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Serves premium drainage solution providers.

Duo Couplings

With a positive and progressive attitude to customer's curiosity, our organization repeatedly improves our products top quality to meet the wants of consumers and further focuses on safety, reliability, environmental necessities, and innovation of Duo Couplings, Small&Large Cast Iron Skillet , Good Cast Iron Skillet , Cast Iron Pipe And Fittings , Our company has been devoting that "customer first" and committed to helping customers expand their business, so that they become the Big Boss ! Our concentrate on should be to consolidate and enhance the quality and service of present products, meanwhile consistently produce new products to meet unique customers' demands for Duo Couplings, So that you can utilize the resource from the expanding info in international trade, we welcome shoppers from everywhere on-line and offline. In spite of the good quality solutions we offer, effective and satisfying consultation service is supplied by our specialist after-sale service team. Product lists and detailed parameters and any other info weil be sent to you timely for your inquiries. So please make contact with us by sending us emails or call us if you have any questions about our corporation. ou may also get our address info from our web page and come to our company to get a field survey of our merchandise. We are confident that we are going to share mutual achievement and create strong co-operation relations with our companions in this marketplace. We're searching forward for your inquiries.


  • Wholesale Konfix Coupling -
 EN877 clamps – DINSEN

    Wholesale Konfix Coupling - EN877 clamps – DINSEN

    METAL COLLAR Complete quality control conform to ISO9001 system in each manufacture detail to ensure DS SML cast iron pipe  coupling quality to Enropean standard EN877, DIN19522. Size: DN40-200 Stainless steel SUS304, SUS316L BOLT AND SCREW Material: Galvanized steel , Stainless steel Screw size: M6 , M8 Torque: DN50-80:  6-8Nm, DN100-200: 10-12Nm FACILITY Founded in 2007, our facoty has been equiped with domestic famous facility and skillful workers to response the quick market and enviromen...
  • Wholesale Price Pipe Coupling -
 Collar grip – DINSEN

    Wholesale Price Pipe Coupling - Collar grip – DINSEN

    METAL COLLAR Complete quality control conform to ISO9001 system in each manufacture detail to ensure DS SML cast iron pipe  coupling quality to Enropean standard EN877, DIN19522. Size: DN40-200 Stainless steel SUS304, SUS316L BOLT AND SCREW Material: Galvanized steel , Stainless steel Screw size: M6 , M8 Torque: DN50-80:  6-8Nm, DN100-200: 10-12Nm FACILITY Founded in 2007, our facoty has been equiped with domestic famous facility and skillful workers to response the quick market and enviromen...
  • Chinese Professional Grip Collar -
 EN877 clamps – DINSEN

    Chinese Professional Grip Collar - EN877 clamps – DINSEN

    METAL COLLAR Complete quality control conform to ISO9001 system in each manufacture detail to ensure DS SML cast iron pipe  coupling quality to Enropean standard EN877, DIN19522. Size: DN40-200 Stainless steel SUS304, SUS316L BOLT AND SCREW Material: Galvanized steel , Stainless steel Screw size: M6 , M8 Torque: DN50-80:  6-8Nm, DN100-200: 10-12Nm FACILITY Founded in 2007, our facoty has been equiped with domestic famous facility and skillful workers to response the quick market and enviromen...
  • High reputation Nomic Rapid – Heavy clamp – DINSEN

    High reputation Nomic Rapid – Heavy clamp – DINSEN

    METAL COLLAR Complete quality control conform to ISO9001 system in each manufacture detail to ensure DS SML cast iron pipe  coupling quality to Enropean standard EN877, DIN19522. Size: DN40-200 Stainless steel SUS304, SUS316L BOLT AND SCREW Material: Galvanized steel , Stainless steel Screw size: M6 , M8 Torque: DN50-80:  6-8Nm, DN100-200: 10-12Nm FACILITY Founded in 2007, our facoty has been equiped with domestic famous facility and skillful workers to response the quick market and enviromen...
  • New Arrival China Connector Rapid Kralle -
 RAPID COUPLING JOINT & ACCESSARY  – DINSEN

    New Arrival China Connector Rapid Kralle - RAPID COUPLING JOINT & ACCESSARY – DINSEN

    METAL COLLAR Complete quality control conform to ISO9001 system in each manufacture detail to ensure DS SML cast iron pipe  coupling quality to Enropean standard EN877, DIN19522. Size: DN40-200 Stainless steel SUS304, SUS316L BOLT AND SCREW Material: Galvanized steel , Stainless steel Screw size: M6 , M8 Torque: DN50-80:  6-8Nm, DN100-200: 10-12Nm FACILITY Founded in 2007, our facoty has been equiped with domestic famous facility and skillful workers to response the quick market and enviromen...
  • Fast delivery Nomic Duo -
 EN877 clamps – DINSEN

    Fast delivery Nomic Duo - EN877 clamps – DINSEN

    METAL COLLAR Complete quality control conform to ISO9001 system in each manufacture detail to ensure DS SML cast iron pipe  coupling quality to Enropean standard EN877, DIN19522. Size: DN40-200 Stainless steel SUS304, SUS316L BOLT AND SCREW Material: Galvanized steel , Stainless steel Screw size: M6 , M8 Torque: DN50-80:  6-8Nm, DN100-200: 10-12Nm FACILITY Founded in 2007, our facoty has been equiped with domestic famous facility and skillful workers to response the quick market and enviromen...
  • Manufacturer for Ss Coupling Rapid -
 RAPID COUPLING JOINT & ACCESSARY  – DINSEN

    Manufacturer for Ss Coupling Rapid - RAPID COUPLING JOINT & ACCESSARY – DINSEN

    METAL COLLAR Complete quality control conform to ISO9001 system in each manufacture detail to ensure DS SML cast iron pipe  coupling quality to Enropean standard EN877, DIN19522. Size: DN40-200 Stainless steel SUS304, SUS316L BOLT AND SCREW Material: Galvanized steel , Stainless steel Screw size: M6 , M8 Torque: DN50-80:  6-8Nm, DN100-200: 10-12Nm FACILITY Founded in 2007, our facoty has been equiped with domestic famous facility and skillful workers to response the quick market and enviromen...
  • Fast delivery Nomic Duo -
 Konfix coupling – DINSEN

    Fast delivery Nomic Duo - Konfix coupling – DINSEN

     Product parameters:   Installation instructions: Attention:   The connecting pipe may have to be fixed in order to avoid slipping due to internal pressure.
  • Best quality Grip Collars -
 Heavy clamp – DINSEN

    Best quality Grip Collars - Heavy clamp – DINSEN

    METAL COLLAR Complete quality control conform to ISO9001 system in each manufacture detail to ensure DS SML cast iron pipe  coupling quality to Enropean standard EN877, DIN19522. Size: DN40-200 Stainless steel SUS304, SUS316L BOLT AND SCREW Material: Galvanized steel , Stainless steel Screw size: M6 , M8 Torque: DN50-80:  6-8Nm, DN100-200: 10-12Nm FACILITY Founded in 2007, our facoty has been equiped with domestic famous facility and skillful workers to response the quick market and enviromen...
  • 2021 High quality Cast Iron Pipe Hub -
 CHA CV coupling – DINSEN

    2021 High quality Cast Iron Pipe Hub - CHA CV coupling – DINSEN

    METAL COLLAR Complete quality control conform to ISO9001 system in each manufacture detail to ensure DS SML cast iron pipe  coupling quality to Enropean standard EN877, DIN19522. Size: DN40-200 Stainless steel SUS304, SUS316L BOLT AND SCREW Material: Galvanized steel , Stainless steel Screw size: M6 , M8 Torque: DN50-80:  6-8Nm, DN100-200: 10-12Nm FACILITY Founded in 2007, our facoty has been equiped with domestic famous facility and skillful workers to response the quick market and enviromen...