Table of Contents
GB | The Chinese national standard | MIL | Us military-technical standards |
| GB/T | Recommended national standards | AISI | The American iron and steel institute standards |
GJB | The national military standard | DIN | The German industrial standards |
| YB/T | Recommendation for metallurgical industry | BS | British National Standard |
CNS | Taiwan standard | P-Г0CT | The Russian national standards |
| JIS | Japanese industrial standard | NF | The French national standard |
ASTM | The American association of material and test standard | UNI | The Italian national standard |
| AWS | The American Association of welding standard | KS | South Korea’s standard |
SS | The Swedish national standard | NS | The Norwegian national standard |
| IS | Indian standard | CSA | Canadian standards |
EN | European Organization for Standardization Standards | ISO | The international organization for standardization standard |