MSS SP-67 Wafer Butterfly Valve, MSS SP-68, A536 65-45-12

Feb 19, 2025

Ductile Iron Wafer Butterfly Valves, ASTM A536 Grade 65-45-12.

Product Item: MSS SP-67 Wafer Butterfly Valve
Design Standard: MSS SP-68, MSS SP-67
Body Material: ASTM A536 Grade 65-45-12
Working Pressure: 300 PSI (Standard)
175 PSI, 200 PSI, and 250 PSI available upon request
Top Flange Standard: ISO 5211, Stem drive by keys, parallel or diagonal square, or flat head
Temperature Range: 0°C to 80°C
Coating: Fusion Bonded Epoxy Coating (ANSI/AWWA C550)
Connection Ends: ASME B16.1 Class 125 LB, ASME B16.5 Class 150 LB

MATERIAL SPECIFICATION

Part No.	Part	Standard Specification	Options
1	Valve Body	ASTM A536, 65-45-12	/
2	Bolt	Carbon Steel Zinc Plated	AISI 304, AISI 316
3	Washer	Carbon Steel Zinc Plated	AISI 304, AISI 316
4	Disc	Carbon Steel + EPDM	Carbon Steel + NBR
5	Bonnet	ASTM A536, 65-45-12	/
6	Bonnet	Gasket EPDM	/
7	Plug	Malleable Iron Galvanized	Bronze ASTM B584

Note: For special material requests other than standard specifications, please indicate clearly in the inquiry or order list.

DIMENSIONS

DN		Dimensions (mm)
Inch	mm	L	D	D1	b	n-Φd
2"	50	203	152	120.5	16	4-Φ19.1
2.5"	65	216	178	139.5	17.5	4-Φ19.1
3"	80	241	191	152.5	19	4-Φ19.1
4"	100	292	229	190.5	24	8-Φ19.1
5"	125	330	254	216	26	8-Φ22.2
6"	150	356	279	241.5	25.5	8-Φ22.2
8"	200	495	343	298.5	28.5	8-Φ22.2
10"	250	622	406	362	30.5	12-Φ25.4
12"	300	698	483	432	32	12-Φ25.4