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Z941H fais fab flange rooj vag valve

Cov khoom no tuaj yeem siv dav hauv kev lag luam chemical.
    Cov ntsiab lus ntawm Z941H fais fab flange rooj vag valve Engineering txoj kab uas hla: DN 15 ~ DN 1000 Nominal siab: PN10 ~ 64 Ua haujlwm kub: - 196 ℃ ~ 600 ℃ Cov xov xwm siv tau: dej, chav, roj, nitric acid, acetic acid, thiab lwm yam Tsim qauv GB / T12234, GB/T19672, JB/T7749, JB/T5298, JB/T8691 API 600, API 6D, ASME B16.34, BS 1414, DIN 3352