Threaded Flange

Flanges

Threaded Flange

Flanges

Threaded Flange

ANSI B16.5 Class 150, 300, 400, 600, 900, 1500 Flanges

**ANSI B16.5 Class 150 Flanges**
Nom. Pipe Size	O	T	R	X	No./Dia. of Holes	Bolt Circle Dia.	L2	H	B2	L	B	r	L3	B3	D
1/2	3.50	0.44	1.38	1.19	4-0.62	2.38	1.88	0.62	0.62	0.88	0.12	0.62	0.90	0.90	0.38
3/4	3.88	0.50	1.59	1.50	4-0.62	2.75	2.06	1.05	0.82	0.62	0.88	0.19	1.00	1.00	0.44
1	4.25	0.56	1.91	1.75	4-0.62	3.12	2.25	1.31	1.00	0.75	0.94	0.25	1.12	1.12	0.50
1-1/4	4.62	0.62	2.28	2.00	4-0.62	3.50	2.38	1.50	1.00	0.75	1.00	0.28	1.25	1.25	0.56
1-1/2	5.00	0.69	2.88	2.25	4-0.62	3.88	2.44	1.50	1.31	0.88	1.06	0.31	1.38	1.38	0.62
2	6.00	0.75	3.62	2.75	4-0.75	4.75	2.56	1.50	1.62	1.00	1.25	0.31	1.62	1.62	0.75
2-1/2	7.00	0.88	4.12	3.25	4-0.75	5.50	2.75	2.38	2.47	1.12	2.94	0.31	2.12	2.97	0.88
3	7.50	0.94	4.62	3.88	4-0.75	5.50	3.00	3.00	3.19	1.37	3.00	0.34	1.19	2.50	1.00
3-1/2	8.50	0.94	5.50	4.81	8-0.75	6.62	3.00	4.50	4.03	1.31	4.50	0.34	1.31	4.60	1.00
4	9.00	0.94	6.19	5.31	8-0.75	7.50	3.00	4.50	4.03	1.31	4.57	0.44	1.31	4.60	1.00
5	10.00	0.94	7.56	6.50	8-0.88	8.50	3.00	5.00	5.06	1.50	5.62	0.44	1.56	5.75	1.00
6	11.00	1.00	8.62	7.69	8-0.88	9.50	3.25	6.00	5.76	1.62	6.00	0.50	1.75	6.87	1.25
8	13.50	1.12	10.62	9.50	8-0.88	11.75	3.62	8.00	7.87	1.75	8.62	0.56	2.19	8.75	1.25
10	16.00	1.25	12.75	11.75	12-1.00	14.25	4.00	10.00	10.25	2.00	10.25	0.62	2.19	12.00	1.38
12	19.00	1.25	15.00	14.38	12-1.00	17.00	4.50	12.75	12.00	2.19	12.88	0.50	2.19	12.62	1.63
14	21.00	1.38	16.25	15.75	12-1.12	18.50	4.87	14.00	13.25	2.25	14.38	0.69	2.38	12.75	1.75
16	23.50	1.44	18.50	17.75	16-1.12	21.25	5.50	16.00	17.25	2.69	18.00	0.69	3.00	12.88	2.13
18	25.00	1.56	21.00	19.88	16-1.25	23.75	5.69	18.00	17.25	2.69	18.00	0.69	3.00	12.88	2.13
20	27.50	1.62	23.50	22.25	20-1.25	26.00	5.75	20.00	19.25	2.88	19.25	0.75	4.25	22.25	2.38
24	32.00	1.88	27.25	26.12	20-1.38	29.50	6.00	24.00	23.25	3.25	24.25	0.50	4.38	24.25	2.50

**ANSI B16.5 Class 300 Flanges**
Nom. Pipe Size	O	T	R	X	No. & Dia. of Holes	Bolt Circle Dia.	L2	H	B2	L	B	r	L3	B3	D	C	THr
1/2	3.75	0.56	1.38	1.50	4-0.62	2.62	2.06	0.84	0.62	0.88	0.88	0.12	0.88	0.90	0.38	0.93	0.62
3/4	4.62	0.62	1.69	1.88	4-0.75	3.25	2.25	1.05	0.82	1.00	1.09	0.12	1.00	1.11	0.44	1.14	0.62
1	4.88	0.69	2.00	2.12	4-0.75	3.50	2.44	1.32	1.05	1.06	1.36	0.12	1.06	1.38	0.50	1.41	0.69
1-1/4	5.25	0.75	2.50	2.50	4-0.75	3.88	2.56	1.66	1.38	1.06	1.70	0.19	1.06	1.72	0.56	1.75	0.81
1-1/2	6.12	0.81	2.88	2.75	4-0.88	4.50	2.69	1.90	1.61	1.19	1.95	0.25	1.19	1.97	0.62	1.99	0.88
2	6.50	0.88	3.62	3.31	8-0.75	5.00	2.75	2.38	2.07	1.31	2.44	0.31	1.31	2.46	0.75	2.50	1.12
2-1/2	7.50	1.00	4.12	3.94	8-0.88	5.88	3.00	2.88	2.47	1.50	2.94	0.31	1.50	2.97	0.75	3.00	1.25
3	8.25	1.12	5.00	4.62	8-0.88	6.62	3.12	3.50	3.07	1.69	3.57	0.38	1.69	3.60	0.81	3.63	1.25
3-1/2	9.00	1.19	5.50	5.25	8-0.88	7.25	3.19	4.00	3.55	1.75	4.07	0.38	1.75	4.10	—	4.13	1.44
4	10.00	1.25	6.19	5.75	8-0.88	7.88	3.38	4.50	4.03	1.88	4.57	0.44	1.88	4.60	—	4.63	1.44
5	11.00	1.38	7.31	7.00	8-0.88	9.25	3.88	5.56	5.05	2.00	5.66	0.44	2.00	5.69	—	5.69	1.69
6	12.50	1.44	8.50	8.12	12-0.88	10.62	3.88	6.63	6.07	2.06	6.72	0.50	2.06	6.75	—	6.75	1.81
8	15.00	1.62	10.62	10.25	12-1.00	13.00	4.38	8.63	7.98	2.44	8.72	0.50	2.44	8.75	—	8.75	2.00
10	17.50	1.88	12.75	12.62	16-1.12	15.25	4.62	10.75	10.02	2.62	10.88	0.50	3.75	10.92	—	10.88	2.19
12	20.50	2.00	15.00	14.75	16-1.25	17.75	5.12	12.75	12.00	2.88	12.88	0.50	4.00	12.92	—	12.94	2.38
14	23.00	2.12	16.25	16.75	20-1.25	20.25	5.62	14.00	13.25	3.00	14.14	0.50	4.38	14.18	—	14.19	2.50
16	25.50	2.25	18.50	19.00	20-1.38	22.50	5.75	16.00	15.25	3.25	16.16	0.50	4.75	16.19	—	16.19	2.69
18	28.00	2.38	21.00	21.00	24-1.38	24.75	6.25	18.00	17.25	3.50	18.18	0.50	5.12	18.20	—	18.19	2.75
20	30.50	2.50	23.00	23.12	24-1.38	27.00	6.38	20.00	19.25	3.75	20.20	0.50	5.50	20.25	—	20.19	2.88
22	33.00	2.63	25.25	25.25	24-1.63	29.25	6.50	22.00	21.25	4.00	22.22	0.50	5.75	22.25	—	22.19	3.13
24	36.00	2.75	27.25	27.62	24-1.62	32.00	6.62	24.00	23.25	4.19	24.25	0.50	6.00	24.25	—	24.19	3.25

**ANSI B16.5 Class 400 Flanges**
Nom. Pipe Size	O	T	R	X	No. & Dia. of Holes	Bolt Circle Dia.	L2	H	L	B	r	L3	B3	D	C	THr
1/2	3.75	0.56	1.38	1.50	4-0.62	2.62	2.06	0.84	0.88	0.88	0.12	0.88	0.90	0.38	0.93	0.62
3/4	4.62	0.62	1.69	1.88	4-0.75	3.25	2.25	1.05	1.00	1.09	0.12	1.00	1.11	0.44	1.14	0.62
1	4.88	0.69	2.00	2.12	4-.075	3.50	2.44	1.32	1.06	1.36	0.12	1.06	1.38	0.50	1.41	0.69
1-1/4	5.25	0.81	2.50	2.50	4-0.75	3.88	2.62	1.66	1.12	1.70	0.19	1.12	1.72	0.56	1.75	0.81
1-1/2	6.12	0.88	2.88	2.75	4-0.88	4.50	2.75	1.90	1.25	1.95	0.25	1.25	1.97	0.62	1.99	0.88
2	6.50	1.00	3.62	3.31	8-0.75	5.00	2.88	2.38	1.44	2.44	0.31	1.44	2.46	0.69	2.50	1.12
2-1/2	7.50	1.12	4.12	3.94	8-0.88	5.88	3.12	2.88	1.62	2.94	0.31	1.62	2.97	0.75	3.00	1.25
3	8.25	1.25	5.00	4.62	8-0.88	6.62	3.25	3.50	1.81	3.57	0.38	1.81	3.60	0.81	3.63	1.38
3-1/2	9.00	1.38	5.50	5.25	8-1.00	7.25	3.38	4.00	1.94	4.07	0.38	1.94	4.10	0.81	4.13	1.56
4	10.00	1.38	6.19	5.75	8-1.00	7.88	3.50	4.50	2.00	4.57	0.44	2.00	4.60		4.63	1.44
5	11.00	1.50	7.31	7.00	8-1.00	9.25	4.00	5.56	2.12	5.66	0.44	2.12	5.69		5.69	1.69
6	12.5	1.62	8.50	8.12	12-1.00	10.62	4.06	6.63	2.25	6.72	0.50	2.25	6.75		6.75	1.81
8	15.00	1.88	10.62	10.25	12-1.12	13.00	4.62	8.63	2.69	8.72	0.50	2.69	8.75		8.75	2.00
10	17.5	2.12	12.75	12.62	16-1.25	15.25	4.88	10.75	2.88	10.88	0.50	2.88	10.92		10.88	2.19
12	20.5	2.25	15.00	14.75	16-1.38	17.75	5.38	12.75	3.12	12.88	0.50	4.25	12.92		12.94	2.38
14	23.00	2.38	16.25	16.75	20-1.38	20.25	5.88	14.00	3.31	14.14	0.50	4.62	14.18		14.19	2.50
16	25.5	2.50	18.50	19.00	20-1.50	22.50	6.00	16.00	3.69	16.16	0.50	5.00	16.19		16.19	2.69
18	28.00	2.62	21.00	21.00	24-1.50	24.75	6.50	18.00	3.88	18.18	0.50	5.38	18.20		18.19	2.75
20	30.5	2.75	23.00	23.12	24-1.62	27.00	6.62	20.00	4.00	20.20	0.50	5.75	20.25		20.19	2.88
22	33.00	2.88	25.25	25.25	24-1.75	29.25	6.75	22.00	4.25	22.22	0.50	6.00	22.25
24	36.00	3.00	27.25	27.62	24-1.88	32.00	6.88	24.00	4.50	24.25	0.50	6.25	24.25		24.19	3.25

**ANSI B16.5 Class 600 Flanges**
Nom. Pipe Size	O	T	R	X	No. & Dia. of Holes	Bolt Circle Dia.	L2	H	L	B	r	L3	B3	D	C	THr
1/2	3.75	0.56	1.38	1.50	4-0.62	2.62	2.06	0.84	0.88	0.88	0.12	0.88	0.90	0.38	0.93	0.62
3/4	4.62	0.62	1.69	1.88	4-0.75	3.25	2.25	1.05	1.00	1.09	0.12	1.00	1.11	0.44	1.14	0.62
1	4.88	0.69	2.00	2.12	4- .075	3.50	2.44	1.32	1.06	1.36	0.12	1.06	1.38	0.50	1.41	0.69
1-1/4	5.25	0.81	2.50	2.50	4-0.75	3.88	2.62	1.66	1.12	1.70	0.19	1.12	1.72	0.56	1.75	0.81
1-1/2	6.12	0.88	2.88	2.75	4-0.88	4.50	2.75	1.90	1.25	1.95	0.25	1.25	1.97	0.62	1.99	0.88
2	6.50	1.00	3.62	3.31	8-0.75	5.00	2.88	2.38	1.44	2.44	0.31	1.44	2.46	0.69	2.50	1.12
2-1/2	7.50	1.12	4.12	3.94	8-0.88	5.88	3.12	2.88	1.62	2.94	0.31	1.62	2.97	0.75	3.00	1.25
3	8.25	1.25	5.00	4.62	8-0.88	6.62	3.25	3.50	1.81	3.57	0.38	1.81	3.60	0.81	3.63	1.38
3-1/2	9.00	1.38	5.50	5.25	8-1.00	7.25	3.38	4.00	1.94	4.07	0.38	1.94	4.10	0.88	4.13	1.56
4	10.75	1.50	6.19	6.00	8-1.00	8.50	4.00	4.50	2.12	4.57	0.44	2.12	4.60	0.88	4.63	1.62
5	13.00	1.75	7.31	7.44	8-1.12	10.50	4.50	5.56	2.38	5.66	0.44	2.38	5.69	0.88	5.69	1.88
6	14.00	1.88	8.50	8.75	12-1.12	11.50	4.62	6.63	2.62	6.72	0.50	2.62	6.75	0.62	6.75	2.00
8	16.50	2.19	10.62	10.75	12-1.25	13.75	5.25	8.63	3.00	8.72	0.50	3.00	8.75	0.75	8.75	2.25
10	20.00	2.50	12.75	13.50	16-1.38	17.00	6.00	10.75	3.38	10.88	0.50	4.38	10.92	1.06	10.88	2.56
12	22.00	2.62	15.00	15.75	20-1.38	19.25	6.12	12.75	3.62	12.88	0.50	4.62	12.92	1.25	12.94	2.75
14	23.75	2.75	16.25	17.00	20-1.50	20.75	6.50	14.00	3.69	14.14	0.50	5.00	14.18	1.38	14.19	2.88
16	27.00	3.00	18.50	19.50	20-1.62	23.75	7.00	16.00	4.19	16.16	0.50	5.50	16.19	1.62	18.19	3.00
18	29.25	3.25	21.00	21.50	20-1.75	25.75	7.25	18.00	4.62	18.18	0.50	6.00	18.20	2.00	18.10	3.12
20	32.00	3.50	23.00	24.00	24-1.75	28.50	7.50	20.00	5.00	20.20	0.50	6.50	20.25	2.25	20.19	3.25
22	34.25	3.75	25.25	26.25	24-1.75	30.63	7.75	22.00	5.25	22.22	0.50	6.88	22.25		—
24	37.00	4.00	27.25	28.25	24-2.00	33.00	8.00	24.00	5.50	24.25	0.50	7.25	24.25		24.19	3.62

**ANSI B16.5 Class 900 Flanges**
Nom. Pipe Size	O	T	R	X	No. & Dia. of Holes	Bolt Circle Dia.	L2	H	L	B	r	L3	B3	THr
Sizes 1/2″ Thru 2-1/2″ Are Identical To Class 1500.
3	9.50	1.50	5.00	5.00	8-1.00	7.50	4.00	3.50	2.13	3.57	0.38	2.13	3.60	1.63
4	11.50	1.75	6.19	6.25	8-1.25	9.25	4.50	4.50	2.75	4.57	0.44	2.75	4.60	1.88
5	13.75	2.00	7.31	7.50	8-1.38	11.00	5.00	5.56	3.13	5.66	0.44	3.13	5.69	2.13
6	15.00	2.19	8.50	9.25	12-1.25	12.50	5.50	6.63	3.38	6.72	0.50	3.38	6.75	2.25
8	18.50	2.50	10.63	11.75	12-1.50	15.50	6.38	8.63	4.00	8.72	0.50	4.50	8.75	2.50
10	21.50	2.75	12.75	14.50	16-1.50	18.00	7.25	10.75	4.25	10.88	0.50	5.00	10.92	2.81
12	24.00	3.13	15.00	16.50	20-1.50	20.50	8.00	12.75	4.63	12.88	0.50	5.63	12.92	3.00
14	25.25	3.38	16.25	17.75	20-1.63	22.00	8.38	14.00	5.13	14.16	0.50	6.13	14.18	3.25
16	27.75	3.50	18.50	20.00	20-1.75	24.00	9.00	14.00	5.25	16.16	0.50	6.50	16.19	3.38
18	31.00	4.00	21.00	22.25	20-2.00	27.00	9.75	18.00	6.00	18.18	0.50	7.50	18.20	3.50
20	33.75	4.25	23.00	24.50	20-2.13	29.50	9.75	20.00	6.25	20.20	0.50	8.25	20.35	3.63
24	41.00	5.50	27.25	29.50	20-2.63	35.50	11.50	24.00	8.00	24.25	0.50	10.50	24.25	4.00

**ANSI B16.5 Class 1500 Flanges**
Nom. Pipe Size	O	T	R	X	No. & Dia. of Holes	Bolt Circle Dia.	L2	H	L	B	r	L3	D	B3	THr
1/2	4.75	0.88	1.38	1.50	4-0.88	3.25	2.38	0.84	1.25	0.88	0.13	1.25	0.38	0.90	0.88
3/4	5.13	1.00	1.69	1.75	4-0.88	3.50	2.75	1.05	1.38	1.09	0.13	1.38	0.44	1.11	1.00
1	5.88	1.13	2.00	2.06	4-1.00	4.00	2.88	1.32	1.63	1.36	0.13	1.63	0.50	1.38	1.13
1-1/4	6.25	1.13	2.50	2.50	4-1.00	4.38	2.88	1.66	1.63	1.70	0.19	1.63	0.56	1.72	1.19
1-1/2	7.00	1.25	2.88	2.75	4-1.13	4.88	3.25	1.90	1.75	1.95	0.25	1.75	0.63	1.97	1.25
2	8.50	1.50	3.63	4.13	8-1.00	6.50	4.00	2.38	2.25	2.44	0.31	2.25	0.69	2.46	1.50
2-1/2	9.63	1.63	4.13	4.88	8-1.13	7.50	4.13	2.88	2.50	2.94	0.31	2.50	0.75	2.97	1.88
3	10.50	1.88	5.00	5.25	8-1.25	8.00	4.63	3.50	2.88	3.57	0.38	2.88	—	3.60	2.00
4	12.25	2.13	6.19	6.38	8-1.38	9.50	4.88	4.50	3.56	4.57	0.44	3.56	—	4.60	2.25
5	14.75	2.88	7.31	7.75	8-1.63	11.50	6.13	5.56	4.13	5.66	0.44	4.13	—	5.69	2.50
6	15.50	3.25	8.50	9.00	12-1.50	12.50	6.75	6.63	4.69	6.72	0.50	4.69	—	6.75	2.75
8	19.00	3.63	10.63	11.50	12-1.75	15.50	8.38	8.63	5.63	8.72	0.50	5.63	—	8.75	3.00
10	23.00	4.25	12.75	14.50	12-2.00	19.00	10.00	10.75	6.25	10.88	0.50	7.00	—	10.92	3.31
12	26.50	4.88	15.00	17.75	16-2.13	22.50	11.13	12.75	7.13	12.88	0.50	8.63	—	12.92	3.63
14	29.50	5.25	16.25	19.50	16-2.38	25.00	11.75	14.00	—	—	0.50	9.50	—	14.18	—
16	32.50	5.75	18.50	21.75	16-2.63	27.75	12.25	16.00	—	—	0.50	10.25	—	16.19	—
18	36.00	6.38	21.00	23.50	16-2.88	30.50	12.88	18.00	—	—	0.50	10.88	—	18.20	—
20	38.75	7.00	23.00	25.25	16-3.13	32.75	14.00	20.00	—	—	0.50	11.50	—	20.25	—
24	46.00	8.00	27.25	30.00	16-3.63	39.00	16.00	24.00	—	—	0.50	13.00	—	24.25	—

KPC Flexi Tubes Pvt. Ltd.

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Legal Status of Firm

Annual Turnover

Import Export Code (IEC)

GST No.

Contact Info

+91 9599075744, +91 9717490713

[email protected]

Plot No. 7A, 13/3, Mathura Road, Hemla Industrial Area, Faridabad-121003, Haryana, India