butterfly valve
USD $3 - $90 /Piece
Min.Order:1 Piece
Shanxi NLD Imp & Exp Industries Inc.
Operation Principle:For clients,for staff and for enterprise itself
Core Value: Mutual understanding and share successs and
responsibility for each other
Corporate Spirit:Faithful,Cooperative and Progressive
Administration Mode:Human-oriented,standardized and
digitalized administration
Action Norm:Actively and efficiently
Quality Concept:Living depends on quality,while quality comes
from you and me
.Technical data of 2013 butterfly valve for gas of JINERJIAN
Nominal diameter | DN(mm) | 40-600 | |
Nominal pressure | PN(mpa) | 1.0 | 1.6 |
Test pressure(Mpa) | Shell test | 1.5 | 2.4 |
Test pressure(Mpa) | Seal test | 1.1 | 1.76 |
Appropriate medium | Air,water,sewage,steam,coal gas,oil | ||
Drive modality | Handle,worm gear box, penumatic drive,electric drive |
2.Material for main parts
Parts name | Material |
Body | Ductile cast iron,cast steel,Alloy steel, stainless steel |
Disc | Grey cast iron,ductile cast steel,cast steel,stainless steel and hoc material |
Seal ring | Manifold rubber,such as EPDM, PTFE,NBR,Viton,CR |
Stem | steel,ss420,ss304,ss316 |
Packing | O-ring,flexible graphite |