ROUND

Standard :

•  TIS 107-2533 (Thailand Industrial Standard)

•  JIS G 3444-2006 (Japanese  Industrial Standard Specifies)

•  ASTM A500/A 500M – 07 American Society for Testing and Materials

•  BS EN 39:2001 (European Standard has the status of britsh standard)

•  BS EN 10219-2006 (European Standard has the status of britsh standard)

SQUARE & RECTANGULAR

Standard :

•  TIS 107-2533 (Thailand Industrial Standard)

•  JIS G 3466-2006 (Japanese  Industrial Standard Specifies)

•  ASTM A500/A 500M – 07 American Society for Testing and Materials

•  BS EN 10219-2006 (European Standard has the status of britsh standard)

LIP CHANNEL

Standard :

•  TIS 1228-2549  (Thailand Industrial Standard)