VALQUA No. Cross Section Application
N510 p_semi_metal_li01 heat exchanger, valve bonnet pressure vessel tower, tank piper flange
N6510 p_semi_metal_li02
N520 p_semi_metal_li03 heat exchanger, valve bonnet pressure vessel tower, tank piper flange
N6520 p_semi_metal_li04
N530 p_semi_metal_li05 manhole/hand hole of boiler, steam trap, sight glass
N570 p_semi_metal_li06 manhole of boiler, steam trap, sight glass
N580 p_semi_metal_li07 heat exchanger, valve bonnet pressure vessel tower, tank piper flange
N6580 p_semi_metal_li08

Core Material and Temperature Limitation

Core Material Temperature Limitation °C(1)
Non-asbestos inorganic materials (800)(2)
VALQUAFOIL Tape 400(3)
Expanded graphite 400
PTFE 260

Note : (1) Gasket temperature limit depending on the metal used in combination with the gasket. (2) For use at 800 °C and higher, consult Nippon Valqua. (3) In the case of sticking the tape to the surface of metal-jacketed gasket

Production Range

Materials Min.ID Max. OD(1)
Low Carbon https://www.acheterviagrafr24.com/a-quoi-sert-le-viagra/ Steel 12 1,200
copper 10 980
SUS304 15 1,200
SUS304L
SUS316
SUS316L
SUS321
SUS347 980
SUS410
5Cr-0.5Mo Steel 1,200
Brass 980
Aluminum bronze
Monel metal 580
Titanium 980
Nickel 580
Aluminum 12 980
Lead 15 1,440