Kedu ụkpụrụ maka ụgbọ okporo ígwè? - Royal Group

Ụgbọ okporo ígwè bụ ihe dị mkpa okporo ụzọ ụgbọ oloko a na-ejikarị na-akwado ma na-eduzi ụgbọ oloko. Ụkpụrụ nke okporo ígwè ígwè na-emekarị site na ụkpụrụ ụgbọ okporo ígwè nke mba ma ọ bụ mpaghara na-edozi ụlọ ọrụ iji hụ na nchekwa na ịrụ ọrụ nke ọma nke usoro njem ụgbọ oloko. Ndị a bụ ụfọdụ ụkpụrụ ụgbọ oloko a na-ahụkarị:
1. American Standard (AREMA Standard): nke American Railway Engineering and Maintenance Association (AREMA) mepụtara, gụnyere ụgbọ okporo ígwè dị iche iche na nkọwa, dị ka 115RE, 132RE, 136RE, wdg.
2. Ụkpụrụ European: Ụkpụrụ European (EN) bụ nke European Organisation for Standardization (CEN) chepụtara, dịka ụkpụrụ usoro ụgbọ okporo ígwè Europe EN 13674, wdg.
3. Ụkpụrụ ndị China: Ụkpụrụ China bụ nke China Railway Corporation na-emepụta ma na-agụnye ụdị dị iche iche na nkọwa nke ụgbọ okporo ígwè, dị ka GB11264, GB2585, wdg.
4. Ụkpụrụ mba ụwa: International Standards Organisation ISO (International Organisation for Standardization) ewepụtala ụfọdụ ụkpụrụ mba ụwa maka ụgbọ okporo ígwè, dịka IS07092, IS01689, wdg.