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Check Valve DRVZ
Product：

Silent Check Valve
Item No.： DRVZ  
Calibre： DN40-DN350
Nominal Pressure： 1.0～2.5MPa
Description:

Specification:

Product Performance of Item No. DRVZ

型号

DRVZ/T-10

DRVZ/T-16

DRVZ/T-25Q

公称压力

PN1.0MPa

PN1.5MPa

PN2.5MPa

公称通径

DN50～DN300(mm)
***高工作压力

1.0MPa

1.6MPa

2.5MPa

密封试验压力

1.1MPa

1.76MPa

2.75MPa

壳体试验压务

1.5MPa

2.4MPa

3.75MPa

DRVZ静音式止回阀主要零部件

零件名称

材料

阀体、导流体

灰铸铁、球墨铸铁、铸钢

阀座、轴瓦、阀瓣、轴

青铜或铬不锈钢

弹簧

不锈钢

DRVZ静音式止回阀主要连接尺寸

(法兰连接尺寸:PN10按GB4216.4-84，PN16按GB4216.5-84，PN25按9113.4-88标准)

公称通径(mm)

L(mm)

50

120

65

150

80

180

100

240

125

300

150

350

200

450

250

500

300

550

350

575

400

600

450

650

500

700
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Marketing Add: No. 301-3, Lunchang Road, Lunchang Town, Nanan City, Fujian, China
Tel: 0086 595 23225000, 0086 189 0505 9981
Email: topval1992@163.com