IS 6392FlangesTG-DS-087 · size page

DN 300 IS 6392 Plate Flange & Blind Flange Dimensions

DN 300 (12") to IS 6392: OD 440 mm; Bore 325.9 mm; thickness 24 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 300 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	440 mm	17.32 in
Bore — B	325.9 mm	12.83 in
Plate, RF — C	24 mm	0.945 in
Blind, RF — C	24 mm	0.945 in

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

Dimension	Value	Equivalent
Flange OD — D	445 mm	17.52 in
Bore — B	325.9 mm	12.83 in
Plate, RF — C	26 mm	1.02 in
Blind, RF — C	26 mm	1.02 in

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

Dimension	Value	Equivalent
Flange OD — D	460 mm	18.11 in
Bore — B	325.9 mm	12.83 in
Plate, RF — C	28 mm	1.10 in
Blind, RF — C	28 mm	1.10 in

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

Dimension	Value	Equivalent
Flange OD — D	485 mm	19.09 in
Bore — B	325.9 mm	12.83 in
Plate, RF — C	38 mm	1.50 in
Blind, RF — C	38 mm	1.50 in

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

Dimension	Value	Equivalent
Flange OD — D	515 mm	20.28 in
Bore — B	325.9 mm	12.83 in
Plate, RF — C	50 mm	1.97 in
Blind, RF — C	50 mm	1.97 in

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

Dimension	Value	Equivalent
Flange OD — D	530 mm	20.87 in
Bore — B	325.9 mm	12.83 in
Plate, RF — C	62 mm	2.44 in
Blind, RF — C	62 mm	2.44 in

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

Dimension	Value	Equivalent
Flange OD — D	585 mm	23.03 in
Bore — B	325.9 mm	12.83 in
Plate, RF — C	84 mm	3.31 in
Blind, RF — C	84 mm	3.31 in

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

Dimension	Value	Equivalent
Flange OD — D	585 mm	23.03 in
Bore — B	325.9 mm	12.83 in
Plate, RF — C	106 mm	4.17 in
Blind, RF — C	106 mm	4.17 in

← DN 250 DN 350 →

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 300 IS 6392 Plate Flange & Blind Flange Dimensions: common questions

What are the DN 300 IS 6392 Plate Flange & Blind Flange Dimensions?

DN 300 (12") to IS 6392: OD 440 mm; Bore 325.9 mm; thickness 24 mm.

Does Teshi Group manufacture DN 300 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 300 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 300 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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