SG (ductile) Iron Flange Tables

End Connections

(DN15 - 1/2")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table E	95.3	66.7	14.3	4	1/2"	12.7
	Table F	95.3	66.7	14.3	4	1/2"	12.7
	Table H	114.3	82.6	17.5	4	5/8"	15.9

BS 4504/DIN 2501	PN16	95	65	14	4	M12	14	46	2
	PN25	95	65	14	4	M12	16	46	2
	PN40	95	65	14	4	M12	16	46	2

BS 1560	150	89	60.3	15.9	4	1/2"	14	35	2

(DN20 - 3/4")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table E	101.6	73	14.3	4	1/2"	12.7
	Table F	101.6	73	14.3	4	1/2"	12.7
	Table H	114.3	82.6	17.5	4	5/8"	15.9

BS 4504/DIN 2501	PN16	105	75	14	4	M12	16	56	2
	PN25	105	75	14	4	M12	18	56	2
	PN40	105	75	14	4	M12	18	56	2

BS 1560	150	98	69.8	15.9	4	1/2"	14	43	2

(DN25 - 1")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table E	114.3	82.6	14.3	4	1/2"	12.7
	Table F	121	87.3	17.5	4	5/8"	12.7
	Table H	121	87.3	17.5	4	5/8"	19

BS 4504/DIN 2501	PN16	115	85	14	4	M12	16	65	3
	PN25	115	85	14	4	M12	18	65	3
	PN40	115	85	14	4	M12	15	65	3

BS 1560/ANSI B.16.42	150	108	79.4	15.9	4	1/2"	14	51	2
	300	300	124	88.9	4	05-Aug	17.5	51	2

(DN32 - 1 1/4")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table E	121	87.3	14.3	4	1/2"	15.9
	Table F	133.4	98.4	17.5	4	5/8"	15.9
	Table H	133.4	98.4	17.5	4	5/8"	22.2

BS 4504/DIN 2501	PN10	140	100	19	4	M16	18	76	3
	PN16	140	100	19	4	M16	18	76	3
	PN25	140	100	19	4	M16	20	76	3

BS 1560/ANSI B.16.42	150	117	88.9	15.9	4	1/2"	15.5	64	2
	300	133	98.4	19	4	5/8"	19	64	2

(DN40 - 1 1/2")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table E	133.4	98.4	14.3	4	1/2"	15.9
	Table F	140	104.8	17.5	4	5/8"	15.9
	Table H	140	104.8	17.5	4	5/8"	22.2

BS 4504/DIN 2501	PN10	150	110	19	4	M16	19	84	3
	PN16	150	110	19	4	M16	19	84	3
	PN25	150	110	19	4	M16	19	84	3

BS 1560/ANSI B.16.42	150	127	98.4	15.9	4	1/2"	17.5	73	2
	300	156	114.3	22.2	4	3/4"	20.5	73	2

(DN50 - 2")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table E	152.4	114.3	17.5	4	5/8"	19
	Table F	165.1	127	17.5	4	5/8"	19
	Table H	165.1	127	17.5	4	5/8"	25.4

BS 4504/DIN 2501	PN16	165	125	19	4	M16	19	99	3
	PN25	165	125	19	4	M16	19	99	3
	PN40	165	125	19	4	M16	19	99	3

BS 1560/ANSI B.16.42	150	152	120.6	19	4	5/8"	19	92	2
	300	165	127	19	4	5/8"	22.5	92	2

(DN65 - 2 1/2")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table E	165.1	127	17.5	4	5/8"	19
	Table F	184.2	146	17.5	8	5/8"	19
	Table H	184.2	146	17.5	8	5/8"	25.4

BS 4504/DIN 2501	PN16	185	145	19	4	M16	19	118	3
	PN25	185	145	19	8	M16	19	118	3
	PN40	185	145	19	8	M16	19	118	3

BS 1560/ANSI B.16.42	150	187	139.7	19	4	5/8"	22.5	105	2
	300	190	149.2	22.2	8	3/4"	22.5	105	2

(DN80 - 3")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table E	184.2	146	17.5	4	5/8"	19
	Table F	203.2	165.1	17.5	8	5/8"	19
	Table H	203.2	165.1	17.5	8	5/8"	28.6

BS 4504/DIN 2501	PN16	200	160	19	8	M16	19	132	3
	PN25	200	160	19	8	M16	19	132	3
	PN40	200	160	19	8	M16	19	132	3

BS 1560/ANSI B.16.42	150	190	152.4	19	4	5/8"	24	127	2
	300	210	168.3	22.2	8	3/4"	28.5	127	2

(DN100 - 4")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table E	215.9	177.8	17.5	8	5/8"	22.2
	Table F	228.6	190.5	17.5	8	5/8"	22.2
	Table H	228.6	190.5	17.5	8	5/8"	31.8

BS 4504/DIN 2501	PN16	220	180	19	8	M16	19	156	3
	PN25	235	190	23	8	M20	19	156	3
	PN40	235	190	23	8	M20	19	156	3

BS 1560/ANSI B.16.42	150	229	190.5	19	8	5/8"	24	157	2
	300	254	200	22.2	8	3/4"	32	157	2

(DN125 - 5")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table E	254	209.5	17.5	8	5/8"	22.2
	Table F	279.4	235	17.5	8	5/8"	25.4
	Table H	279.4	235	17.5	8	5/8"	35

BS 4504/DIN 2501	PN16	250	210	19	8	M16	19	184	3
	PN25	270	220	28	8	M24	19	184	3
	PN40	270	220	28	8	M24	23.5	184	3

BS 1560/ANSI B.16.42	150	254	215.9	22.2	8	3/4"	24	186	2
	300	279	235	22.2	8	3/4"	35	186	2

(DN150 - 6")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table E	279.4	235	22.2	8	3/4"	22.2
	Table F	304.8	260.3	22.2	12	3/4"	25.4
	Table H	304.8	260.3	22.2	12	3/4"	35

BS 4504/DIN 2501	PN16	285	240	23	8	M20	19	211	3
	PN25	300	250	28	8	M24	20	211	3
	PN40	300	250	28	8	M24	26	211	3

BS 1560/ANSI B.16.42	150	279	241.3	22.2	8	3/4"	25.5	216	2
	300	318	269.9	22.2	12	3/4"	36.5	216	2

(DN200 - 8")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table E	336.6	292.1	22.2	8	3/4"	25.4
	Table F	368.6	323.9	22.2	12	3/4"	28.6
	Table H	368.6	323.9	22.2	12	3/4"	38.1

BS 4504/DIN 2501	PN16	340	295	23	12	M20	20	266	3
	PN25	360	310	28	12	M24	22	274	3
	PN40	375	320	31	12	M27	30	284	3

BS 1560/ANSI B.16.42	150	343	298.4	22.2	8	3/4"	28.5	270	2
	300	281	330.2	25.4	12	7/8"	41	270	2