DIN Unions

DIN Unions

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Specification of DIN unions

Sizes DIN union fittings international standards Suitable Biopharm/ Ultrapure pipe and tube
  • DN 10 to DN 150
  • 1″
  • 1 1/2″
  • 2″
  • 2.5″
  • 3″
  • 4″
  • 125mm
  • 150mm
  • DIN 11864
  • DIN 11864-1 screwed union
  • DIN 11864-2 flange union
  • DIN 11864-3 clamp union
  • DIN 11865
  • DIN 11851
  • DIN 11852
  • DIN 11850

Buy high quality DIN 11851 hygienic screwed union as per above specification from genuine DIN unions suppliers in UAE

  • DIN 11866 Table A pipe/ tube (DIN 11850)
  • DIN 11866 Table B pipe/ tube (ISO 1127)
  • DIN 11866 Table C pipe/ tube (ASME BPE 2022)
Body parts of DIN 11853-1 screwed type union
(Size: 0.50″ to 4.00″)
DIN11853-2 bolted flange union body parts
(Size: 0.50″ to 4.00″)
Body parts of DIN11853-3 clamp type union
(Size: 0.50″ to 4.00″)
  • DIN11853-1 Liner
  • DIN11853-1 Male
  • DIN11853-1 Nut
  • DIN11853-1 O-Ring / seal
  • DIN11853-1 Blank Liner
  • DIN11853-2 Female Liner
  • DIN11853-2 Male Liner
  • DIN11853-2 O-Ring
  • DIN11853-2 Blank Female
  • DIN11853-2 Blank Male
  • DIN11853-3 Female
  • DIN11853-3 Male
  • DIN11853-3 O-Ring
  • DIN11853-3 Blank Female
  • DIN11853-3 Blank Male
DIN 11864 & DIN 11853 Aseptic Unions Key Features Types of union DIN 11851 DIN 11864/ DIN 11853 Stainless steel pipe unions Surface finish & roughness average (Ra)
  • Smooth weld ends
  • Crevice-free welds
  • Easy-to-clean
  • Tight tolerances
  • Manufactured from cold-formed stainless steel single piece
  • DIN Union – Imperial: DIN Complete Union – EPDM Joint Ring
  • DIN Round Slotted Nut
  • DIN Weld Male
  • DIN Weld Liner
  • DIN EPDM Joint Ring
  • DIN Blank Liner
  • DIN Spanners
  • DIN Union – Metric: DIN Metric Complete Union – EPDM Joint Ring
  • DIN Metric Round Slotted Nut
  • DIN Metric Weld Male
  • DIN Metric Weld Liner
  • DIN Metric EPDM Joint Ring
  • DIN Metric Blank Liner
  • ISO 2037 SS DIN Union: (Ra) of < 0.8 – 1.6 μ
  • BS 4825 DIN Union: roughness average (Ra) of < 0.8 – 1.6 μ
  • DIN 11850 SS Union: (Ra) of < 0.8 – 1.6 μ
  • ASME stainless steel DIN Union: (Ra) of < 0.4 – 0.8 μ
Other trade name DIN 11851 union MTC & testing certificates DIN standard
  • ASME/ BPE SS DIN Union
  • Pharmaceutical stainless steel DIN Union
  • SS dairy DIN Union
  • Stainless steel sanitary DIN Union
  • SS hygienic DIN Union
  • 3.1/AD2000-W2 test certificate
  • Surface roughness test certificate
  • DIN EN 10204 3.1 test certificate
Types of SS dairy DIN union fittings Sealing material DIN 11850 union surfaces
  • DIN Union – Imperial
  • DIN Union – Metric
  • FKM
  • EPDM
  • HNBR
  • Ra ≤ 1,6 µm (Not in contact with product)
  • ID Finish <0.5µm
  • OD Finish <0.8­µm Polished
  • Ra ≤ 0,8 µm (Contact with product)
DIN 11851 hygienic screwed union electropolishing specification Application industry Available material
  • SF3 : 30 µ-in 0.76 µm
  • SF6 : 25 µ-in 0.64 µm
  • SF5 20 µ-in 0.51 µm
  • SF0 : µ-in / µm
  • SF1 : 20 µ-in 0.51 µm
  • SF4 : 15 µ-in 0.38 µm
  • SF2 : 25 µ-in 0.64 µm
  • Food
  • Chemical
  • Pharmaceutical
  • 1.4301 (SS 304)
  • 1.4435 (SS 316LMo)
  • 1.4307 (SS 304L)
  • 1.4404 (SS 316L)
  • EN 1.4401
  • AISI 316
  • EN 1.4435
  • EN 1.4404
  • Duplex steel

DIN union price per piece in Dubai

DIN Union Size
(Material DIN 1.4404, Sealing material: EPDM)
Price per pcs in Middle east
(Currency UAE Dirham)
1″ AED 53.12
1.5″ AED 70.60
2″ AED 79.06
2.5″ AED 113.73
3″ AED 173.65
4″ AED 231.91
125mm AED 392.52
150mm AED 543.43
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Find genuine DIN 11850 union stockists & importers for dairy & milking systems
Ready stock of stainless steel sanitary union fitting in UAE, DIN union available in ss grade 304, 316, 304L, 316L & 316LMo