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High Quality Industrial high pressure swing check valve China factory supplier Manufacturer
High pressure swing check valve,carbon steel,stainless steel and alloy steel
Diameter:2″-32″,Class150-Class2500
BS1868/ASME B16.34/API6D
Face to face to ANSI B16.10
Body/bonnet/Disc:WCB/LCB/WC6/WC9/CF8/CF8M
NORTECH is one of the leading China High pressure swing check valve Manufacturer & Supplier.
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High Quality Industrial Swing check valve BW China factory supplier Manufacturer
Swing check valve BW,carbon steel,stainless steel and alloy steel
Diameter:2″-32″,Class150-Class2500
BS1868/ASME B16.34/API6D
Face to face to ANSI B16.10
Body/bonnet/Disc:WCB/LCB/WC6/WC9/CF8/CF8M
Trim:No.1/No.5/No.8/Alloy
NORTECH is one of the leading China Swing check valve BW Manufacturer & Supplier.
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High Quality Industrial PSB swing check valve China factory supplier Manufacturer
PSB swing check valve,carbon steel,stainless steel and alloy steel
Diameter:2″-32″,Class150-Class2500
BS1868/ASME B16.34/API6D
Body/bonnet/Disc:WCB/LCB/WC6/WC9/CF8/CF8M
Trim:No.1/No.5/No.8/Alloy
NORTECH is one of the leading China PSB swing check valve Manufacturer & Supplier.
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High Quality Industrial metal seat plate check valve China factory supplier Manufacturer
Metal seat plate check valve,double door check valve
DN50-DN1200,2″-48″
PN10/PN16/PN25/PN40/PN63/PN100,Class150/300/600/900/1500/2500
Face to face to API594/ISO5752/EN558-1 series 16
Flange ASME B16.5,ASME B16.47,EN1092-1
NORTECH is one of the leading China metal seat plate check valve Manufacturer & Supplier.
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High Quality Industrial dual plate lug check valve China factory supplier Manufacturer
Dual plate lug check valve, Metal seat dual plate check valve ,
PN10/PN16/PN25/PN40/PN63/PN100,Class150/300/600/900/1500/2500
Face to face to API594/ISO5752/EN558-1 series 16
Flange ASME B16.5,ASME B16.47,EN1092-1
NORTECH is one of the leading China dual plate lug check valve Manufacturer & Supplier.
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Industrial Dual plate check valve RTJ China factory supplier Manufacturer
Dual plate check valve RTJ,double door check valve
PN10/PN16/PN25/PN40/PN63/PN100,Class150/300/600/900/1500/2500
Face to face to API594/ISO5752/EN558-1 series 16
Flange ASME B16.5,ASME B16.47,EN1092-1
NORTECH is one of the leading China Dual plate check valve RTJ Manufacturer & Supplier.
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High Quality Industrial double disc check valve China factory supplier Manufacturer
Double disc check valve ,double door check valve
DN50-DN1200,2″-48″
PN10/PN16/PN25/PN40/PN63/PN100,Class150/300/600/900/1500/2500
Face to face to API594/ISO5752/EN558-1 series 16
NORTECH is one of the leading China Double disc check valve Manufacturer & Supplier.
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High Quality Industrial Cast steel swing check valve China factory supplier Manufacturer
DIN/EN Cast steel swing check valve,piston check valve
Diameter:DN15-DN400,PN16-PN100
BS EN 12516-1,BS1868
Face to face to EN558-1/DIN3202
Body/bonnet/Disc:GS-C25/1.4308/1.4408
NORTECH is one of the leading China Cast steel swing check valve Manufacturer & Supplier.
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High Quality Industrial Cast steel piston check valve China factory supplier Manufacturer
DIN/EN Cast steel piston check valve,piston check valve
Diameter:DN15-DN400,PN16-PN100
BS EN 12516-1,BS1868
Face to face to EN558-1/DIN3202
NORTECH is one of the leading China Cast steel piston check valve Manufacturer & Supplier.
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High Quality Industrial Dual plate check valve China factory supplier Manufacturer
Dual plate check valve,double door check valve
WRAS,ACS certified for drinking water,potable water
DN50-DN1000,2″-40″
PN10/PN16,ANSI Class125/150
Face to face to API594/ISO5752/EN558-1 series 16
NORTECH is one of the leading China Dual Plate Check Valve Manufacturer & Supplier.
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Industrial Double door check valve China factory supplier Manufacturer
Double door check valve,double door check valve
WRAS,ACS certified for drinking water,potable water
DN50-DN1000,2″-40″
PN10/PN16,ANSI Class125/150
Flange ASME B16.5,ASME B16.47,EN1092-1
NORTECH is one of the leading China Double door check valve Manufacturer & Supplier.
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Industrial Tilting disc swing check valve China factory supplier Manufacturer
Tilting disc swing check valve,swing flex,flexible swing check valve.
Nominal diameter： DN50-DN900/2”-36”
Disc type： Swing Check Valve
Design standard： BS5153/DIN3202 F6/AWWA C508
Body material： Cast iron/Ductile iron
Disc material： Cast iron+Rubber vulcanised/Ductile iron vulcanised.
NORTECH is one of the leading China Tilting disc swing check valve Manufacturer & Supplier.
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