pipe and round bar in any of our grades
Pipe schedule chartASME B36.19 OD, wall and kg/m, 5S to 80S
Equivalent gradesUNS, W.Nr, EN and trade names side by side
PREN calculatorPitting resistance from Cr, Mo and N
Flange dimensionsASME B16.5 Class 150 & 300: OD, thickness, bolt circle, bolts
Fitting dimensionsASME B16.9 elbows, tees, reducers and caps
Sheet gauge chartSWG gauge to mm and kg/m² by grade
HS codes for importersCustoms headings for pipe, plate, fittings, flanges and fasteners
Standards libraryASTM, ASME, MSS and EN standards explained
GuidesGrades, comparisons and buying guides
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