IS 6392FlangesTG-DS-087 · size page

DN 25 IS 6392 Plate Flange & Blind Flange Dimensions

DN 25 (1") to IS 6392: OD 100 mm; Bore 35.7 mm; thickness 14 mm.

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Key to dimensions

D: Outside diameter of flange
B: Bore (inside diameter) of plate flange
C: Flange thickness — plate or blind, raised face (RF) or flat face (FF)

DN 25 IS 6392 Plate Flange & Blind Flange Dimensions — all dimensions

IS 6392 PN 6 (Table 5) — plate and blind flange (mm)

Dimension	Value	Equivalent
Flange OD — D	100 mm	3.94 in
Bore — B	35.7 mm	1.41 in
Plate, RF — C	14 mm	0.551 in
Blind, RF — C	14 mm	0.551 in

IS 6392 PN 10 (Table 11) — plate and blind flange (mm)

Dimension	Value	Equivalent
Flange OD — D	115 mm	4.53 in
Bore — B	35.7 mm	1.41 in
Plate, RF — C	16 mm	0.630 in
Blind, RF — C	16 mm	0.630 in

IS 6392 PN 16 (Table 17) — plate and blind flange (mm)

Dimension	Value	Equivalent
Flange OD — D	115 mm	4.53 in
Bore — B	35.7 mm	1.41 in
Plate, RF — C	16 mm	0.630 in
Blind, RF — C	16 mm	0.630 in

IS 6392 PN 25 (Table 23) — plate and blind flange (mm)

Dimension	Value	Equivalent
Flange OD — D	115 mm	4.53 in
Bore — B	35.7 mm	1.41 in
Plate, RF — C	18 mm	0.709 in
Blind, RF — C	18 mm	0.709 in

IS 6392 PN 40 (Table 28) — plate and blind flange (mm)

Dimension	Value	Equivalent
Flange OD — D	115 mm	4.53 in
Bore — B	35.7 mm	1.41 in
Plate, RF — C	18 mm	0.709 in
Blind, RF — C	18 mm	0.709 in

IS 6392 PN 64 (Table 34) — plate and blind flange (mm)

Dimension	Value	Equivalent
Flange OD — D	140 mm	5.51 in
Bore — B	35.7 mm	1.41 in
Plate, RF — C	24 mm	0.945 in
Blind, RF — C	24 mm	0.945 in

IS 6392 PN 100 (Table 38) — plate and blind flange (mm)

Dimension	Value	Equivalent
Flange OD — D	140 mm	5.51 in
Bore — B	35.7 mm	1.41 in
Plate, RF — C	24 mm	0.945 in
Blind, RF — C	24 mm	0.945 in

IS 6392 PN 160 (Table 42) — plate and blind flange (mm)

Dimension	Value	Equivalent
Flange OD — D	140 mm	5.51 in
Bore — B	35.7 mm	1.41 in
Plate, RF — C	26 mm	1.02 in
Blind, RF — C	26 mm	1.02 in

← DN 20 DN 32 →

Values are nominal, from IS 6392 Plate Flange & Blind Flange Dimensions. Verify critical dimensions against the current edition of the standard before design, purchase or fabrication.

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FAQ

DN 25 IS 6392 Plate Flange & Blind Flange Dimensions: common questions

What are the DN 25 IS 6392 Plate Flange & Blind Flange Dimensions?

DN 25 (1") to IS 6392: OD 100 mm; Bore 35.7 mm; thickness 14 mm.

Does Teshi Group manufacture DN 25 flanges?

Yes. Teshi Group is an OEM manufacturer in India of flanges to IS 6392, in carbon, alloy, stainless, duplex, super duplex, nickel alloys, titanium and Cu-Ni, with EN 10204 3.1 certificates.

Can I download the DN 25 dimensions as a PDF?

Yes. Use “Download PDF for this size” on this page to get a single-size, print-ready PDF with the drawing and every tabulated dimension, or download the full IS 6392 Plate Flange & Blind Flange Dimensions chart.

Need DN 25 flanges?

Teshi Group manufactures them in India — send your size, rating and material and get a quote in 24–48 hours.

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