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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  • Certificates
  • Contact

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

🇸🇦SAU🇦🇪ARE🇶🇦QAT🇰🇼KWT🇴🇲OMN🇮🇶IRQ🇹🇷TUR

CIS

🇷🇺RUS🇰🇿KAZ

Europe

🇩🇪DEU🇫🇷FRA🇮🇹ITA🇪🇸ESP🇬🇧GBR🇳🇱NLD

SE Asia

🇮🇩IDN🇲🇾MYS🇸🇬SGP🇻🇳VNM

East Asia

🇰🇷KOR🇯🇵JPN

South Asia

🇮🇳IND🇵🇰PAK

Americas

🇺🇸USA🇨🇦CAN🇲🇽MEX🇧🇷BRA🇨🇱CHL🇦🇷ARG

Africa

🇪🇬EGY🇿🇦ZAF

Oceania

🇦🇺AUS🇳🇿NZL

© 2026 Hebei Haihao Group Huadian High Pressure Pipe Fittings Co., Ltd. · All rights reserved.

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

如何检验锻制管件的质量?Buyer guide
Buyer guide

How to Inspect Forged Pipe Fittings for Quality: A Buyer's Guide

A practical guide for procurement engineers on inspecting forged pipe fittings, including standards, inspection documents, RFQ checklist, and quality risks to consider before ordering.

Jul 9, 20268 min readHebei Haihao Group
海浩法兰管件:为重工行业打造定制管道元件Buyer guide
Buyer guide

Procurement Guide for Custom Flanges and Pipe Fittings in Heavy Industry

Learn how to procure custom flanges and pipe fittings for heavy industry. Standards, inspection documents, RFQ checklist, quality risks, and more for EPC buyers.

Jul 8, 20264 min readHebei Haihao Group
海浩法兰管件厂家:提供高质量的对焊管件Buyer guide
Buyer guide

How to Evaluate Butt-Weld Fittings for Medium and Low Pressure Piping Systems

A practical procurement guide for engineers sourcing butt-weld fittings and flanges for medium/low pressure applications. Covers standards, inspection, RFQ checklist, and quality risks.

Jul 8, 20265 min readHebei Haihao Group
海浩法兰管件:满足各种管道元件需求的专业制造商Buyer guide
Buyer guide

How to Specify and Procure Flanges for Industrial Piping Systems

A practical guide for procurement engineers on specifying and purchasing flanges for industrial piping, covering standards, quality risks, RFQ essentials, and key documents to request.

Jul 7, 20265 min readHebei Haihao Group
海浩法兰管件集团:为核电行业提供可靠的法兰产品Buyer guide
Buyer guide

Procurement Guide to Flanges for Nuclear Power Plants: What to Specify and Inspect

A practical guide for procurement engineers on specifying, inspecting, and sourcing flanges for nuclear power applications, covering critical standards, material grades, and quality checks.

Jul 7, 20265 min readHebei Haihao Group
不锈钢对焊管件的耐腐蚀特性分析Buyer guide
Buyer guide

How to Select Stainless Steel Butt-Weld Fittings for Corrosive Environments: A Buyer's Guide

Learn key considerations for sourcing stainless steel butt-weld fittings for corrosive applications, including standards, material verification, and RFQ best practices.

Jul 6, 20265 min readHebei Haihao Group
管件制造业的未来发展趋势展望Buyer guide
Buyer guide

The Future of Pipe Fitting Manufacturing: A Procurement Guide for 2025

Stay ahead of industry trends with this procurement-focused guide to pipe fitting manufacturing innovations, including 3D printing, sustainability, and smart factories.

Jul 6, 20265 min readHebei Haihao Group
对焊管件的常见故障及解决方案Buyer guide
Buyer guide

How to Avoid Common Failures in Butt-Weld Pipe Fittings: A Procurement Guide

Learn how to prevent leakage, corrosion, deformation, and welding cracks in butt-weld fittings by specifying the right standards, materials, and inspection documents during procurement.

Jul 5, 20264 min readHebei Haihao Group
为什么8字盲板是管道系统的理想选择?Buyer guide
Buyer guide

How to Specify Figure-8 Blind Flanges for Pipeline Isolation: A Procurement Guide

Learn how to procure figure-8 blind flanges for pipeline isolation. Covers standards (ASME B16.48), materials, inspection docs, RFQ checklist, and quality risks for EPC buyers.

Jul 5, 20269 min readHebei Haihao Group
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