欧美啪啪视频,强奷乱码中文字幕熟女免费,亚洲激精日韩激情欧美激情精品

產(chǎn)品中心

首頁/ 產(chǎn)品中心

產(chǎn)品中心products list

產(chǎn)品中心

GLOBE STYLE CHECK VALVE

Check valve shall be of the silent operating type and the same size as the enteringpipe. Globe style thru 24 inches shall be rated 250PSI WOG, have a Ductile Iron bodyASTM A-536, ANSI Flat Face Flanges, ASTM A313 Type 316 Stainless Steelhelical or conical spring, a Stainless Steel (ASTM type 304) seat and dual guided disc (topand bottom), 304 Stainless Steel guide bushing and type 304 Stainless Steel guide pins.Check valve to have a minimum open area in the body of 110% of the area of the entering orcorresponding pipe. Valve is to operate silently in either vertical or horizontal positions, flowup or down.

Main of Parameters:
DN:50-600mm
Mpa:1.7Mpa(250psi)


NO

DESCRIPTION

MATERIAL

QTY.

1

BODY

CAST IRON

1

2

DISC

BRONZE/STN.STL

1

3

SPRING

STN.STL

1

4

BUSHING

BRONZE/STN.STL

1

5

SEAT

BRONZE/STN.STL

1

6

CAP SCREW

STN.STL

4

7

GASKET

PTFE

1