butterfly valves

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Basic Info

Place of Origin:	Hebei, China (Mainland)

Product Description

butterfly valves designed to comply with MSS SP-67, BS5155 and API 609. compatible with GB, ANSI, DIN, BS JIS flanges. available in size 1" to 24". Available in wafer type, lug type body. Available with handles(1"-12"). manual gear operators(1"-24"). and electric or pneumatic actuators(1"-24"). with many body/trim combinations, there is the series butterfly valve to meet your application.

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	Upper Stem	Zinc Plated Steel; Stainless Steel: ASTM A276 Type 316, Type 410, Type 420; ASTM A582 Type 416;
3	Seat	NBR, EPDM, Neoprene, Viton; PTFE
4	Spring Pin	Carbon Steel; Stainless Steel
5	Lower Stem	Zinc Plated Steel; Stainless Steel: ASTM A276 Type 316, Type 410, Type 420; ASTM A582 Type 416;
6	Disc	Ductile Cast Iron(Nickel plated or Nylon coated): 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;

you 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.

Nominal Diameter	25-600
(MPa) Nominal Pressure	1.0	1.6
(MPa) Testing Pressure	Shell	1.5	2.4
Sealing	1.1	1.76
Medium Temperature	Normal -45°C-130°C special 200°C
Suitable Medium	Fresh Water, Waste Water, Sea Water, Vapour, Gas, Oils, Acid and Alkaline
Operation Methods	Handle, Gear Operators, Electric, Pneumatic

Nominal Diameter

25-600

(MPa)

Nominal Pressure

1.0

1.6

(MPa)

Testing Pressure

Shell

1.5

2.4

Sealing