.::: FIVALCO :::.


	Specification Download
Grooved End Double Door Check Valve PN20/Class150	Fig. 5905-SS Disc. Fig. 5906-Bronze Disc.

Working Pressure and Temperature

Working pressure PN20/Class150.
Temperature from -10℃ to 120℃ for EPDM seat.
Temperature from -10℃ to 82℃ for NBR seat.
Temperature from -10℃ to 150℃ for Viton seat.

Grooved Ends

Groove dimensions comply with Metric/ANSI/
AWWA C606 pipe sizes

Materials Specifications

Part Name	Material	EN Spec.	ASTM Spec.
Housing	Ductile Iron	EN-JS1050	A536 65-45-12
Hex Bolt	Carbon Steel	Carbon Steel	A307B
Washer	Carbon Steel	BS970 050A20	AISI 1020
O-Ring	EPDM/NBR/Viton	Commercial	Commercial
Seat	EPDM/NBR/Viton	Commercial	Commercial
Shaft	Stainless Steel	BS970 420S37	AISI 420
End Face	Ductile Iron	EN-JS1050	A536 65-45-12
Spring	Stainless Steel	BS970 304S15	AISI 304
Disc	Stainless Steel	BS970 304S15	A351 CF8
Disc	Bronze	EN1982 CC491K	B62 C83600
Eye Bolt	Carbon Steel	BS970 060A35	AISI 1035

Dimensions (mm)

Size	65/2.5"	80/3"	100/4"	12/5"	150/6"	200/8"	250/10"	300/12"
OD	73.0/76.1	88.9	114.3	139.7/141.3	165.1/168.3	219.1	273.0	323.9
L	140	150	197	211	211	232	260	305
D	178	191	235	254	280	372	406	457