1 –閥體/閥蓋/閘板:Cast Steel(1.0619) –Stainless Steel(1.4308;1.4408) – Alloy Steel 1.7335(WC6)
2 –閥桿: X20Cr13 or 1.4021 –Stainless Steel(1.4308;1.4408)
4 –密封面: 13Cr – 18Cr –Stellite
結(jié)構(gòu)長(zhǎng)度根據(jù)to EN558-1 Series 15 (DIN3202 F5eries)
法蘭尺寸根據(jù)to EN1092-1 and GOST12815;對(duì)焊連接根據(jù)EN12627;OCT 34.10.748-97
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