Adaptor Flange

Grooved flange adapter, PN16 rated, grooved x flanged ends—direct connection between grooved piping and flanged equipment, no welding, quick installation, reliable sealing, rated 16 bar (approx. 232 psi), ideal for fire protection, plumbing, and industrial piping systems.

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Adaptor Flange

Adaptor Flange PN16

Standard: ANSI/UL 213C

Housing Material: Ductile iron conforming to ASTM A-536, Grade 65-45-12.

Bolt & Nut: Grade 8.8 carbon steel electroplated bolts.

Gasket: EPDM, nitrile, silicone rubber, etc.

Rated pressure: 232PSI.

Surface: Hot dip galvanizing / Epoxy powder painting/Dip Coating, etc.

Color: Variable colors for choice.

Nominal Size mm/in	Pipe OD. mm/in	Working Pressure psi/Mpa	Dimensions mm/in				Bolt/Size
Nominal Size mm/in	Pipe OD. mm/in	Working Pressure psi/Mpa	L mm/in	X mm/in	Y mm/in	Z mm/in	No.-Size mm
50 2	60.3 2.375	232 psi 1.6 Mpa	65 2.559	165 6.50	125 4.92	16 0.63	4-M 16
65 2½	73 2.875		65 2.559	185 7.28	145 5.70	16 0.63	4-M 16
65 2½	76.1 3		65 2.559	185 7.28	145 5.70	16 0.63	4-M 16
80 3	88.9 3.5		65 2.559	200 7.87	160 6.29	16 0.63	8-M 16
100 4	108 4.25		70 2.756	220 8.66	180 7.08	16 0.63	8-M 16
100 4	114.3 4.5		70 2.756	220 8.66	180 7.08	16 0.63	8-M 16
125 5	133 5.25		70 2.756	250 9.84	210 8.26	18 0.71	8-M 16
125 5	139.7 5.5		70 2.756	250 9.84	210 8.26	18 0.71	8-M 16
150 6	159 6.25		70 2.756	282 11.10	240 9.44	18 0.71	8-M 20
150 6	165.1 6.5		70 2.756	282 11.10	240 9.44	18 0.71	8-M 20
150 6	168.3 6.625		70 2.756	282 11.10	240 9.44	18 0.71	8-M 20
200 8	219.1 8.625		80 3.150	340 13.39	295 11.61	19 0.74	12-M 20
250 10	273 10.75		85 3.346	405 15.94	355 13.97	21 0.82	12-M 24
300 12	323.9 12.750		90 3.543	460 18.11	410 16.14	24 0.94	12-M 24