Butterfly valve


Design Features:

1: Triple eccentric / Double eccentric/ Center line design

2:Metal seat / Laminated seat / Soft seat/PTFE or EPDM lining

3:High performance butterfly valve

4:Provides fire safe sealing ,which combines a soft seal ring and metal seal ring

5:Mounting flange dimension according ISO 5211 standard or client special request.


Technique Specification:

Nominal Pressure:Class 150-900

Connection type: BW,RF,RTJ. FF

Forged/Casting Material: GGG40/50 with coating, SS, DSS, CS, LTCS, Inconel , Monel , Alloy steel,Aluminum Bronze

Operation type: Manual, Electric Actuator, Pneumatic Actuator, Hydraulic actuator


Main Standard:

Design Standard: API 609, ASMEB16.5

Face to Face Standard: ASME B16.10

Connection standard: ASME B 16.5

Test & Inspect Standard:API 598


Establishment method of butterfly valve model



Note:

1、Model explanation

Take a WCB butterfly valve with PTFE sealing , center line, flange connection and gear operated class150 for example, the model should be like this D341-150C. Normally written asD341C.Also the valve size can be put to the model i.e. D341-150C100. 


Materials of major parts


Accessory nameMaterial
1BodyA216 WCB
2DiscCF8 A182-F304
3pin

35

4StemA276-420
5BearingHPb59-1
6“O”RingNBR
7BoltA193 B7
8Gasket65Mn

Note: Major parts of the valve series and materials of sealing surface differ according to casual working condition and customers’ special requirements. 


Commitment on quality service

We hereby confirm that the design, manufacture, and inspection of our products are

strictly in accordance with the relevant state and international standards, and meet the

relative quality requirement.

The guarantee period of our products is valid for 12 months. If any doubt to the

quality of our products, we hereby promise to deal with it with in 24 hours upon

receiving the quality objection.

Our valve series is guaranteed by PICC for insurance.




Design Features:

1: Triple eccentric / Double eccentric/ Center line design

2:Metal seat / Laminated seat / Soft seat/PTFE or EPDM lining

3:High performance butterfly valve

4:Provides fire safe sealing ,which combines a soft seal ring and metal seal ring

5:Mounting flange dimension according ISO 5211 standard or client special request.


Technique Specification:

Nominal Pressure:Class 150-900

Connection type: BW,RF,RTJ. FF

Forged/Casting Material: GGG40/50 with coating, SS, DSS, CS, LTCS, Inconel , Monel , Alloy steel,Aluminum Bronze

Operation type: Manual, Electric Actuator, Pneumatic Actuator, Hydraulic actuator


Main Standard:

Design Standard: API 609, ASMEB16.5

Face to Face Standard: ASME B16.10

Connection standard: ASME B 16.5

Test & Inspect Standard:API 598


Establishment method of butterfly valve model



Note:

1、Model explanation

Take a WCB butterfly valve with PTFE sealing , center line, flange connection and gear operated class150 for example, the model should be like this D341-150C. Normally written asD341C.Also the valve size can be put to the model i.e. D341-150C100. 


Materials of major parts


Accessory nameMaterial
1BodyA216 WCB
2DiscCF8 A182-F304
3pin

35

4StemA276-420
5BearingHPb59-1
6“O”RingNBR
7BoltA193 B7
8Gasket65Mn

Note: Major parts of the valve series and materials of sealing surface differ according to casual working condition and customers’ special requirements. 


Commitment on quality service

We hereby confirm that the design, manufacture, and inspection of our products are

strictly in accordance with the relevant state and international standards, and meet the

relative quality requirement.

The guarantee period of our products is valid for 12 months. If any doubt to the

quality of our products, we hereby promise to deal with it with in 24 hours upon

receiving the quality objection.

Our valve series is guaranteed by PICC for insurance.




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