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TAVINOX GROOVE · 316L

TAVINOX GROOVE Elbow 45°

OB11GRGR5 variants · DN 125–300
  • TGS rolled groove — fast, demountable installation without welding
  • AISI 316L (1.4404) stainless steel
  • Nominal pressure PN 16, drinking water up to 80 °C, other media (e.g. heating) up to 110 °C, EPDM gasket
OB11GRGR Elbow 45°

Product

Technical parameters

CodeDNOD (mm)EANBag (pcs)Box (pcs)
OB11GRGR.125DN125133859668301572811
OB11GRGR.150DN150159859668301575911
OB11GRGR.200DN200219859668301578011
OB11GRGR.250DN250273859668301581011
OB11GRGR.300DN300323.9859668301584111

Technical drawing

OB11GRGR technical drawing

Prices and availability on request

The TAVINOX GROOVE system is available through our network of wholesale partners across the Czech Republic and Slovakia. We will be happy to give you current prices and availability.

Where to buy TAVINOX

Datasheets

Certificates and approvals

CCZ certificate

Certification for pipework

ITC certificate

Institute for Testing and Certification, Zlín

ISO 9001

Quality management system of the importer CZECH STYLE, spol. s r.o.

Frequently asked questions about OB11GRGR

What material is TAVINOX GROOVE OB11GRGR made of?

OB11GRGR is made of AISI 316L (1.4404) stainless steel. TAVINOX GROOVE fittings are made in AISI 304 (1.4301) and AISI 316L (1.4404), pipes in AISI 304L (1.4307) and AISI 316L (1.4404); each family has its own code by grade. The same family in AISI 304 (1.4301) has the code OB61GRGR.

What sizes is TAVINOX GROOVE OB11GRGR made in?

5 variants for DN125, DN150, DN200, DN250 and DN300 (outside diameter 133, 159, 219, 273 and 323.9 mm).

What is the nominal pressure of TAVINOX GROOVE OB11GRGR?

Nominal pressure 1.6 MPa (PN 16); gasket: EPDM elastomer; groove system: TGS — rolled groove.

Up to what temperature can TAVINOX GROOVE OB11GRGR be used?

In drinking water pipework up to 80 °C. For other media (e.g. heating) the operating temperature can be up to 110 °C.

What certification does TAVINOX GROOVE OB11GRGR have?

The TAVINOX GROOVE grooved system holds ITC product certificate No. 26 0151 V/AO for drinking water and heating installations, issued on 12 May 2026 by Institut pro testování a certifikaci, a.s. (authorised body No. 224, Czech Republic). The technical data list the certifications CCZ, ITC and ISO 9001. The TAVINOX GROOVE system was tested at ITC to DVGW standards; it does not hold a DVGW certificate of its own.

Can TAVINOX GROOVE OB11GRGR be connected to the TAVINOX PRESS press system?

Yes, with the grooved × press transition fittings: PR14GRF and TK14GRFGR — AISI 316L (1.4404); PR64GRF and TK64GRFGR — AISI 304 (1.4301). Their press end takes TAVINOX PRESS tubes of 76.1, 88.9 and 108 mm.

Buy online from our partners

TAVINOX is sold exclusively through wholesale and retail partners. Here are their online shops — you order directly from them. (TAVINOX GROOVE grooved system)

From each of these partners you buy the original TAVINOX system with all certifications and the manufacturer's warranty. All sales points and map →

Have a technical question?

A TAVINOX technician will personally answer your questions about the TAVINOX GROOVE grooved system.

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