Composite Welding Neck Flange (DIN 10 Bar)

DIN 10-bar composite welding-neck flange, galvanised backing ring for European-standard seawater lines.

Standards

DIN 2.1972.22 + A105 galvanised

Material

Cu-Ni 90/10 · Cu-Ni 70/30 (per spec)

Service

Marine & offshore seawater piping

Dimensions

Units in mm unless noted. Standard sizes shown; intermediate and larger sizes on request.

N/D	O/D	d1	d2	10Bar	14Bar	t	t1	D	C	D1	T	N	H
DN20	25.0	58.0	27.0	1.5	-	40	5	105	75.0	28	14	4	14.0
DN25	30.0	68.0	32.0	1.5	-	40	5	115	85.0	33	16	4	14.0
DN32	38.0	78.0	40.0	1.5	-	40	5	140	100.0	42	16	4	18.0
DN40	44.5	88.0	65.5	1.5	-	45	6	150	110.0	50	16	4	18.0
DN50	57.0	102.0	59.0	1.5	-	45	6	165	125.0	62	16	4	18.0
DN65	76.0	122.0	78.0	2.0	-	45	6	185	145.0	81	16	4	18.0
DN80	98.0	138.0	91.0	2.0	2.5	50	7	200	160.0	94	18	8	18.0
DN100	108.0	158.0	110.0	2.5	-	50	7	220	180.0	113	18	8	18.0
DN125	133.0	188.0	135.5	2.5	3.0	50	7	250	210.0	138	18	8	18.0
DN150	159.0	212.0	161.5	2.5	3.0	50	9	285	240.0	164	18	8	22.0
DN200	219.0	268.0	222.0	3.0	3.5	50	9	340	295.0	225	20	8	22.0
DN250	267.0	320.0	270.0	3.0	4.0	50	9	395	350.0	273	22	12	22.0
DN300	324.0	370.0	327.0	4.0	5.0	50	11	445	400.0	33	24	12	22.0
DN350	368.0	430.0	371.0	4.0	5.5	50	11	505	460.0	375	24	16	22.0
DN400	419.0	482.0	422.0	4.0	6.0	50	12	565	515.0	426	26	16	26.0
DN450	457.0	530.0	460.0	4.0	6.0	50	12	615	565.0	465	28	20	26.0
DN500	508.0	858.0	511.0	4.5	6.5	50	12	670	620.0	517	30	20	26.0
DN600	610.0	685.0	613.0	5.0	8.0	60	14	780	725.0	618	32	20	30.0