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Jy41w stainless hlau oxygen nres valve

Cov khoom no yog siv dav hauv cov dej hauv nroog thiab cov kav dej, kev tiv thaiv hluav taws, cov khoom siv dej rov ua dua tshiab thiab kev txuag dej engineering.
    Jy41w stainless hlau oxygen nres valve cov ntsiab lus Engineering txoj kab uas hla: DN 15 ~ DN 500 Nominal siab: PN16 ~ 40 Ua haujlwm kub: - 20 ℃ ~ 150 ℃ Cov xov xwm siv tau: oxygen, nitrogen, hydrogen thiab cua tsim qauv GB / T12235, GB / T12233, GB / T2492, JB / T450, ASME B16.34, API 602, BS 1873, DIN 3356