Overall view of Sangyie Technology's Stainless steel union

DIN Standard Stainless steel union

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Hygienic union are composed of one nut, one male and two liners, being used for pipelines and equipment that can be cleaned in place (CIP). Normally, Sangyie manufacture hygienic unions in 1.4301 (AISI 304) or 1.4404 (AISI 316L) from size 1/2” DN10 to size 8” DN200. Hygienic unions and fittings are widely used in heat exchanger, AI liquid cooling systems, food-processing, beverages, brewing, wine, dairy, cosmetic, personal care, pharmaceutical, biotechnology and semiconductor industries.

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Hygienic union Technical parameters

Stock size	1/2” ~ 6”, DN10 ~ DN150
Material	EN 1.4301 (AISI 304), EN 1.4404, EN 1.4435(AISI 316L)
Surface finish	Mechanical polished, Electro polished, Pickled
Pipe joint standard	DIN, SMS, BS / RJT, 3A, ISO / IDF
Connection type	welded

Hygienic union Data sheet

DIN nut

Model no	Size	G	D	D1	H
SY-FUN11420010	DN10	Rd28*1/8	38	19	18
SY-FUN11420015	DN15	Rd34*1/8	44	25	18
SY-FUN11420020	DN20	Rd44*1/6	54	31	21
SY-FUN11420025	DN25	Rd52*1/6	63	35	21
SY-FUN11420032	DN32	Rd58*1/6	70	42	21
SY-FUN11420040	DN40	Rd65*1/6	78	49	21
SY-FUN11420050	DN50	Rd78*1/6	92	62	22
SY-FUN11420065	DN65	Rd95*1/6	110	78	25
SY-FUN11420080	DN80	Rd110*1/4	125	92	27
SY-FUN11420100	DN100	Rd130*1/4	146	113	29
SY-FUN11420125	DN125	Rd160*1/4	178	138	32
SY-FUN11420150	DN150	Rd190*1/4	210	164	38

DIN blind nut

Model no	Size	G	D	H
SY-FUN12420010	DN10	Rd28*1/8	38	18
SY-FUN12420015	DN15	Rd34*1/8	44	18
SY-FUN12420020	DN20	Rd44*1/6	54	21
SY-FUN12420025	DN25	Rd52*1/6	63	21
SY-FUN12420032	DN32	Rd58*1/6	70	21
SY-FUN12420040	DN40	Rd65*1/6	78	21
SY-FUN12420050	DN50	Rd78*1/6	92	22
SY-FUN12420065	DN65	Rd95*1/6	110	25
SY-FUN12420080	DN80	Rd110*1/4	125	27
SY-FUN12420100	DN100	Rd130*1/4	146	29
SY-FUN12420125	DN125	Rd160*1/4	178	32
SY-FUN12420150	DN150	Rd190*1/4	210	38

DIN short male

Model no	Size	G	D	H	T
SY-FUN21620010	DN10	Rd28*1/8	12/13	17	1.5
SY-FUN21620015	DN15	Rd34*1/8	18/19	17	1.5
SY-FUN21620020	DN20	Rd44*1/6	22/23	19	1.5
SY-FUN21620025	DN25	Rd52*1/6	28/29	20	1.5
SY-FUN21620032	DN32	Rd58*1/6	34/35	20	1.5
SY-FUN21620040	DN40	Rd65*1/6	40/41	20	1.5
SY-FUN21620050	DN50	Rd78*1/6	52/53	21	1.5
SY-FUN21620065	DN65	Rd95*1/6	70	23	2
SY-FUN21620080	DN80	Rd110*1/4	85	25	2
SY-FUN21620100	DN100	Rd130*1/4	104	28	2
SY-FUN21620125	DN125	Rd160*1/4	129	30	2
SY-FUN21620150	DN150	Rd190*1/4	154	35	2

DIN short liner

Model no	Size	D	D1	H	T
SY-FUN31620010	DN10	12/13	22	13	1.5
SY-FUN31620015	DN15	18/19	28	13	1.5
SY-FUN31620020	DN20	22/23	36	13	1.5
SY-FUN31620025	DN25	28/29	44	15.5	1.5
SY-FUN31620032	DN32	34/35	50	16	1.5
SY-FUN31620040	DN40	40/41	56	16	1.5
SY-FUN31620050	DN50	52/53	68	17	1.5
SY-FUN31620065	DN65	70	86	18	2
SY-FUN31620080	DN80	85	100	19	2
SY-FUN31620100	DN100	104	121	21	2
SY-FUN31620125	DN125	129	150	25	2
SY-FUN31620150	DN150	154	176	30	2

DIN long male

Model no	Size	G	D	H	T
SY-FUN22420010	DN10	Rd28*1/8	12/13	21	1.5
SY-FUN22420015	DN15	Rd34*1/8	18/19	21	1.5
SY-FUN22420020	DN20	Rd44*1/6	22/23	24	1.5
SY-FUN22420025	DN25	Rd52*1/6	28/29	29	1.5
SY-FUN22420032	DN32	Rd58*1/6	34/35	32	1.5
SY-FUN22420040	DN40	Rd65*1/6	40/41	33	1.5
SY-FUN22420050	DN50	Rd78*1/6	52/53	35	1.5
SY-FUN22420065	DN65	Rd95*1/6	70	40	2
SY-FUN22420080	DN80	Rd110*1/4	85	45	2
SY-FUN22420100	DN100	Rd130*1/4	104	54	2
SY-FUN22420125	DN125	Rd160*1/4	129	46	2
SY-FUN22420150	DN150	Rd190*1/4	154	50	2

DIN long liner

Model no	Size	D	D1	H	T
SY-FUN32420010	DN10	12/13	22	17	1.5
SY-FUN32420015	DN15	18/19	28	17	1.5
SY-FUN32420020	DN20	22/23	36	18	1.5
SY-FUN32420025	DN25	28/29	44	22	1.5
SY-FUN32420032	DN32	34/35	50	25	1.5
SY-FUN32420040	DN40	40/41	56	26	1.5
SY-FUN32420050	DN50	52/53	68	28	1.5
SY-FUN32420065	DN65	70	86	32	2
SY-FUN32420080	DN80	85	100	37	2
SY-FUN32420100	DN100	104	121	44	2
SY-FUN32420125	DN125	129	150	34	2
SY-FUN32420150	DN150	154	176	37	2

DIN-INCH male

Model no	Size	G	D	H	T
SY-FUN23620100	1"	Rd52*1/6	25.4	29	1.5
SY-FUN23620125	1 1/4"	Rd58*1/6	31.8	32	1.5
SY-FUN23620150	1 1/2"	Rd65*1/6	38.1	33	1.5
SY-FUN23620200	2"	Rd78*1/6	50.8	35	1.5
SY-FUN23620250	2 1/2"	Rd95*1/6	63.5	40	2
SY-FUN23620300	3"	Rd110*1/4	76.2	45	2
SY-FUN23620400	4"	Rd130*1/4	101.6	54	2

DIN-INCH liner

Model no	Size	D	D1	H	T
SY-FUN33620010	1"	25.4	44	22	1.5
SY-FUN33620015	1 1/4"	31.8	50	25	1.5
SY-FUN33620020	1 1/2"	38.1	56	26	1.5
SY-FUN33620025	2"	50.8	68	28	1.5
SY-FUN33620032	2 1/2"	63.5	86	32	2
SY-FUN33620040	3"	76.2	100	37	2
SY-FUN33620050	4"	101.6	121	44	2

DIN expanded male

Model no	Size	G	D	H
SY-FUN24420010	DN10	Rd28*1/8	18	21
SY-FUN24420015	DN15	Rd34*1/8	24	21
SY-FUN24420020	DN20	Rd44*1/6	30	24
SY-FUN24420025	DN25	Rd52*1/6	35	29
SY-FUN24420032	DN32	Rd58*1/6	41	32
SY-FUN24420040	DN40	Rd65*1/6	48	33
SY-FUN24420050	DN50	Rd78*1/6	61	35
SY-FUN24420065	DN65	Rd95*1/6	79	40
SY-FUN24420080	DN80	Rd110*1/4	93	45
SY-FUN24420100	DN100	Rd130*1/4	114	54

DIN expanded liner

Model no	Size	D	D1	H
SY-FUN34420010	DN10	18	22	17
SY-FUN34420015	DN15	24	28	17
SY-FUN34420020	DN20	30	36	18
SY-FUN34420025	DN25	35	44	22
SY-FUN34420032	DN32	41	50	25
SY-FUN34420040	DN40	48	56	26
SY-FUN34420050	DN50	61	68	28
SY-FUN34420065	DN65	79	86	32
SY-FUN34420080	DN80	93	100	37
SY-FUN34420100	DN100	114	121	44

DIN blind male

Model no	Size	G	D	H
SY-FUN25420015	DN15	Rd34*1/8	18/19	17
SY-FUN25420020	DN20	Rd44*1/6	22/23	19
SY-FUN25420025	DN25	Rd52*1/6	28/29	20
SY-FUN25420032	DN32	Rd58*1/6	34/35	20
SY-FUN25420040	DN40	Rd65*1/6	40/41	20
SY-FUN25420050	DN50	Rd78*1/6	52/53	21
SY-FUN25420065	DN65	Rd95*1/6	70	23
SY-FUN25420080	DN80	Rd110*1/4	85	25
SY-FUN25420100	DN100	Rd130*1/4	104	8
SY-FUN25420125	DN125	Rd160*1/4	129	30
SY-FUN25420150	DN150	Rd190*1/4	154	35

DIN blind liner

Model no	Size	D1	D2	H
SY-FUN35420015	DN15	24	28	9
SY-FUN35420020	DN20	30	36	11
SY-FUN35420025	DN25	35	44	13
SY-FUN35420032	DN32	41	50	13
SY-FUN35420040	DN40	48	56	13
SY-FUN35420050	DN50	61	68	15
SY-FUN35420065	DN65	79	86	16
SY-FUN35420080	DN80	93	100	16
SY-FUN35420100	DN100	114	121	20
SY-FUN35420125	DN125	137	150	22
SY-FUN35420150	DN150	163	176	24

DIN union gasket

Model no	Size	D	H
SY-FUN40E20010	DN10	20	4
SY-FUN12420015	DN15	26	5
SY-FUN12420020	DN20	33	5
SY-FUN12420025	DN25	40	5
SY-FUN12420032	DN32	46	5
SY-FUN12420040	DN40	52	5
SY-FUN12420050	DN50	64	5
SY-FUN12420065	DN65	81	5
SY-FUN12420080	DN80	95	5
SY-FUN12420100	DN100	114	5
SY-FUN12420125	DN125	142	6
SY-FUN12420150	DN150	167	6

SMS nut

Model no	Size	G	D	D1	H
SY-FUN11430010	25	Rd28*1/8	38	19	18
SY-FUN11430015	32	Rd34*1/8	44	25	18
SY-FUN11430020	38	Rd44*1/6	54	31	21
SY-FUN11430025	51	Rd52*1/6	63	35	21
SY-FUN11430032	63.5	Rd58*1/6	70	42	21
SY-FUN11430040	76	Rd65*1/6	78	49	21
SY-FUN11430050	89	Rd78*1/6	92	62	22
SY-FUN11430065	102/S	Rd95*1/6	110	78	25
SY-FUN11430080	102/L	Rd110*1/4	125	92	27

SMS blind nut

Model no	Size	G	D	H
SY-FUN12420010	DN10	Rd28*1/8	38	18
SY-FUN12420015	DN15	Rd34*1/8	44	18
SY-FUN12420020	DN20	Rd44*1/6	54	21
SY-FUN12420025	DN25	Rd52*1/6	63	21
SY-FUN12420032	DN32	Rd58*1/6	70	21
SY-FUN12420040	DN40	Rd65*1/6	78	21
SY-FUN12420050	DN50	Rd78*1/6	92	22
SY-FUN12420065	DN65	Rd95*1/6	110	25
SY-FUN12420080	DN80	Rd110*1/4	125	27
SY-FUN12420100	DN100	Rd130*1/4	146	29
SY-FUN12420125	DN125	Rd160*1/4	178	32
SY-FUN12420150	DN150	Rd190*1/4	210	38

SMS short male

Model no	Size	G	D	H	T
SY-FUN21620010	DN10	Rd28*1/8	12/13	17	1.5
SY-FUN21620015	DN15	Rd34*1/8	18/19	17	1.5
SY-FUN21620020	DN20	Rd44*1/6	22/23	19	1.5
SY-FUN21620025	DN25	Rd52*1/6	28/29	20	1.5
SY-FUN21620032	DN32	Rd58*1/6	34/35	20	1.5
SY-FUN21620040	DN40	Rd65*1/6	40/41	20	1.5
SY-FUN21620050	DN50	Rd78*1/6	52/53	21	1.5
SY-FUN21620065	DN65	Rd95*1/6	70	23	2
SY-FUN21620080	DN80	Rd110*1/4	85	25	2
SY-FUN21620100	DN100	Rd130*1/4	104	28	2
SY-FUN21620125	DN125	Rd160*1/4	129	30	2
SY-FUN21620150	DN150	Rd190*1/4	154	35	2

SMS short liner SMS long male SMS long liner

Model no	Size	D	D1	H	T
SY-FUN31620010	DN10	12/13	22	13	1.5
SY-FUN31620015	DN15	18/19	28	13	1.5
SY-FUN31620020	DN20	22/23	36	13	1.5
SY-FUN31620025	DN25	28/29	44	15.5	1.5
SY-FUN31620032	DN32	34/35	50	16	1.5
SY-FUN31620040	DN40	40/41	56	16	1.5
SY-FUN31620050	DN50	52/53	68	17	1.5
SY-FUN31620065	DN65	70	86	18	2
SY-FUN31620080	DN80	85	100	19	2
SY-FUN31620100	DN100	104	121	21	2
SY-FUN31620125	DN125	129	150	25	2
SY-FUN31620150	DN150	154	176	30	2

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