Pneumatic Operated Rubber Lined Diaphragm Valve
Wenzhou Fawu Valves Co., Itd, specilizes in designing, producing and selling high precision valves' equipment. Our valves including many kinds of butterfly valves, ball valves, gate valves, diaphragm valves, check valves and globe valves, etc.
Design and manufacture: BS5156
Face to face dimension: GB5156
Flange connection: BS4504, DIN2532, ANSI916.1,
Purpose:
It's special for controlling the noncorrosive or the usual corrosive media. Its body iner surface is unlined or lined with different rubbers which can be selected to suit with different working temperatures and fluid pipelines.
Code of sealing material Suitable temperature Applicable media
NR ≤ 85º C Water, air, acid alkali
CR ≤ 85º C Water, coal, gas, acid alkali
NBR ≤ 100º C Water, oil
EPDM ≤ 120º C Water, steam genera acid alkali
FKM ≤ 150º C Water, steam, strong acid alkali
Pressure rating: PN(MPa)
0.6 1.0 1.6
Tests:
Lining layer: Electrospark detecting
Test to BS6755
Nominal pressure: PN(MPa)
Body: PN*1.5
Seal: PN*1.1
Materials:
Body: Cast iron, spheroidal graphite cast iron, carbon steel, stainless steel
Bonnet: Cast iron, spheroidal graphite cast iron, carbon steel, stainless steel
Lining: Unlined, rubber
Diaphragm: Rubber
Disc: Cast iron, carbon steel
Cylinder: Aluminum alloy, carbon steel
Stem: Carbon steel, stainless steel
Handwheel: Cast iron
Wenzhou Fawu Valve Co., Ltd, specilizes in designing, producing and selling high precision valves' equipment. Our valves including many kinds of butterfly valves, diaphragm valves, check valves and globe valves etc. Our company gets the ISO9001-2000, we also honor to join in the field of trust enterprise. We have strong technical force and advanced productive technology.
In order to become the top enterprise, we always keep on the high quality to find the market!
We bear in our mind the business philosophy "customer first, forge ahead", adhere to the "customers first" principle to provide our clients with excellent products and qualifed services!
