Duplex Supply Inc. is specialized manufacturers, dealers of premier quality Carbon Steel Flanges. We are an innovation driven company, and provide with the best services ever. Right from processing, assembling to logistics, we emphasize a great on the quality. Rated best in the industry, we are positively recommended by our clients. Duplex Supply Inc. are the suppliers of Carbon Steel Flanges over the past decade. We are one of the in-competitive brands in alloy industry. Duplex Supply Inc. Works in consideration of Clients, Environment and best Quality we make no compromise in these matters. We bring tremendous experience to the industry. Our process consists of procedural development cycles: designing (also customization provided), the engineering process, machining the raw materials, assembling the parts, testing (hundred percent in house testing), packing, warehousing and logistics and documentation. We are delighted to be saturated with loads of order 50 day schedule ahead of time. Every single piece of our product is attached with test certificates and authentication certificate of our Quality Product.

Duplex Supply Inc. strongly has characteristic Quality control over all our products and our esoteric work quality and product quality makes us one of the top manufacturers in the Industry. We provide Best Quality Carbon Steel Flanges. Quality is our peak concern. Duplex Supply Inc.  is backed by all the possible certifications of a world class mill, including ISO 9001:2008, ISO 14001:2007, OHSAS 18001: 2004 & CE-PED 97/23/EC. We are also members of various renowned agencies and Chambers of Commerce including MASSMA, EEPC, FICCI, FIEO, Indian Merchants Chamber etc.

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