Bottom price Water Butterfly Valves - flanged metal-seal butterfly valve – Like Valve

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Bottom price Water Butterfly Valves - flanged metal-seal butterfly valve – Like Valve Detail:

Specification

Implementation of standards

Manufacturer standard	JB/T 8527
Flange standard	GB 9113
Structure length standard	GB12221
Inspection standard	GB/T 13927

Technical data

PN(MPa) Nominal pressure	1.0	1.6
(MPa) Seal test	1.1	1.76
(MPa) Strength test	1.5	2.4
°C Working temperature	Carbon steel: -29~425°C,Stainless steel: -40~650°C
Suitable mediums	Water, air, natural gas, oil and weak corrosive fluids

Meterial of main parts

Part name	Meterial
Valve body	WCB, QT450-10, Q235,Alloy steel, stainless steel, etc.
Valve stem	Alloy steel, stainless steel
Seal ring	Stainless steel composite multi-level
Packing	Flexible graphite orstuffing
Valve seat	Stainless steel, cobalt based hard alloy
Valve stem	Stainless steel

Features:

Valvei seat and disc sealing surface are made of different hardness and stainless steel, with good carrasion resistance, long setvice life, the vaive is a two-way sealing ftnction, the product conforms to tfie national GB/T13927 vaive pressire test standards.

Dimension