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Blind Flanges

ANSI B 16.5 Class 900 lb

Stainless Steel : ASTM A 182, A 240

Grade : F304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L, Duplex stainless steel UNS S31803, 2205, Super Duplex stainless steel UNS S32750

Carbon Steel : ASTM A 105, ASTM A 181

Alloy Steel : ASTM A 182, GR F1, F11, F22, F5, F9, F91

Nickel Alloys : Monel 400 & 500, Inconel 600 & 625, Incolloy 800, 825, Hastelloy C22,C276

Copper Alloys : Copper, Brass & Gunmetal

Size : 1/8" NB TO 48"NB.

Class : 150#, 300#,400 #,600#,900#, 1500# & 2500 #.

Standard
ANSI : ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48

DIN : DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638, DIN2673

B.S : BS4504 , BS4504, BS1560, BS10

Pipe		Flange Data		Raised Face	Drilling Data			Weight
		A	C	G	H	I	J


	Outside Diameter In Mm	Overall Diameter In Mm	Flange Thickness min In Mm	Face Diameter In Mm	Number of Holes	Bolt Hole Diameter In Mm	Diameter of Circle of Holes In Mm	Kg/ Piece
½	0.840	4.750	0.880	1.380	4	0.880	3.250	1.77
½	21.30	120.6	22.30	35.10		22.30	82.50
¾	1.050	5.120	1.000	1.690	4	0.880	3.500	2.42
¾	26.70	130.0	25.40	42.90		22.30	88.90
1	1.315	5.880	1.120	2.000	4	1.000	4.000	3.57
1	33.40	149.3	28.40	50.80		25.40	101.6
1 ¼	1.660	6.250	1.120	2.500	4	1.000	4.380	4.15
1 ¼	42.20	158.7	28.40	63.50		25.40	111.2
1 ½	1.900	7.000	1.250	2.880	4	1.120	4.880	5.75
1 ½	48.30	177.8	31.70	73.15		28.40	123.9
2	2.375	8.500	1.500	3.620	8	1.000	6.500	10.1
2	60.30	215.9	38.10	91.90		25.40	165.1
2 ½	2.875	9.620	1.620	4.120	8	1.120	7.500	14.0
2 ½	73.00	244.3	41.10	104.6		28.40	190.5
3	3.500	9.500	1.500	5.000	8	1.000	7.500	13.1
3	88.90	241.3	38.10	127.0		25.40	190.5
4	4.500	11.50	1.750	6.190	8	1.250	9.250	26.9
4	114.3	292.1	44.40	157.2		31.70	234.9
5	5.563	13.75	2.000	7.310	8	1.380	11.00	36.5
5	141.3	349.2	50.80	185.7		35.00	279.4
6	6.625	15.00	2.190	8.500	12	1.250	12.50	47.40
6	168.3	381.0	55.60	215.9		31.70	317.5
8	8.625	18.50	2.500	10.62	12	1.500	15.50	82.5
8	219.1	469.9	63.50	269.7		38.10	393.7
10	10.75	21.50	2.750	12.75	16	1.500	18.50	122
10	273.0	546.1	69.85	323.8		38.10	469.9
12	12.75	24.00	3.120	15.00	20	1.500	21.00	173
12	323.8	609.6	79.25	381.0		38.10	533.4
14	14.00	25.25	3.380	16.25	20	1.620	22.00	206
14	355.6	641.3	85.80	412.7		41.10	558.8
16	16.00	27.75	3.500	18.50	20	1.750	24.25	259
16	406.4	704.8	88.90	469.9		44.40	615.9
18	18.00	31.00	4.000	21.00	20	2.000	27.00	367
18	457.2	787.4	101.6	533.4		50.80	685.8
20	20.00	33.75	4.250	23.00	20	2.120	29.50	463
20	508.0	857.2	107.9	584.2		53.80	749.3
24	24.00	41.00	5.500	27.25	20	2.620	35.50	876
24	609.6	1041.4	139.7	692.1		66.55	901.7

Notes

Weights are based on manufacturer's data and are approximate.

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ANSI B 16.5 Class 1500 lb

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Pipe		Flange Data		Raised Face	Drilling Data			Weight
		A	C	G	H	I	J


	Outside Diameter In Mm	Overall Diameter In Mm	Flange Thickness min In Mm	Face Diameter In Mm	Number of Holes	Bolt Hole Diameter In Mm	Diameter of Circle of Holes In Mm	Kg/ Piece
½	0.840	4.750	0.880	1.380	4	0.880	3.250	1.77
½	21.30	120.6	22.30	35.10		22.30	82.50
¾	1.050	5.120	1.000	1.690	4	0.880	3.500	2.42
¾	26.70	130.0	25.40	42.90		22.30	88.90
1	1.315	5.880	1.120	2.000	4	1.000	4.000	3.57
1	33.40	149.3	28.40	50.80		25.40	101.6
1 ¼	1.660	6.250	1.120	2.500	4	1.000	4.380	4.15
1 ¼	42.20	158.7	28.40	63.50		25.40	111.2
1 ½	1.900	7.000	1.250	2.880	4	1.120	4.880	5.75
1 ½	48.30	177.8	31.70	73.15		28.40	123.9
2	2.375	8.500	1.500	3.620	8	1.000	6.500	10.1
2	60.30	215.9	38.10	91.90		25.40	165.1
2 ½	2.875	9.620	1.620	4.120	8	1.120	7.500	14.0
2 ½	73.00	244.3	41.10	104.6		28.40	190.5
3	3.500	10.50	1.880	5.000	8	1.250	8.000	19.1
3	88.90	266.7	47.70	127.0		31.70	203.2
4	4.500	12.25	2.120	6.190	8	1.380	9.500	29.9
4	114.3	311.1	53.80	157.2		35.00	241.3
5	5.563	14.75	2.880	7.310	8	1.620	11.50	58.4
5	141.3	374.6	73.15	185.7		41.10	292.1
6	6.625	15.50	3.250	8.500	12	1.500	12.50	71.8
6	168.3	393.7	82.50	215.9		38.10	317.5
8	8.625	19.00	3.620	10.62	12	1.750	15.50	122
8	219.1	482.6	91.90	269.7		44.40	393.7
10	10.75	23.00	4.250	12.75	12	2.000	19.00	210
10	273.0	584.2	107.9	323.8		50.80	482.6
12	12.75	26.50	4.880	15.00	16	2.120	22.50	316
12	323.8	673.1	123.9	381.0		53.80	571.5
14	14.00	29.50	5.250	16.25	16	2.380	25.00	420
14	355.6	749.3	133.3	412.7		60.45	635.0
16	16.00	32.50	5.750	18.50	16	2.620	27.75	558
16	406.4	825.5	146.0	469.9		66.55	704.8
18	18.00	36.00	6.380	21.00	16	2.880	30.50	760
18	457.2	914.4	162.0	533.4		73.15	774.7
20	20.00	38.75	7.000	23.00	16	3.120	32.75	965
20	508.0	984.2	177.8	584.2		79.25	831.8
24	24.00	46.00	8.000	27.25	16	3.620	39.00	1558
24	609.6	1168.4	203.2	692.1		91.90	990.6

Notes

Weights are based on manufacturer's data and are approximate.

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ANSI B 16.5 Class 2500 lb

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Pipe		Flange Data		Raised Face	Drilling Data			Weight
		A	C	G	H	I	J


	Outside Diameter In Mm	Overall Diameter In Mm	Flange Thickness min In Mm	Face Diameter In Mm	Number of Holes	Bolt Hole Diameter In Mm	Diameter of Circle of Holes In Mm	Kg/ Piece
½	0.840	5.250	1.190	1.380	4	0.880	3.500	2.99
½	21.30	133.4	30.20	35.10		22.40	88.90
¾	1.050	5.500	1.250	1.690	4	0.880	3.750	3.50
¾	26.70	139.7	31.75	42.90		22.40	95.30
1	1.315	6.250	1.380	2.000	4	1.000	4.250	4.96
1	33.40	158.8	35.10	50.80		25.40	108.0
1 ¼	1.660	7.250	1.500	2.500	4	1.120	5.120	7.35
1 ¼	42.20	184.2	38.10	63.50		28.40	130.0
1 ½	1.900	8.000	1.750	2.880	4	1.250	5.750	10.4
1 ½	48.30	203.2	44.50	73.15		31.75	146.1
2	2.375	9.250	2.000	3.620	8	1.120	6.750	15.6
2	60.30	235.0	50.80	91.90		28.40	171.5
2 ½	2.875	10.50	2.250	4.120	8	1.250	7.750	22.6
2 ½	73.00	266.7	57.15	104.6		31.75	196.9
3	3.500	12.00	2.620	5.000	8	1.380	9.000	34.8
3	88.90	304.8	66.55	127.0		35.10	228.6
4	4.500	14.00	3.000	6.190	8	1.620	10.75	53.9
4	114.3	355.6	76.20	157.2		41.10	273.1
5	5.563	16.50	3.620	7.310	8	1.880	12.75	90.8
5	141.3	419.1	91.90	185.7		47.80	323.9
6	6.625	19.00	4.250	8.500	8	2.120	14.50	141
6	168.3	482.6	108.0	215.9		53.80	368.3
8	8.625	21.75	5.000	10.62	12	2.120	17.25	214
8	219.1	552.5	127.0	269.7		53.80	438.2
10	10.75	26.50	6.500	12.750	12	2.620	21.25	411
10	273.0	673.1	165.1	323.8		66.55	539.8
12	12.75	30.00	7.250	15.00	12	2.880	24.38	592
12	323.8	762.0	184.2	381.0		73.15	619.3

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Notes

Weights are based on manufacturer's data and are approximate.

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