Double sided plastic coated steel pipe for water supply, red flange connection, internal and external epoxy coated welded pipe DN100

Manufacturer supplies spiral steel pipes, large-diameter spiral welded pipes, and engineering pipelines with all available models in stock

Hongkehua Spiral Steel Pipe Large Diameter Thermal Engineering Construction Site Water Supply and Drainage Model Solid Factory

Manufacturer's specification for anti-corrosion spiral steel pipes for water supply: 62.5 * 125, customizable for petroleum and natural gas use as needed

Hongkehua 20 # seamless steel pipe 406 * 8, capable of large diameter expansion, adjustable length and cutting

Hongkehua Pipeline 3PE Reinforced TPEP Anti Corrosion Steel Pipe Corrosion Resistant for Petrochemical Gas Water Conservancy Projects

Hongkehua 25mm large diameter spiral steel pipe Q235B hot-rolled spiral pipe for drainage pipe cutting customization

Internal lining cement mortar anti-corrosion steel pipe DN1020 Spiral steel pipe for sewage treatment External epoxy coal tar