WAFER TYPE BUTTERFLY VALVE

Series F170 butterfly valves designed to comply with MSS SP-67, BS5155 and API 609.Compatible with GB, ANSI, DIN, BS, JIS flanges. Available in size 2″ to 12″. Available in wafer type and lug type body. One-piece thru shaft ensures dependability. Stem drive disc movement.

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MATERIALS LIST

Item	Part Name	Materials
1	Body	Cast Iron: ASTM A126CL. B , DIN1691 GG25, EN 1561 EN-GJL-200; GB12226 HT200; Ductile Cast Iron: ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS-400-15, GB12227 QT450-10; Stainless Steel: ASTM A351 CF8, CF8M; CF3, CF3M; Carbon Steel: ASTM A216 WCB
2	Stem	Zinc Plated Steel; Stainless Steel: ASTM A276 Type 316, Type 410, Type 420; ASTM A582 Type 416;
3	Thrust Washer	Carbon steel
4	Screw	Carbon steel; Stainless Steel
5	Seat	NBR, EPDM, Neoprene, PTFE, Viton;
6	Disc	Ductile Cast Iron (Nickel plated): ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS-400-15, GB12227 QT450-10; Stainless Steel: ASTM A351 CF8, CF8M; CF3, CF3M; EN 1.4408, 1.4469; 1.4501; AL-Bronze: ASTM B148 C95400;
7	O-Ring	NBR, EPDM, Neoprene, Viton;
8	Bushing	PTFE, Nylon, Lubricated Bronze;

This buyer can select material as per materials list. The customer may mark the material and temperature used, Our company may select instead. When the medium and temperature is special, please consult with our company.

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DIMENSIONS LIST

Size		A	B	C	F	G	H	L	S
mm	inch	A	B	C	F	G	H	L	S
40	1½	70	145	32	65	50	4-7	33	9
50	2	72	129	32	65	50	4-7	42	9
65	2½	75	136	32	65	50	4-7	45	9
80	3	97	144	32	65	50	4-7	45	9
100	4	108	162	32	90	70	4-9.5	52	11
125	5	123	188	32	90	70	4-9.5	54	14
150	6	142	204	32	90	70	4-9.5	56	14
200	8	169	238	38	90	70	4-9.5	60	17
250	10	202	282	38	125	102	4-11.5	66	22
300	12	242	311	38	125	102	4-11.5	77	22