Igwe anaghị agba mmanụ n'ochevalvụ nkwụnye akara siri ikeemepụtara ihe karịrị afọ 80 gara aga iji dozie nsogbu na valvụ ndị dị na ọrụ mgbawa.Dị ka valves preformed nke ọma na ọrụ a, a na-atụ aro ka e jiri hash ngwa ndị ọzọ na chemical & petrochemical. Dị ka valves preformed nke ọma na ọrụ a, a na-atụ aro ka e jiri ya na ngwa hash ndị ọzọ na chemical & petrochemical. ụlọ ọrụ.Iji kọwaa ihe kpatara valvụ ahụ ji nwee ihe ịga nke ọma anyị n'okpuru kwuru atụmatụ atụmatụ nke valvụ ahụ iji nyekwuo n'ime ya na ike ya.

Ụkpụrụ nke imeghe na imechi nkevalvụ nkwụnye akara siri ike

Mmeghe nke valvụ:

• 1) tụgharịa wiil aka ahụ iji mee ka plọg bulie ma kewapụ ya na elu akara;
• 2) wee tụgharịa aka lever site na 90 ogo iji jikọọ ọwa nke plọg na ọwa nke valvụ ahụ, ya mere valvụ plọg meghere.

Mmechi nke valvụ:

• 1) tụgharịa lever aka site na ogo 90 iji mee ka ọwa nkwụnye kwụ ọtọ na ọwa nke valvụ ahụ
• 2) wee tụgharịa wiil aka ka ọ gbadaa plọg, nke mere na valvụ ahụ mechiri.