Igwe nchara nke ọkpọkọ ọkpọkọ na-ezo aka na ọkwa nke ígwè a na-eji na ọkpọkọ ọkpọkọ, nke a na-ekpebi site na ike mkpụrụ ya. Ụlọ ọrụ American Petroleum Institute (API) na-ekewa ígwè ọkpọkọ n'ime akararị ise: D, E, 95(X), 105(G), na 135(S). N'ịdị elu ọkwa nchara nke ọkpọkọ ọkpọkọ, otú ahụ ka ike nke ọkpọkọ na-esiwanye ike, n'ihi ya, ike dị iche iche nke ọkpọkọ ọkpọ ahụ. Mgbe ị na-emepụta ike eriri egwu egwu, a na-atụ aro ka ịbawanye ọkwa nchara kama ịba ụba mgbidi ahụ iji melite ike eriri.

FAQ

Q1: Gịnị ka akuakuzinwo tube ígwè akara ule pụtara?
Q2: Kedu akara ule ọkpọkọ API a na-ejikarị maka mkpọpu ike dị elu{{1}?
Q3: Olee otú m ga-ahọrọ nri akuakuzinwo tube ígwè ọkwa?
Q4: Ịbawanye ọkwa nchara dị mma karịa ịba ụba mgbidi maka ike eriri egwu?
A4: N'ọtụtụ atụmatụ, ịkwalite ọkwa nchara na-ahọrọ iji nweta ike na-agbakwunyeghị oke ibu.
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