Slip On Flange

Slip-on flanges are one of the most versatile and commonly used components in piping systems across various industries. Their simple design and ease of installation make them a preferred choice for engineers and manufacturers. In this article, we will delve into what slip-on flanges are, their benefits, applications, and why they are a popular option in many industries.

What is a Slip-On Flange?

A slip-on flange is a type of flange that slides over the end of a pipe and is then welded in place. Unlike other flange types, the slip-on flange is not threaded, which allows for greater flexibility during installation. It is typically used in systems that operate under low pressure and require minimal stress handling.

Applications of Slip-On Flanges

• Oil and Gas: For pipelines transporting crude oil, natural gas, and refined products.
• Chemical Processing: Used in systems handling chemicals and solvents.
• Water Treatment: Essential for pipelines in wastewater and potable water treatment plants.
• Food and Beverage: Ensures safe and efficient transport of liquids and other products.
• Pharmaceutical: Used in piping systems that require hygiene and precision.

Why Choose Slip-On Flanges?

Slip-on flanges are a practical choice for many industrial applications due to their affordability, ease of use, and flexibility. They are ideal for systems that do not operate under extremely high pressure or temperature, making them suitable for a wide range of uses. Additionally, their availability in various materials and sizes ensures they can meet diverse operational needs. Slip-on flanges are an integral part of many piping systems, offering a reliable and cost-effective solution for joining pipes and other components. Whether you’re in the oil and gas, chemical, or water treatment industry, these flanges provide the versatility and durability needed to ensure efficient operations.

Slip-on Flange Dimensions & Weight
NPS	A	B	C	D	F	G	H	I	J	W
	inch	inch	inch	inch	inch	inch	No. of Holes	inch	inch	kg/pc
	mm	mm	mm	mm	mm	mm		mm	mm
1/2	3.500	0.880	0.440	0.620	1.190	1.380	4	0.620	2.380	0.39
	88.90	22.40	11.20	15.70	30.20	35.10		15.70	60.45
3/4	3.880	1.090	0.500	0.620	1.500	1.690	4	0.620	2.750	0.56
	98.60	27.70	12.70	15.70	38.10	42.90		15.70	69.85
1	4.250	1.360	0.560	0.690	1.940	2.000	4	0.620	3.120	0.78
	108.0	34.50	14.20	17.50	49.30	50.80		15.70	79.25
1-1/4	4.620	1.700	0.620	0.810	2.310	2.500	4	0.620	3.500	1.03
	117.3	43.20	15.70	20.60	58.70	63.50		15.70	88.90
1-1/2	5.000	1.950	0.690	0.880	2.560	2.880	4	0.620	3.880	1.32
	127.0	49.50	17.50	22.40	65.00	73.15		15.70	98.60
2	6.000	2.440	0.750	1.000	3.060	3.620	4	0.750	4.750	2.06
	152.4	62.00	19.10	25.40	77.70	91.90		19.10	120.7
2-1/2	7.000	2.940	0.880	1.120	3.560	4.120	4	0.750	5.500	3.28
	177.8	74.70	22.40	28.40	90.40	104.6		19.10	139.7
3	7.500	3.570	0.940	1.190	4.250	5.000	4	0.750	6.000	3.85
	190.5	90.70	23.90	30.20	108.0	127.0		19.10	152.4
3-1/2	8.500	4.070	0.940	1.250	4.810	5.500	8	0.750	7.000	4.81
	215.9	103.4	23.90	31.75	122.2	139.7		19.10	177.8
4	9.000	4.570	0.940	1.310	5.310	6.190	8	0.750	7.500	5.30
	228.6	116.1	23.90	33.30	134.9	157.2		19.10	190.5
5	10.00	5.660	0.940	1.440	6.440	7.310	8	0.880	8.500	6.07
	254.0	143.8	23.90	36.60	163.6	185.7		22.40	215.9
6	11.00	6.720	1.000	1.560	7.560	8.500	8	0.880	9.500	7.45
	279.4	170.7	25.40	39.60	192.0	215.9		22.40	241.3
8	13.50	8.720	1.120	1.750	9.690	10.62	8	0.880	11.75	12.1
	342.9	221.5	28.40	44.50	246.1	269.7		22.40	298.5
10	16.00	10.88	1.190	1.940	12.00	12.75	12	1.000	14.25	16.5
	406.4	276.3	30.20	49.30	304.8	323.9		25.40	362.0
12	19.00	12.88	1.250	2.190	14.38	15.00	12	1.000	17.00	26.2
	482.6	327.1	31.75	55.60	365.3	381.0		25.40	431.8
14	21.00	14.14	1.380	2.250	15.75	16.25	12	1.120	18.75	34.6
	533.4	359.1	35.10	57.15	400.1	412.8		28.40	476.3
16	23.50	16.16	1.440	2.500	18.00	18.50	16	1.120	21.25	44.8
	596.9	410.5	36.60	63.50	457.2	469.9		28.40	539.8
18	25.00	18.18	1.560	2.690	19.88	21.00	16	1.250	22.75	48.9
	635.0	461.8	39.60	68.30	505.0	533.4		31.75	577.9
20	27.50	20.20	1.690	2.880	22.00	23.00	20	1.250	25.00	61.9
	698.5	513.1	42.90	73.15	558.8	584.2		31.75	635.0
24	32.00	24.25	1.880	3.250	26.12	27.25	20	1.380	29.50	86.9
	812.8	616.0	47.80	82.60	663.4	692.2		35.10	749.3