Home KNOWLEDGE Content

Flange Cast Iron 125lbf/In2 Globe Valve

Dec 09, 2017

Product Description

Model NO.: MSS F2981

Size: DN50-DN300

Material: Cast Iron

Maximum Working Pressure: 125-200 lbf/in2

Working Temprature: Less than 232 Centigrade

Structure: Through Way Globe Valve

Sealing Form: Metal Seat

Stem Thread Position: Inside Screw Stem Globe Valve

Coating: Epoxy

Actuator: Manual

Application: Heat Preservation Globe Valve, Flow Control


Technical Data
1. Normal pressure and tempreature : 

1>.Steam of 232oC: under maximum pressure 125 lbf/in2

2>.Non-shock water, air, gas of -29oC-66oC: maximum pressure 200lbf/in2
2. Hydraulic test for sealing PN 200lbf/in2 shall be carried out.
3. Test : conform with MSS-SP-85-1976.
4. Face to face and dimension of flange : conforms to ANSI B.16.10 and ANSIB.16.1

 

Testing pressure Lbf/in2

Seal

200 Lbf/in2

Intensity

350 Lbf/in2

Maximum Working pressure Mpa

Fluid Condition

Steam of or  less232oC

125 Lbf/in2

oil and pulsation water of -29oC-66oC

200 Lbf/in2

Non-shock water

 
Materials of Main Parts

Parts

Material

Name

Grads

Standard No

Body

Cast iron

HT200

GB12226

Cover

Disc

Cast bronze

ZCusn5Pb5Zn5

GB12225

Seat ring

Yoke bushing

Stem

Brass

HPb59-1

GB5232