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WeldNeck Flanges

ANSI B 16.5 Class 1500 lb

Pipe		Flange Data				Hub Data		Raised Face	Drilling Data			Weight
		A	B	C	D	E	F	G	H	I	J
	Outside Dia In Mm	Overall Dia In Mm	Inside Dia In Mm	Flange Thickness min In Mm	Overall Length In Mm	Dia at Weld Bevel In Mm	Hub Dia In Mm	Face Dia In Mm	Number of Holes	Bolt Hole Dia In Mm	Dia of Circle of Holes In Mm	Kg/ Piece
½	0.840	4.750		0.880	2.380	0.840	1.500	1.380	4	0.880	3.250	1.87
½	21.30	120.6		22.30	60.45	21.30	38.10	35.00		22.30	82.50
¾	1.050	5.120		1.000	2.750	1.050	1.750	1.690	4	0.880	3.500	2.56
¾	26.70	130.0		25.40	69.85	26.70	44.00	42.90		22.30	88.90
1	1.315	5.880		1.120	2.880	1.320	2.060	2.000	4	1.000	4.000	3.74
1	33.40	149.3		28.40	73.15	33.50	52.30	50.80		25.40	101.6
1 ¼	1.660	6.250		1.120	2.880	1.660	2.500	2.500	4	1.000	4.380	4.33
1 ¼	42.20	158.7		28.40	73.15	42.20	63.50	63.50		25.40	111.2
1 ½	1.900	7.000		1.250	3.250	1.900	2.750	2.880	4	1.120	4.880	5.94
1 ½	48.30	177.8		31.70	82.50	48.30	69.85	73.15		28.40	123.9
2	2.375	8.500		1.500	4.000	2.380	4.120	3.620	8	1.000	6.500	10.8
2	60.30	215.9		38.10	101.6	60.45	104.6	91.90		25.40	165.1
2 ½	2.875	9.620		1.620	4.120	2.880	4.880	4.120	8	1.120	7.500	15.0
2 ½	73.00	244.3		41.10	104.6	73.15	123.9	104.6		28.40	190.5
3	3.500	10.50		1.880	4.620	3.500	5.250	5.000	8	1.250	8.000	19.9
3	88.90	266.7		47.70	177.3	88.90	133.3	127.0		31.70	203.2
4	4.500	12.25		2.120	4.880	4.500	6.380	6.190	8	1.380	9.500	29.9
4	114.3	311.1		53.80	123.9	114.3	162.0	157.2		35.00	241.3
5	5.563	14.75		2.880	6.120	5.560	7.750	7.310	8	1.620	11.50	55.4
5	141.3	374.6		73.15	155.4	141.2	196.8	185.7		41.10	292.1
6	6.625	15.50		3.250	6.750	6.630	9.000	8.500	12	1.500	12.50	68.4
6	168.3	393.7		82.50	171.4	168.4	228.6	215.9		38.10	317.5
8	8.625	19.00		3.620	8.380	8.630	11.50	10.62	12	1.750	15.50	117
8	219.1	482.6		91.90	212.8	219.2	292.1	269.7		44.40	393.7
10	10.75	23.00		4.250	10.00	10.75	14.50	12.75	12	2.000	19.00	194
10	273.0	584.2		107.9	254.0	273.0	368.3	323.8		50.80	482.6
12	12.75	26.50		4.880	11.12	12.75	17.75	15.00	16	2.120	22.50	288
12	323.8	673.1		123.9	282.4	323.8	450.8	381.0		53.80	571.5
14	14.00	29.50		5.250	11.75	14.00	19.50	16.25	16	2.380	25.00	380
14	355.6	749.3		133.3	298.4	355.6	495.3	412.7		60.45	635.0
16	16.00	32.50		5.750	12.25	16.00	21.75	18.50	16	2.620	27.75	485
16	406.4	825.5		146.0	311.1	406.4	552.4	469.9		66.55	704.8
18	18.00	36.00		6.380	12.88	18.00	23.50	21.00	16	2.880	30.50	644
18	457.2	914.4		162.0	327.1	457.2	596.9	533.4		73.15	774.7
20	20.00	38.75		7.000	14.00	20.00	25.25	23.00	16	3.120	32.75	775
20	508.0	984.2		177.8	355.6	508.0	641.3	584.2		79.25	831.8
24	24.00	46.00		8.000	16.00	24.00	30.00	27.25	16	3.620	39.00	1232
24	609.6	1168.4		203.2	406.4	609.6	762.0	692.1		91.90	990.6

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Notes

Dimensions B corresponds to the pipe inside diameter. Values quoted assume 40S/Standard wall thickness
Weights are based on manufacturer's data and are approximate.

ANSI B 16.5 Class 2500 lb

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Pipe		Flange Data				Hub Data		Raised Face	Drilling Data			Weight
		A	B	C	D	E	F	G	H	I	J
	Outside Dia In Mm	Overall Dia In Mm	Inside Dia In Mm	Flange Thickness min In Mm	Overall Length In Mm	Dia at Weld Bevel In Mm	Hub Dia In Mm	Face Dia In Mm	Number of Holes	Bolt Hole Dia In Mm	Dia of Circle of Holes In Mm	Kg/ Piece
½	0.84	5.25		1.19	2.88	0.84	1.69	1.38	4	0.88	3.5	3.12
½	21.3	133.4		30.2	73.15	21.3	42.9	35		22.4	88.9
¾	1.05	5.5		1.25	3.12	1.05	2	1.69	4	0.88	3.75	3.7
¾	26.7	139.7		31.75	79.25	26.7	50.8	42.9		22.4	95.3
1	1.315	6.25		1.38	3.5	1.32	2.25	2	4	1	4.25	5.24
1	33.4	158.8		35.1	88.9	33.5	57.15	50.8		25.4	108
1 ¼	1.66	7.25		1.5	3.75	1.66	2.88	2.5	4	1.12	5.12	7.74
1 ¼	42.2	184.2		38.1	95.3	42.2	73.15	63.5		28.4	130
1 ½	1.9	8		1.75	4.38	1.9	3.12	2.88	4	1.25	5.75	10.9
1 ½	48.3	203.2		44.5	111.3	48.3	79.25	73.15		31.75	146.1
2	2.375	9.25		2	5	2.38	3.75	3.62	8	1.12	6.75	16.2
2	60.3	235		50.8	127	60.45	95.3	91.9		28.4	171.5
2 ½	2.875	10.5		2.25	5.62	2.88	4.5	4.12	8	1.25	7.75	23.7
2 ½	73	266.7		57.15	142.7	73.15	114.3	104.6		31.75	196.9
3	3.5	12		2.62	6.62	3.5	5	8	1.38	9	36.2
3	88.9	304.8		66.55	168.1	88.9	133.4	127		35.1	228.6
4	4.5	14		3	7.5	4.5	6.5	6.19	8	1.62	10.75	55.3
4	114.3	355.6		76.2	190.5	114.3	165.1	157.2		41.1	273.1
5	5.563	16.5		3.62	9	5.56	8	7.31	8	1.88	12.75	92.5
5	141.3	419.1		91.9	228.6	141.2	203.2	185.7		47.8	323.9
6	6.625	19		4.25	10.75	6.63	9.25	8.5	8	2.12	14.5	143
6	168.3	482.6		108	273.1	168.4	235	215.9		53.8	368.3
8	8.625	21.75		5	12.5	8.63	12	10.62	12	2.12	17.25	215
8	219.1	552.5		127	317.5	219.2	304.8	269.7		53.8	438.2
10	10.75	26.5		6.5	16.5	10.75	14.75	12.75	12	2.62	21.25	406
10	273	673.1		165.1	419.1	273	374.7	323.8		66.55	539.8
12	12.75	30		7.25	18.25	12.75	17.38	15	12	2.88	24.38	572
12	323.8	762		184.2	463.6	323.8	441.5	381		73.15	619.3

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Notes

Dimensions B corresponds to the pipe inside diameter. Values quoted assume 40S/Standard wall thickness
Weights are based on manufacturer's data and are approximate.

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