Jiangsu Profile
Product List
51721. 3-Inch Ductile Iron Pipe 250mm 300mm Diameter 350mm Diameter K9 Grade Custom Sizes Available 
[May 12, 2026]
[May 12, 2026] Product introduction Ductile iron pipe is a type of cast iron, an alloy of iron, carbon, and silicon. In ductile iron, graphite exists in a spherical form, typically with a size of 6-7 grades. Quality requirements ...
Company: Jiangsu Rongyi Metal Co., Ltd
51722. DN400 DN600 Ductile Iron Pipes for Underground Water Supply (5.7m-5.8m) DN80-400 Ductile Iron Pipes [May 12, 2026]
[May 12, 2026] Product introduction Ductile iron pipe is a type of cast iron, an alloy of iron, carbon, and silicon. In ductile iron, graphite exists in a spherical form, typically with a size of 6-7 grades. Quality requirements ...
Company: Jiangsu Rongyi Metal Co., Ltd
51723. NBR-Rubber Insulated Copper Coil Pair [Mar 26, 2026]
[Mar 26, 2026] Product Description Product Description Customized Length is accepted(Max length=50M) Customized O.D and Thickness are accept. Insulated tube can be made covered with copper nuts Specification Copper pipe ...
51724. Copper Coil Pipes: NBR Insulated, Single or Dual [Mar 26, 2026]
[Mar 26, 2026] Product Description Product Description Customized Length is accepted(Max length=50M) Customized O.D and Thickness are accept. Insulated tube can be made covered with copper nuts Specification Copper pipe size (mm) ...
51725. K9 Grade Cast Iron Pipe Price High-Strength Ductile Iron Pipe Pricing Di Pipe [May 12, 2026]
[May 12, 2026] Product introduction Ductile iron pipe is a type of cast iron, an alloy of iron, carbon, and silicon. In ductile iron, graphite exists in a spherical form, typically with a size of 6-7 grades. Quality requirements ...
Company: Jiangsu Rongyi Metal Co., Ltd
51726. USA Market Black Copper Line Set Factory Price OEM Copper with PE [Mar 03, 2026]
[Mar 03, 2026] Product Description 1/2" Customizable Copper Pipe Insulated Copper Pipe PE AC 1.full copper pipe 2.the wall thickness and the length of the copper pipe can be customized 3.the copper nut can be customized 4.the ...
51727. Refrigeration HVAC Customizable Copper Pipe Black PE Copper Line Set [Feb 25, 2026]
[Feb 25, 2026] Product Description 1/2" Customizable Copper Pipe Insulated Copper Pipe PE AC 1.full copper pipe 2.the wall thickness and the length of the copper pipe can be customized 3.the copper nut can be customized 4.the ...
51728. Insulation Copper Coil for Air Refrigerant Part 1/8 1/4 [Jan 30, 2026]
[Jan 30, 2026] Product Description Insulation properties Extruded and closed cell white polyethylene with a white outside PE protection layer Fire retardant certification: M1,DIN B2,ULHF-1Heating conduction at 0°C ...
51729. Tube Copper Insulated Pipe High Quality Air 10m 20m [Jan 30, 2026]
[Jan 30, 2026] Product Description Insulation properties Extruded and closed cell white polyethylene with a white outside PE protection layer Fire retardant certification: M1,DIN B2,ULHF-1Heating conduction at 0°C ...
51730. Fire Rated B1 1/4+3/8 Copper Line Set for Air Conditioner [Jan 29, 2026]
[Jan 29, 2026] Product Description Fire Rated B1 1/4+3/8 Copper Line Set for Air Conditioner Insulation properties Extruded and closed cell white polyethylene with a white outside PE protection layer Fire retardant ...
51731. Bran-New Black Rubber Copper Ductless Line Set [Jan 28, 2026]
[Jan 28, 2026] Black Rubber Copper Line Set Product Superiority 1.The insulation between the pipes is joined by hot melting technology, comparing with the old technology- connected by glue, The advantage of the new ...
51732. 1/4"+1/2" 3-50m Air Conditioner Copper Line Set for AC [Jan 26, 2026]
[Jan 26, 2026] Product Description 1/4"+1/2" 3-50m Air Conditioner Copper Line Set for AC Insulation properties Extruded and closed cell white polyethylene with a white outside PE protection layer Fire retardant certification: ...
51733. White Copper PE Insulated Tube High Quality K Flex [Jan 20, 2026]
[Jan 20, 2026] Product Description Insulation properties Extruded and closed cell white polyethylene with a white outside PE protection layer Fire retardant certification: M1,DIN B2,ULHF-1Heating conduction at 0°C ...
51734. Insulated K-Flex Tube Copper Pipe for Us Market European Market [Jan 19, 2026]
[Jan 19, 2026] Product Description Insulation properties Extruded and closed cell white polyethylene with a white outside PE protection layer Fire retardant certification: M1,DIN B2,ULHF-1Heating conduction at 0°C ...
51735. 50FT 15m Insulated Copper Tuber Pair Pipe for Us Market [Jan 19, 2026]
[Jan 19, 2026] Product Description Insulation properties Extruded and closed cell white polyethylene with a white outside PE protection layer Fire retardant certification: M1,DIN B2,ULHF-1Heating conduction at 0°C ...
