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1. www.sigmaco.com › fittingsFittings — Sigma Corporation

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   SIGMA offers the widest selection of fittings on the market today, with sizes from 2 to 64 inch, and a broad assortment of coatings and linings. Our quality assurance protocols exceed industry standards with rigorous hydrotesting and heat codes for 100% traceability. Click here for Price Lists.

   • Restraints

     SIGMA Restraints. Quality - Service - Commitment -...

   • Fabricator Products

     Quality - Service - Commitment - Delivered. SIGMA offers a...

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     Company Description. SIGMA Corporation offers a wide range...

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3. www.sigmaco.comSigma Corporation

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   SIGMA supplies a full range of global and domestic water and wastewater products including fittings, restraints and extended range products along with castings, fabrications and custom parts for OEM manufacturers to thousands of customers across North America.

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4. www.sigmacommercialproducts.com › wp-contentDUCTILE IRON FITTINGS - Sigma Commercial Products

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   designated. Cast iron flanges) ISO 4179:2005 (Ductile iron pipes and fittings for pressure and non-pressure pipelines - Cement mortar lining) ISO 8179-2:1995 (Ductile iron pipes - External zinc coating - Part 2: Zinc rich paint with finishing layer) EN14901:2006 (Ductile iron pipes, fittings and accessories. Epoxy coating (heavy duty) of ...

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5. www.sigmaco.com › restraint-toolDuctile Iron — Sigma Corporation

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   Fitting Type: Push On. Pipe Material: Ductile Iron. Application: pipe to pipe. Pipe Class: All. Pipe Size: 4" - 8". Max Design Pressure: 250 PSI. Catalog. Standard Submittal. ONE-LOK™ Series SLDE for Ductile Iron Pipe (Max Design Pressure: 350 PSI)

6. People also ask

   What is the quality of Sigma fittings?

   • • All fittings are hydrostatically tested in accordance with SIGMA Quality Management Standard. • All fittings are heat coded to ensure traceability and verification of metallurgical properties in accordance with the pre- vailing standards and SIGMA Quality Management Standards.

   C110 DUCTILE IRON MECHANICAL JOINT FITTINGS

   www.sigmaco.com/wp-content/uploads/2021/03/catalog_c110-ductile-iron-mechanical-joint-fittings.pdf

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   What does RM mean in ductile iron fittings & accessories?

   • Epoxy coating (heavy duty) of ductile iron fittings and accessories. Requirements and test methods) Rm is the minimum tensile strength of ductile iron, in megapascals (Rm = 420 MPa). In accordance with ISO7005-2:1988 & EN1092-2:1997, GCF produces Flanged Ends Fittings & Pipes with the following dimensions.

   DUCTILE IRON FITTINGS - Sigma Commercial Products

   www.sigmacommercialproducts.com/wp-content/uploads/2019/09/gcf-ductile-iron-fittings-brochure.pdf

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   What is the tensile strength of ductile iron?

   • Rm is the minimum tensile strength of ductile iron, in megapascals (Rm = 420 MPa). In accordance with ISO7005-2:1988 & EN1092-2:1997, GCF produces Flanged Ends Fittings & Pipes with the following dimensions. 2° max. Problems keep on occurring when connecting pipes during construction work.

   DUCTILE IRON FITTINGS - Sigma Commercial Products

   www.sigmacommercialproducts.com/wp-content/uploads/2019/09/gcf-ductile-iron-fittings-brochure.pdf

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