NSEN na-akwado maka oge okpomọkụ kwa afọ ọzọ.

Ihe a na-emebu maka kpo oku distrikti bụ uzuoku na mmiri ọkụ, na ọtụtụ-layer na metal akara ka a na-ejikarị eme ihe.

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Maka uzuoku uzuoku, anyị na-ahọrọ ịkwado metal na akara akara.Uru ya dị na mgbanaka mkpuchi igwe anaghị agba nchara siri ike, nke na-eguzogide ọgwụ mgbochi ma nwee ogologo ndụ ọrụ.N'otu oge ahụ, a na-anabata ụzọ mkpuchi na-agbanwe agbanwe, ya mere enwere ike idowe valvụ ahụ na saịtị.

NSEN nwere ike inye valvụ akara nke otu ụzọ na ụzọ abụọ, nrụgide nnwale maka ndị na-abụghị nke a na-ahọrọ nwere ike iru nrụgide n'ọnụ.
Oke ịnye: PN16-PN63, DN100-2400
Ihe akwadoro: Ahụ A105/WCB, diski WCB, Shaft 17-4PH, akara F304+HF, oche SS304

Maka valvụ na mmiri ọkụ na-ekpo ọkụ, enwere ike ịhọrọ akara nke multi-layer.E jiri ya tụnyere akara akara ọla niile, torque nke multi-layer ga-adị ntakịrị, nke nwere ike ịchekwa akụkụ nke ego maka onye na-eme ihe.

Ihe na-esonụ bụ foto nke valvụ njikọ ịgbado ọkụ maka etiti kpo oku nke NSEN bugoro na nso nso a.