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A182 F316 Hex Nipple

Content

A182 F316 hex nipples are short nipples made of stainless steel and have a hexagonal structure. This type of nipples plays a key role in pipeline connections and can meet the needs of different pipeline designs. Common types of stainless steel hexagonal nipples include equal-diameter hexagonal nipples and reducing-diameter hexagonal nipples.
Stainless steel has good corrosion resistance and can resist the erosion of a variety of chemical substances. For example, in some chemical environments, it may be exposed to acidic or alkaline solutions. Stainless steel hexagonal nipples can effectively prevent corrosion and ensure the long-term stable operation of the pipeline system.
In chemical production equipment, stainless steel hexagonal nipples are widely used in various pipeline connections. Since instruments usually have high requirements for connection accuracy and stability, the hexagonal shape of stainless steel hexagonal nipples is convenient for precise installation and adjustment using tools.

Hex Nipple Types & Standard

Types	Equal and Reducing Hex Nipple
Thread	NPT, PT, BSPP, BSPT, PF
Stardard	ASME B16.11 / BS3799 / EN10241
Size Range	1/8″,1/4″, 1/2″, 3/4″, 1″, 1-1/4″, 1-1/2″, 2″, 2-1/2″, 3″
Material	Carbon Steel ASTM A105 & Stainless Steel 304 / 316

ASME B16.11 Hex Nipple Dimensions

DN	NPS	C nom	E 1 nom	E 2 nom	W	D
DN	NPS	C nom	E 1 nom	E 2 nom	W	Sch80	Sch160
6	1/8	6	10	–	26	5	4
8	1/4	6	15	–	36	7	6
8×6	1/4×1/8	6	15	10	31	5	4
10	3/8	8	16	–	40	10	8
10×8	3/8×1/4	8	16	15	39	7	6
15	1/2	8	20	–	48	13	10
15×10	1/2×3/8	8	20	16	44	10	8
15×8	1/2×1/4	8	20	15	43	7	6
20	3/4	10	21	–	52	18	14
20×15	3/4×1/2	10	21	20	51	13	10
20×10	3/4×3/8	10	21	16	47	10	8
25	1	10	25	–	60	23	19
25×20	1×3/4	10	25	21	56	18	14
25×15	1×1/2	10	25	20	55	13	10
32	1-1/4	12	25	–	62	31	28
32×25	1-1/4 × 1	12	25	25	62	23	19
32×20	1-1/4×3/4	12	25	21	58	18	14
32×15	1-1/4×1/2	12	25	20	57	13	10
40	1-1/2	16	26	–	68	36	32
40×32	1-1/2 x 1-1/4	16	26	25	67	31	28
40×25	1-1/2 x 1	16	26	25	67	23	19
40×20	1-1/2 x 3/4	16	26	21	63	18	14
40×15	1-1/2×1/2	16	26	20	62	13	10
50	2	18	27	–	72	47	40
50×40	2×1-1/2	18	27	26	71	36	32
50×32	2×1-1/4	18	27	25	70	31	28
50×25	2×1	18	27	25	70	23	19
50×20	2×3/4	18	27	21	66	18	14
50×15	2×1/2	18	27	20	65	13	10
65	2-1/2	20	38	–	96	57	51
65×50	2-1/2×2	20	38	27	85	47	40
65×40	2-1/2×1-1/2	20	38	26	84	36	32
65×32	2-1/2×1-1/4	20	38	25	83	31	28
65×25	2-1/2×1	20	38	25	83	23	19
65×20	2-1/2×3/4	20	38	21	79	18	14
80	3	20	40	–	100	70	63
80×65	3×2-1/2	20	40	38	98	57	51
80×50	3×2	20	40	27	87	47	40
80×40	3×1-1/2	20	40	26	86	36	32
80×32	3×1-1/4	20	40	25	85	31	28
80×25	3×1	20	40	25	85	23	19

Advantages of A182 F316 Hex Nipple

High Strength and Stability

A182 F316 hex nipples have high strength, which enables them to withstand greater pressure in pipeline systems. In industrial fields, such as the petrochemical industry, many pipelines need to transport high-pressure liquids or gases. For example, during the extraction and transportation of oil, the oil pipes in the oil well may face pressures of hundreds or even thousands of atmospheres. Stainless steel hexagonal nipples can stably connect pipelines to ensure that they will not break or deform under high pressure, ensuring the safe operation of the entire pipeline system.

In hydraulic systems, hydraulic oil works under high pressure. Using stainless steel hexagonal nipples to connect related pipelines can effectively prevent damage to pipe fittings caused by pressure fluctuations, thereby maintaining the normal working pressure and flow of the hydraulic system.

The hexagonal design gives the nipples good structural stability. Compared with round pipe fittings, hexagonal nipples are less likely to rotate or move after installation. In some equipment that requires precise installation and fixation, such as the pipeline connection part of precision instruments, this stability can ensure the accurate position of the pipeline and avoid affecting the normal operation of the instrument due to slight movement of the pipe fittings. For example, in the cooling pipe system of optical instruments, the stable structure of the stainless steel hexagonal nipple can prevent the pipe from shaking, thereby ensuring the stability of the cooling effect.

Hardness and Wear Resistance

The stainless steel hexagonal nipple has moderate hardness, which enables it to resist certain external force impact during use, but it will not be difficult to process or easy to crack due to being too hard. In some pipeline environments that may be subject to slight collision or friction, such as in the water supply and drainage pipe system inside the building, although the collision force is relatively small, after multiple contacts, the stainless steel hexagonal nipple with moderate hardness can maintain its shape and connection performance, and will not easily dent or wear.

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