Nonmetallic flat gasket for ANSI flange connection

Category Pipe flange and accessories

Certificate: ISO
Standard: ASME B16.21, GB/T 9126, HG/T 20635
Type: Full face for flange Class 150,
Flat ring for flange Class 150 / 300
Thickness: 1.5mm ~ 3.0mm
Color: Black, gray, blue, green, etc.

Download Nonmetallic flat gasket for ANSI flange connection

Product Details

Nonmetallic flat gasket for ANSI flange connection includes full face and flat ring type, with material EPDM, NBR, etc. Under the bolt pressing force, the gasket fills the gap between the flange sealing faces to achieve the sealing purpose.

Available size for full face gasket

Size	Flange type	Ref. No.
1/2″ / DN15 / 21.3mm	Class 150, FF	N6901
3/4″ / DN20 / 26.7mm	Class 150, FF	N6902
1″ / DN25 / 33.4mm	Class 150, FF	N6903
1-1/4″ / DN32 / 42.2mm	Class 150, FF	N6904
1-1/2″ / DN40 / 48.3mm	Class 150, FF	N6905
2″ / DN50 / 60.3mm	Class 150, FF	N6906
2-1/2″ / DN65 / 73.0mm	Class 150, FF	N6907
3″ / DN80 / 88.9mm	Class 150, FF	N6908
4″ / DN100 / 114.3mm	Class 150, FF	N6909
5″ / DN125 / 141.3mm	Class 150, FF	N6910
6″ / DN150 / 168.3mm	Class 150, FF	N6911
8″ / DN200 / 219.1mm	Class 150, FF	N6912
10″ / DN250 / 273.0mm	Class 150, FF	N6913
12″ / DN300 / 323.8mm	Class 150, FF	N6914
14″ / DN350 / 355.6mm	Class 150, FF	N6915
16″ / DN400 / 406.4mm	Class 150, FF	N6916
18″ / DN450 / 457.0mm	Class 150, FF	N6917
20″ / DN200 / 508.0mm	Class 150, FF	N6918
24″ / DN600 / 610.0mm	Class 150, FF	N6919

Available size for flat ring gasket (Class 150 flange)

Size	Flange type	Ref. No.
1/2″ / DN15 / 21.3mm	Class 150, RF	N6921
3/4″ / DN20 / 26.7mm	Class 150, RF	N6922
1″ / DN25 / 33.4mm	Class 150, RF	N6923
1-1/4″ / DN32 / 42.2mm	Class 150, RF	N6924
1-1/2″ / DN40 / 48.3mm	Class 150, RF	N6925
2″ / DN50 / 60.3mm	Class 150, RF	N6926
2-1/2″ / DN65 / 73.0mm	Class 150, RF	N6927
3″ / DN80 / 88.9mm	Class 150, RF	N6928
4″ / DN100 / 114.3mm	Class 150, RF	N6929
5″ / DN125 / 141.3mm	Class 150, RF	N6930
6″ / DN150 / 168.3mm	Class 150, RF	N6931
8″ / DN200 / 219.1mm	Class 150, RF	N6932
10″ / DN250 / 273.0mm	Class 150, RF	N6933
12″ / DN300 / 323.8mm	Class 150, RF	N6934
14″ / DN350 / 355.6mm	Class 150, RF	N6935
16″ / DN400 / 406.4mm	Class 150, RF	N6936
18″ / DN450 / 457.0mm	Class 150, RF	N6937
20″ / DN200 / 508.0mm	Class 150, RF	N6938
24″ / DN600 / 610.0mm	Class 150, RF	N6939

Available size for flat ring gasket (Class 300 flange)

Size	Flange type	Ref. No.
1/2″ / DN15 / 21.3mm	Class 300, RF	N6941
3/4″ / DN20 / 26.7mm	Class 300, RF	N6942
1″ / DN25 / 33.4mm	Class 300, RF	N6943
1-1/4″ / DN32 / 42.2mm	Class 300, RF	N6944
1-1/2″ / DN40 / 48.3mm	Class 300, RF	N6945
2″ / DN50 / 60.3mm	Class 300, RF	N6946
2-1/2″ / DN65 / 73.0mm	Class 300, RF	N6947
3″ / DN80 / 88.9mm	Class 300, RF	N6948
4″ / DN100 / 114.3mm	Class 300, RF	N6949
5″ / DN125 / 141.3mm	Class 300, RF	N6950
6″ / DN150 / 168.3mm	Class 300, RF	N6951
8″ / DN200 / 219.1mm	Class 300, RF	N6952
10″ / DN250 / 273.0mm	Class 300, RF	N6953
12″ / DN300 / 323.8mm	Class 300, RF	N6954
14″ / DN350 / 355.6mm	Class 300, RF	N6955
16″ / DN400 / 406.4mm	Class 300, RF	N6956
18″ / DN450 / 457.0mm	Class 300, RF	N6957
20″ / DN200 / 508.0mm	Class 300, RF	N6958
24″ / DN600 / 610.0mm	Class 300, RF	N6959