Since 1982 · Pressure piping components manufacturerReply in 4 h+86 132 9342 5333haihaojituan@163.com
Hebei Haihao Group Huadian High Pressure Pipe Fittings Co., Ltd.
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Hebei Haihao Group Huadian High Pressure Pipe Fittings Co., Ltd.Hebei Haihao Group Huadian High Pressure Pipe Fittings Co., Ltd.Pressure Pipe Fittings · Flanges · Factory Direct

Since 1982. Pressure piping component manufacturer covering elbows, flanges, tees, reducers and project supply.

ISO 9001 quality system · ABS Type Approval · safety-registered manufacturer

Products

  • Elbow
  • Tee
  • Reducer
  • Flange
  • Pipe Bend

Company

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Services

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  • Material reference
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Contact

  • Donglin, Mengcun County, Cangzhou City, Hebei Province, China
  • +86 132 9342 5333
  • haihaojituan@163.com
  • www.haihaohuadian.com

Global delivery

· Shipping to projects in

Middle East

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CIS

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Europe

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SE Asia

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East Asia

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South Asia

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Americas

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Africa

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Oceania

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PrivacyTermsEstablished 1982 · Mengcun, Hebei, China

Insights

Insights & Knowledge Center

Technical articles, standards comparisons, project case studies and buyer guides on pressure piping components, flanges and forged fittings.

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232 articles

8字盲板的应用领域及优势分析Buyer guide
Buyer guide

Procurement Guide for Figure-8 Blinds (Spectacle Blinds) in Piping Systems

A practical procurement guide for EPC engineers and buyers covering figure-8 blinds (spectacle blinds): applications, standards, inspection requirements, RFQ checklist, and common quality risks.

Jul 13, 20268 min readHebei Haihao Group
对焊管件的优点与应用领域解析Buyer guide
Buyer guide

Procurement Guide for Butt-Weld Fittings: Standards, Quality Checks, and RFQ Tips

A practical guide for sourcing butt-weld pipe fittings including key standards to confirm, inspection documents, and an RFQ checklist to avoid quality risks.

Jul 13, 20268 min readHebei Haihao Group
如何选择适合的对焊管件?Buyer guide
Buyer guide

How to Select Butt Weld Fittings for Your Piping Project

Practical procurement guide covering standards, materials, dimensions, pressure-temperature ratings, and supplier evaluation for butt weld fittings.

Jul 12, 20268 min readHebei Haihao Group
对焊管件的加工工艺与技术要求Buyer guide
Buyer guide

Procurement Guide for Butt-Weld Fittings: Key Specifications, Inspection, and RFQ Checklist

Learn what to specify when sourcing butt-weld fittings for industrial piping. Covers manufacturing process, critical quality checks, and a practical RFQ checklist for EPC buyers.

Jul 12, 20265 min readHebei Haihao Group
对焊管件与其他管件的区别是什么?Buyer guide
Buyer guide

Butt Weld Pipe Fittings vs Threaded and Flanged: What Procurement Engineers Should Know

Compare butt weld, threaded, and flanged fittings from a procurement perspective: connection methods, strength, standards, inspection, and RFQ essentials for high-pressure systems.

Jul 11, 20266 min readHebei Haihao Group
高压法兰管件在航天领域的关键角色Buyer guide
Buyer guide

Procuring High-Pressure Flange Fittings for Aerospace: Key Considerations for Buyers

A practical procurement guide for engineers and buyers sourcing high-pressure flange fittings for aerospace applications, covering standards, inspection, RFQ checklist, and quality risks.

Jul 11, 20265 min readHebei Haihao Group
锻制管件在核电行业中的应用Buyer guide
Buyer guide

Forged Fittings for Nuclear Power: A Procurement Guide for EPC Engineers

Learn what to specify when sourcing forged pipe fittings for nuclear power plants: key standards, inspection requirements, and procurement best practices to ensure safety and reliability.

Jul 10, 20268 min readHebei Haihao Group
锻制管件和焊接管件的对比分析Buyer guide
Buyer guide

Forged vs Welded Pipe Fittings: A Procurement Guide for Industrial Engineers

Choosing between forged and welded pipe fittings impacts system integrity and cost. This guide helps procurement engineers evaluate key differences in strength, corrosion resistance, and manufacturing processes.

Jul 10, 20268 min readHebei Haihao Group
锻制管件的材料有哪些?Buyer guide
Buyer guide

A Procurement Guide to Forged Fitting Materials for Industrial Applications

Selecting the right material for forged pipe fittings is critical for safety and performance. This guide covers common materials, standards, inspection documents, and RFQ checklist for industrial buyers.

Jul 9, 20265 min readHebei Haihao Group
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