97无码精品a∨色网,国产厕所撒尿无码高清,亚洲人成网线在线va播放同性,欧美午夜福利一区二

PRODUCTS

HOME/ PRODUCTS

PRODUCTS

DOUBLE DISC CHECK VALVE

Check valve shall be of the double disc, wafer style with torsion spring induced closure. Valve shall be Wafer style for bolting between ANSI Class 125 flanges. Valves have a Cast Iron body (ASTM A-126, CL. B) to fit inside 125# ANSI bolt circles, a two piece Bronze disc (ASTM B-62, 85-5-5-5), type 316 Stainless Steel dual shafts, type 316 Stainless Steel torsion spring and have an integrally molded elastomer seat vulcanized to the body. Valve for horizontal flow shall be installed with the shafts in vertical position.
Main of Parameters:
DN:50-600mm
Mpa:ANSI Class 150-600

NO

DESCRIPTION

MATERIAL

QTY.

1

BODY

DUCTILE IRON

1

2

DISC

304 STN.STL

2

3

SHAFT

304 STN.STL

2

4

SPRING

316 STN.STL

2

5

PLUG

304 STN.STL

4

6

WASHER

304 STN.STL

AR

7

NAME PLATE

ALUMINUM

1

8

EYE BOLT

STEEL

2

9

HEX NUT

STEEL

2