鑄鐵凸耳式蝶閥中國(guó)臺(tái)灣317鑄鐵凸耳式蝶閥

MODEL:

BF-26NL/26SL/26ML

LUG type LEVER operator

BF-28GL/28SL/28ML

LUG type GEAR operator

SPECIFICATIONS:

1.

Flanges Connection:

6.

Face to Face:

JIS 10K, ANSI 125LBS / 150LBS, BS10 Table E

Designed to meet ISO 5752 table 5 short.

DIN PN10, ISO PN10 / PN16.

7.

Mounting Flange:

2.

Fluid Application:

Designed to comply with ISO 5211, can be

Water, Seawater, Sewage, Air, Oil, Powder, Gas.

easily fitted with an actuator.

3.

Working Pressure: 10 kg/cm2 (150 PSI)

8.

50mm Thru 300mm in Octagon stem design to drive

4.

Test Pressure: (ISO-5208)

the disc for open/close.

Body :

20 kg/cm2 (300 PSI)  24 kg/cm2 (340 PSI)

9.

350mm Thru 600mm in Square stem design to drive

Seat :

12 kg/cm2 (170 PSI)  18 kg/cm2 (255 PSI)

The disc for open/close.

5.

Valve Sizes:

50mm ～ 600mm are standard size.

MATERIALS:

    Model:

Parts

Wafer

BF-26N / BF-28G

BF-26S / BF-28S

BF-26M / BF-28M

Lug

BF-26NL / BF-28GL

BF-26SL / BF-28SL

BF-26ML / BF-28ML

1

Body

CAST IRON

CAST IRON

CAST IRON

2

Liner

NBR / EPDM / VITON

NBR / EPDM / VITON

NBR / EPDM / VITON

3

Stem

SS 410

SUS 304

SUS 316

4

Disc

DUCTILE IRON

CF8

CF8M

5

Taper Pin (14"-24")

SUS 316

SUS 316

SUS 316

6

Bushing

NYLON

NYLON

NYLON

7

O-Ring

NBR - EPDM

NBR – EPDM

NBR - EPDM

Body material: S/S316 (CF8M), S/S304 (CF8) available when required.