Copper Alloy Flange Tables

End Connections

(DN15 - 1/2")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table D	95.3	66.7	14.3	4	1/2"	6.4
	Table E	95.3	66.7	14.3	4	1/2"	6.4
	Table F	95.3	66.7	14.3	4	1/2"	7.9
	Table H	114.3	82.6	17.5	4	5/8"	9.5
	Table J	114.3	82.6	17.5	4	5/8"	15.9

BS 4504/DIN 2501	PN10	95	65	14	4	M12	6
	PN16	95	65	14	4	M12	6
	PN25	95	65	14	4	M12	8
	PN40	95	65	14	4	M12	9

BS 1560/ANSI B.16.24	150	89	60.3	15.9	4	1/2"	8
	300	95	66.7	15.9	4	1/2"	13

(DN20 - 3/4")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table D	101.6	73	14.3	4	1/2"	6.4
	Table E	101.6	73	14.3	4	1/2"	6.4
	Table F	101.6	73	14.3	4	1/2"	7.9
	Table H	114.3	82.6	17.5	4	5/8"	9.5
	Table J	114.3	82.6	17.5	4	5/8"	15.9

BS 4504/DIN 2501	PN10	105	75	14	4	M12	6
	PN16	105	75	14	4	M12	6
	PN25	105	75	14	4	M12	8
	PN40	105	75	14	4	M12	9

BS 1560/ANSI B.16.24	150	98	69.8	15.9	4	1/2"	9
	300	117	82.6	19	4	5/8"	13

(DN25 - 1")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table D	114.3	82.6	14.3	4	1/2"	7.9
	Table E	114.3	82.6	14.3	4	1/2"	7.9
	Table F	121	87.3	17.5	4	5/8"	9.5
	Table H	121	87.3	17.5	4	5/8"	11.1
	Table J	121	87.3	17.5	4	5/8"	19

BS 4504/DIN 2501	PN10	115	85	14	4	M12	8
	PN16	115	85	14	4	M12	8
	PN25	115	85	14	4	M12	9
	PN40	115	85	14	4	M12	11

BS 1560/ANSI B.16.24	150	108	79.4	15.9	4	1/2"	9
	300	124	88.9	19	4	5/8"	15

(DN32 - 1 1/4")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table D	121	87.3	14.3	4	1/2"	7.9
	Table E	121	87.3	14.3	4	1/2"	7.9
	Table F	133.4	98.4	17.5	4	5/8"	9.5
	Table H	133.4	98.4	17.5	4	5/8"	11.1
	Table J	133.4	98.4	17.5	4	5/8"	19

BS 4504/DIN 2501	PN10	140	100	18	4	M12	8
	PN16	140	100	18	4	M12	8
	PN25	140	100	18	4	M12	9
	PN40	140	100	18	4	M12	11

BS 1560/ANSI B.16.24	150	117	88.9	15.9	4	1/2"	10
	300	133	98.5	19	4	5/8"	16

(DN40 - 1 1/2")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table D	133.4	98..4	14.3	4	1/2"	9.5
	Table E	133.4	98.4	14.3	4	1/2"	9.5
	Table F	140	104.8	17.5	4	5/8"	11.1
	Table H	140	104.8	17.5	4	5/8"	12.7
	Table J	140	104.8	17.5	4	5/8"	22.2

BS 4504/DIN 2501	PN10	150	110	18	4	M16	9
	PN16	150	110	18	4	M16	9
	PN25	150	110	18	4	M16	11
	PN40	150	110	18	4	M16	13

BS 1560/ANSI B.16.24	150	127	98.4	15.9	4	1/2"	11
	300	156	114.3	22.2	4	3/4"	18

(DN50 - 2")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table D	152.4	114.3	17.5	4	5/8"	9.5
	Table E	152.4	114.3	17.5	4	5/8"	9.5
	Table F	165.1	127	17.5	4	5/8"	11.1
	Table H	165.1	127	17.5	4	5/8"	12.7
	Table J	165.1	127	22.2	4	3/4"	25.4

BS 4504/DIN 2501	PN10	165	125	14	4	M16	11
	PN16	165	125	14	4	M16	11
	PN25	165	125	14	4	M16	11
	PN40	165	125	14	4	M16	13

BS 1560/ANSI B.16.24	150	152	120.6	15.9	4	5/8"	13
	300	165	127	15.9	8	5/8"	19

(DN65 - 2 1/2")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table D	165.1	127	17.5	4	5/8"	11.1
	Table E	165.1	127	17.5	4	5/8"	11.1
	Table F	184.2	146	17.5	8	5/8"	12.7
	Table H	184.2	146	17.5	8	5/8"	14.3
	Table J	184.2	146	22.2	8	3/4"	25.4

BS 4504/DIN 2501	PN10	185	145	18	4	M12	13
	PN16	185	145	18	4	M12	13
	PN25	185	145	18	8	M12	13
	PN40	185	145	18	8	M12	14

BS 1560/ANSI B.16.24	150	178	139.7	19	4	5/8"	14
	300	190	149.2	22.2	8	3/4"	21

(DN80 - 3")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table D	184.2	146	17.5	4	5/8"	127
	Table E	184.2	146	17.5	4	5/8"	12.7
	Table F	203.2	165.1	17.5	8	5/8"	14.3
	Table H	203.2	165.1	17.5	8	5/8"	15.9
	Table J	203.2	165.1	22.2	8	3/4"	31.8

BS 4504/DIN 2501	PN10	200	160	18	8	M12	13
	PN16	200	160	18	8	M12	13
	PN25	200	160	18	8	M12	14
	PN40	200	160	18	8	M12	16

BS 1560/ANSI B.16.24	150	190	152.4	19	4	5/8"	16
	300	210	168.3	22.2	8	3/4"	23

(DN100 - 4")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table D	215.9	177.8	17.5	4	5/8"	15.9
	Table E	215.9	177.8	17.5	8	5/8"	15.9
	Table F	228.6	190.5	17.5	8	5/8"	17.9
	Table H	228.6	190.5	17.5	8	5/8"	19
	Table J	228.6	190.5	22.2	8	3/4"	35

BS 4504/DIN 2501	PN10	220	180	18	8	M16	16
	PN16	220	180	18	8	M16	16
	PN25	235	190	22	8	M20	17
	PN40	235	190	22	8	M20	19

BS 1560/ANSI B.16.24	150	229	190.5	19	8	5/8"	17
	300	254	200	22.2	8	3/4"	27

(DN125 - 5")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table D	254	209.5	17.5	8	5/8"	17.5
	Table E	254	209.5	17.5	8	5/8"	17.5
	Table F	279.4	235	22.2	8	3/4"	19
	Table H	279.4	235	22.2	8	3/4"	22.2
	Table J	279.4	235	25.4	8	7/8"	38.1

BS 4504/DIN 2501	PN10	250	210	18	8	M16	22
	PN16	250	210	18	8	M16	22
	PN25	270	220	26	8	M24	26
	PN40

BS 1560/ANSI B.16.24	150	254	215.9	22.2	8	3/4"	19
	300	279	235	22.2	8	3/4"	28

(DN150 - 6")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table D	279.4	235	17.5	8	5/8"	17.5
	Table E	279.4	235	22.2	8	3/4"	17.5
	Table F	304.8	260.3	22.2	12	3/4"	22.2
	Table H	304.8	260.3	22.2	12	3/4"	25.4
	Table J	304.8	260.3	25.4	12	7/8"	38.1

BS 4504/DIN 2501	PN10	285	240	22	8	M20	22
	PN16	285	240	22	8	M20	22
	PN25	300	250	26	8	M24	26
	PN40

BS 1560/ANSI B.16.24	150	279	241.3	22.2	8	3/4"	21
	300	318	269.9	22.2	12	3/4"	30

(DN200 - 8")

Flange Standard	Rating/Class	D	C	E	No.	Bolt	F	B	A
BS10	Table D	336.6	292.1	17.5	8	5/8"	19.1
	Table E	336.6	292.1	22.2	8	3/4"	19.1
	Table F	368.6	323.9	22.2	12	3/4"	25.4
	Table H	368.6	323.9	22.2	12	3/4"	31.8
	Table J	368.3	323.9	25.4	12	7/8"	41.3

BS 4504/DIN 2501	PN10	340	295	22	8	M20	26
	PN16	340	295	22	12	M20	26
	PN25	360	310	26	12	M24	30
	PN40

BS 1560/ANSI B.16.24	150	343	298.4	22.2	8	3/4"	24
	300	381	330.2	25.4	12	7/8"	35