TOOLBOX - Flange EN 1092-1 PN16

EN 1092-1 DN 10...1000 PN 16 FLANGES

TYPES OF FLANGES (typ) UP TO EN 1092-1

Typ 01: Plate (slip-on) flanges for welding	Typ 13: Hubbed threaded flanges
Typ 02: Loose plate flanges with weld-on plate collar	Typ 21: Integral flanges
Typ 04: Loose plate flanges with weld-neck collar	Typ 32: Weld-on plate collars
Typ 05: Blank (blind) flanges	Typ 33: Lapped pipe ends
Typ 11: Weld-neck flanges	Typ 34: Weld-neck collars
Typ 12: Hubbed slip-on flanges for welding

LETTER DESIGNATION

D: Outside Diameter	A: Outside Diameter of Neck	G max: Diameter of Shoulders
K: Diameter of Bolt Circle	E: Chamfer	R: Corner Radius
L: Diameter of Bolt Hole	F: Collar thickness	N: Neck Diameter
		S: Neck Thickness (Preferred value)

FLANGE DIMENSIONS

	D	K	L	BOLTING			BORE DIAMETER			FLANGE THICKNESS							LENGTH			NECK DIAMETERS
DN	MATING DIMENSIONS					A	BORE DIAMETER			FLANGE THICKNESS				E	F	G MAX	LENGTH			NECK DIAMETERS			R	S
	D	K	L	No	SIZE		B1	B2	B3	C1	C2	C3	C4				H1	H2	H3	N1	N2	N3
	FLANGE TYPE
	01, 02, 05, 11, 12, 21					11 21* 34	01 12 32	02	04	01 02 04	11 12 13	21	05	02 04	32 34	05	12 13	11 34	11 34	11 34	12 13	21	11 12 13 21	11 34
10	90	60	14	4	M12	17,2	18	21	31	14	16	-	16	3	12	-	22	35	6	28	30	28	4	1,8	PN 10, 16, 25, 40 IS IDENTICAL
15	95	65	14	4	M12	21,3	22	25	35	14	16	-	16	3	12	-	22	38	6	32	35	32	4	2
20	105	75	14	4	M12	26,9	27,5	31	42	16	18	-	18	4	14	-	26	40	6	40	45	40	4	2,3
25	115	85	14	4	M12	33,7	34,5	38	49	16	18	-	18	4	14	-	28	40	6	46	52	52	4	2,6
32	140	100	18	4	M16	42,4	43,5	47	59	18	18	-	18	5	14	-	30	42	6	56	60	60	6	2,6
40	150	110	18	4	M16	48,3	49,5	53	67	18	18	-	18	5	14	-	32	45	7	64	70	70	6	2,6
50	165	125	18	4	M16	60,3	61,5	65	77	19	18	18	18	5	16	-	28	45	8	74	84	84	5	2,9	PN 10, 16 IS IDENTICAL
65	185	145	18	**	M16	76,1	77,5	81	96	20	18	18	18	6	16	55	32	45	10	92	104	104	6	2,9
80	200	160	18	8	M16	88,9	90,5	94	108	20	20	20	20	6	16	70	34	50	10	105	118	120	6	3,2
100	220	180	18	8	M16	114,3	116	120	134	22	20	20	20	6	18	90	40	52	12	131	140	140	8	3,6
125	250	210	18	8	M16	139,7	141,5	145	162	22	22	22	22	6	18	115	44	55	12	156	168	170	8	4
150	285	240	18	8	M20	168,3	170,5	174	188	24	22	22	22	6	20	140	44	55	12	184	195	190	10	4,5
200	340	295	22	12	M20	219,1	221,5	226	240	26	24	24	24	6	20	190	44	62	16	235	246	246	10	5,9
250	405	355	26	12	M24	273	276,5	281	294	29	26	26	26	8	22	235	46	70	16	292	298	296	12	6,3
300	460	410	26	12	M24	323,9	327,5	333	348	32	28	28	28	8	24	285	46	78	16	344	350	350	12	7,1
350	520	470	26	16	M24	355,6	359,5	365	400	35	30	30	30	8	26	330	57	82	16	390	400	410	12	8
400	580	525	30	16	M27	406,4	411	416	454	38	32	32	32	8	28	380	63	85	16	445	456	458	12	8
450	640	585	30	20	M27	457	462	467	500	42	40	40	40	8	30	425	68	87	16	490	502	516	12	8
500	715	650	33	20	M30	508	513,5	519	556	46	44	44	44	8	32	475	73	90	16	548	559	576	12	8
600	840	770	36	20	M33	610	616,5	622	660	52	54	54	54	8	32	575	83	95	18	652	658	690	12	8,8
700	910	840	36	24	M33	711	-	-	-	-	36	42	48	-	-	670	83	100	18	755	760	760	12	8,8
800	1025	950	39	24	M36	813	-	-	-	-	38	42	52	-	-	770	90	105	20	855	846	862	12	10
900	1125	1050	39	28	M36	914	-	-	-	-	40	44	58	-	-	860	94	110	20	955	968	962	12	10
1000	1255	1170	42	28	M39	1016	-	-	-	-	42	46	64	-	-	960	100	120	22	1058	1072	1076	16	10

* For flanges type 21 the outside hub diameter approximately corresponds to the outside pipe diameter.
Note: The p/t rating from EN 1092-1 apply only for flange type 05, 11, 12, 13 and 21 having nominal sizes up to and including DN 600. The p/t rating of all other flanges shall be agreed between the manufacturer and the purchaser.