Key Specifications/Special Features:

Series F401 valves designed to comply with BS5155.
Compatible with GB, DIN, BS and ANSI125/150 flanges.
Face to face according to ISO 5752 basic series 13 (short)/DIN 3202 part 1 series F16.
Characteristic of series F401 valve is to splice the rubber liner on the body, the strength more highly and the seal more reliably for the seat. O-ring is casted on the seal surface of the seat,
No need for flange gaskets.
Available in size 2″ to 48″.
Available with handles, manual gear operators, and electric or pneumatic actuators.

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

2. Stem:
Zinc-plated steel
Stainless steel: ASTM A276 type 316, type 410, type 420 ASTM A582 type 416

3. 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

4. Seat
NBR, EPDM, neoprene, Viton, PTFE

5.End cap
Cast Iron: ASTM A126CL. B ,DIN1691 GG25, EN 1561 EN-GJL-200;
Ductile Cast Iron: ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS-400-15,

6.Bolt
Zinc plated steel;

7. Taper pin
Stainless steel: ASTM A276 Type 304, Type 316; EN 1.4501;

8. O-ring
NBR, EPDM, neoprene, Viton

9. Bushing
PTFE, lubricated bronze

10. Key
Carbon steel