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Description

Features:

1. Small in size and light in weight.Easy installation and maintenanc. It can be mounted wherever needed.

2. Simple and compact construction,quick 90 degrees on-off operation.

3. Miniminzed operating torque,energy,saving.

4. Flow curve tending to straight line. Excellent regulation performance.

5. Long service life.Standing the test of tens of thousands opening/closing operations.

6. Bubbles-tight sealing with with no leakage under the pressure test.

7. Wide selection of materials,applicable for various medium

Technical Data:

Nominal Diameter 50(2 inch)~1000(40 inch) 50(2 inch)~800(32 inch)
Nominal Pressure 1.0 1.6
Testing Shell 1.5 2.4
Pressure Sealing 1.1 1.76
Working Temperature -15~+150 -15~+150
Suitable Mediums Fresh Water,Sewage,Sea water,air,Food,Medicine,Oils,Acids,etc Fresh Water,Sewage,Sea water,Air,Food,Medicine,Oils,Acids,etc

Material of Main Parts:

Body Disc Stem Bushing Seat
Name Code Name Code Name Name Name Code Working Temp
Cast iron Z Plated ductile iron B1 Stainless steel Lubrized Bronze NR X1 -20~+85°c
Ductile iron Q Aluminum Bronze B2 Hypalon X2 -23~+121°c
Aluminum Bronze T Stainless Steel B3 EPDM X3 -23~+121°c
Stainless Steel P Titannium Steel B4 Neoprene X4 -7~+93°c
NBR X5 -23~+100°c
CF8M Stainless Steel R Stainless Steel B5 Carbon Steel PTFE

Wear-resistant

rubber

X6 -10~+100°c
VITON X7 -23~+200°c
Carbon Steel C Carbon Steel B6

Heat-resistant

rubber

X9 -23~+135°c
CF8M Stainless Steel B7 PTFE F4 +10~+150°c


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Cangzhou Datang Steel Pipe Co., Ltd All Right Resevered.