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Home/Glossary

Steel industry glossary

Terms used in stainless steel and steel trade, organised by topic with bilingual explanations and in-depth articles for purchasing, engineering and export communication.

NDT

NDT glossary: what UT, ET, PT and RT detect
UT finds internal defects, ET surface/near-surface, PT surface-breakin…

Trade & export

Incoterms for stainless export: FOB, CIF, DDP and EXW
FOB has the buyer arrange shipping, CIF includes freight and insurance…

Other terms

Heat treatment and surface finishing terms: annealing, pickling, passivation, levelling
Solution annealing re-dissolves carbides, annealing softens, pickling …
Surface defect glossary: scratch, roll mark, scale, pit, inclusion, sliver
Export documents and claims often describe surface defects in English.…
Flatness terms: waviness, crossbow, wedge, crown and camber
Flatness issues affect cut-to-length, slitting and stamping. Waviness …
Mechanical property terms: yield, tensile, elongation and hardness
ReH/Rp0.2 is yield, Rm is tensile strength, A is elongation, HRB/HV is…
The five stainless steel families: austenitic, ferritic, martensitic, duplex, PH
Stainless steels fall into five families by microstructure, differing …