755731 GATE VALVE DIN CAST STEEL PN40, FLANGED #3840 DN 25

impacode	755731
uom(单位)	PCE
title(品名)	755731 GATE VALVE DIN CAST STEEL PN40, FLANGED #3840 DN 25
desc(描述)	Cast steel and forged steel gate valves with stainless steel seat, pressure rating PN 40, flanged ends acc. to DIN PN 40, bolted bonnet with yoke, outside screwed stem and yoke, rising stem, non-rising handwheel. DN 15 thru DN 40 : forged steel, face to face acc. to EN 558-1, 1 (DIN 3202-F1) and solid wedge. DN 50 thru DN 300 : cast steel, face to face acc. to EN 558-1, 26 (DIN 3202-F7) and flexible wedge. Application : steam, hot and cold water, oil, air, gas etc. Remark: the gland packing can be replaced during operation with the wedge in fully-open position.
cdesc(自动翻译)	755731 阀门 - 盖形，符合 DIN 标准，铸钢 PN40，法兰连接，型号为 #3840，DN25。这款阀门由铸钢和锻造钢制成，带有不锈钢座圈，工作压力等级为 PN40，法兰端面符合 DIN PN40 标准，带有轭形顶盖、外部螺丝连接的阀杆和轭形结构，升起式阀杆，非升起式手轮。DN15 到 DN40：锻造钢，面对面连接，遵循 EN 558-1 标准的第一部分（DIN 3202-F1）以及实心楔块。DN50 到 DN300：铸钢，面对面连接，遵循 EN 558-1 标准的第26部分（DIN 3202-F7）以及柔性楔块。适用范围包括蒸汽、热水、油、空气、气体等。注意事项：在楔块完全打开的情况下，可以在运行过程中更换填料密封。

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