Name: DIN 11864-2 Aseptic Flange
Brand: QINFENG
SKU: 00009
Rating: 4.9 (55 reviews)

Product Description

Aseptic flange designed for permanent, leak-proof fluid connections where cleanliness and sealing reliability are critical. Sanitary-grade design ensures no dead spaces where media could stagnate. Suitable for liquid cooling system interfaces requiring high-purity sealing integrity.

Sanitary-Grade Design

No dead legs, no media stagnation points

Leak-Proof Sealing

Reliable connection for high-purity fluid interfaces

Hygienic Surface Finish

Compatible with ultra-clean cooling system requirements

Overall dimensions

Flange type cloud head/Flange type cloud head blocking plate DIN British DIN11864-2 NF A type

Size	Φd1	Φd	Φd10	Φd12	Φd13	b1	c
1/2"	9.4	9.45	54	12.7	4-Φ9	11.5	41.5
3/4"	15.75	15.8	59	19.05	4-Φ9	11.5	41.5
1"	22.1	22.15	66	25.4	4-Φ9	11.5	41.5
1.5"	34.8	34.85	79	38.1	4-Φ9	11.5	46.5
2"	47.5	47.55	92	50.8	4-Φ9	11.5	46.5
2.5"	60.2	60.25	107	63.5	8-Φ9	11.5	55.5
3"	72.9	72.95	125	76.2	8-Φ11	13.5	57.5
4"	97.38	97.43	157	101.6	8-Φ11	15.5	59.5

Flange type cloud head/Flange type cloud head blocking plate DIN metric DIN11864-2 NF A type

Size	Φd1	Φd	Φd10	Φd12	Φd13	b1	c
DN10	10	10.05	54	13	4-Φ9	11.5	41.5
DN15	16	16.05	59	19	4-Φ9	11.5	41.5
DN20	20	20.05	64	23	4-Φ9	11.5	41.5
DN25	26	26.05	70	29	4-Φ9	11.5	41.5
DN32	32	32.05	76	35	4-Φ9	11.5	46.5
DN40	38	38.05	82	41	4-Φ9	11.5	46.5
DN50	50	50.05	94	53	4-Φ9	11.5	46.5
DN65	66	66.05	113	70	8-Φ9	11.5	55.5
DN80	81	81.05	133	85	8-Φ11	13.5	59.5
DN100	100	100.05	159	104	8-Φ11	15.5	59.5
DN125	125	125.05	183	129	8-Φ11	15.5	61.5
DN150	150	150.05	213	154	8-Φ14	17.5	61.5

Flange flat joint/Flange flat joint blocking plate DIN British DIN11864-2 BF A type

Size	Φd1	Φd12	Φd	Φd10	Φd13	b2	h
1/2"	9.4	12.7	9.45	54	4-Φ9	10	40
3/4"	15.75	19.05	15.8	59	4-Φ9	10	40
1"	22.1	25.4	22.15	66	4-Φ9	10	40
1.5"	34.8	38.1	34.85	79	4-Φ9	10	45
2"	47.5	50.8	47.55	92	4-Φ9	10	45
2.5"	60.2	63.5	60.25	107	8-Φ9	10	54
3"	72.9	76.2	72.95	125	8-Φ11	12	56
4"	97.38	101.6	97.43	157	8-Φ11	14	58

Flange flat joint/Flange flat joint blocking plate DIN metric DIN11864-2 BF A type

Size	Φd1	Φd12	Φd	Φd10	Φd13	b2	h
DN10	10	13	10.05	54	4-Φ9	10	40
DN15	16	19	16.05	59	4-Φ9	10	40
DN20	20	23	20.05	64	4-Φ9	10	40
DN25	26	29	26.05	70	4-Φ9	10	40
DN32	32	35	32.05	76	4-Φ9	10	45
DN40	38	41	38.05	82	4-Φ9	10	45
DN50	50	53	50.05	94	4-Φ9	10	45
DN65	66	70	66.05	113	8-Φ9	10	54
DN80	81	85	81.05	133	8-Φ11	12	58
DN100	100	104	100.05	159	8-Φ11	14	58
DN125	125	129	125.05	183	8-Φ11	14	60
DN150	150	154	150.05	213	8-Φ14	16	60

The technical specifications of Qinfeng products are for reference only, and there may be slight differences between the actual product appearance and that shown in promotional materials.

Qinfeng reserves the right to update or modify product design and technical information, and will not provide prior notice to customers regarding updates and modifications.

Please contact Qinfeng promptly for detailed specifications and the latest product parameter information.