National high-tech enterprise
R&D and quality systems backed by patents and certifications.
National high-tech enterprise in pipeline anti-corrosion
20 years of professional manufacturing experience, providing high-quality plastic-coated steel pipes and pipeline anti-corrosion solutions worldwide. Hebei Hengyuan Industrial Co., Ltd. supplies DN15–DN2200 products for municipal, fire protection, gas and export projects.
About Hengyuan
Founded in 2005 and based in Yanshan Industrial Park, Cangzhou, Hebei, Hebei Hengyuan Industrial Co., Ltd. is certified under ISO9001, CE, SGS and related programs, focused on plastic-coated steel pipe and pipeline anti-corrosion.
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Countries and regions served (overview)
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Years of manufacturing and project experience
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Upper routine size range (per mill datasheets)
Figures follow public site messaging; bids and contracts are governed by written technical files.
Products
Diversified product lines to meet different industry needs.
Plastic coating series
Internal and external plastic-coated steel pipes for water, firefighting and more.
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Anti-corrosion series
3PE/3PP/TPEP and related systems for demanding service environments.
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Steel pipe series
Seamless and welded pipe as substrates for coating and lining programs.
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Pipe fittings
Elbows, tees and accessories for complete pipeline solutions.
Learn more →Coating systems we discuss with clients
3LPE / 3LPP
Multi-layer polyolefin external systems for buried and immersed pipelines — layer build and thickness per project spec.
Explore 3LPE / 3LPP →FBE
Fusion-bonded epoxy for internal/external corrosion protection where epoxy systems are specified.
Explore FBE →Coal tar / bituminous enamel
Epoxy coal tar enamel and related systems when legacy specifications or owner standards require them.
Explore coal tar enamel →Case studies
Selected projects across water, environment and gas (excerpt).
Ulanqab central urban water transmission
Long-distance lifeline with high-standard 3PE anti-corrosion steel pipe.
More cases →
Jinan Yuwei River network upgrade
River basin network rehabilitation with anti-corrosion spiral welded pipe.
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CREC7 Maonan water ecology project
Large-diameter anti-corrosion spiral pipe with internal epoxy lining.
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Weihai high-pressure gas pipeline
National standard spiral pipe with reinforced 3PE for urban gas supply.
More cases →Manufacturing snapshot
Illustrative production imagery; layout and equipment lists are confirmed on site and in mill documents.
QA mindset
Surface preparation, coating application, holiday detection, and final inspection are staged against agreed hold points. Final acceptance follows purchaser or third-party inspection.
Manufacturing overview →Resource teaser
Coating comparison (non-binding)
High-level strengths and caveats for 3LPE/3LPP, FBE, and coal tar enamel — always defer to project NACE/ISO/owner standards.
Open comparison table →Ready for a documented RFQ?
Send line items, standards, quantities, and required inspection regime — we will route to sales engineering.
Start RFQ