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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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

🇩🇪DEU🇫🇷FRA🇮🇹ITA🇪🇸ESP🇬🇧GBR🇳🇱NLD

SE Asia

🇮🇩IDN🇲🇾MYS🇸🇬SGP🇻🇳VNM

East Asia

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South Asia

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Americas

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Africa

🇪🇬EGY🇿🇦ZAF

Oceania

🇦🇺AUS🇳🇿NZL

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PrivacyTermsEstablished 1982 · Mengcun, Hebei, China

Insights

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

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72 articles· Buyer guide

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
8字盲板的维护与保养技巧Buyer guide
Buyer guide

How to Specify and Maintain Figure-8 Blinds: A Procurement Guide

A practical guide for procurement engineers covering standards, inspection documents, RFQ checklist, quality risks, and maintenance tips for figure-8 blinds (spectacle blinds) used in piping systems.

Jul 4, 20266 min readHebei Haihao Group
锻制管件的尺寸如何控制?Buyer guide
Buyer guide

How to Ensure Dimensional Accuracy When Sourcing Forged Pipe Fittings

Learn key factors affecting dimensional control in forged fittings and a practical checklist for procurement engineers to verify supplier quality.

Jul 4, 20268 min readHebei Haihao Group
锻制管件:高质量管道连接的核心组件Buyer guide
Buyer guide

Procurement Guide for Forged Pipe Fittings: Key Specifications and Quality Checks

A practical guide for sourcing forged pipe fittings for high-pressure, high-temperature applications. Covers standards, material grades, inspection documentation, and RFQ best practices to ensure reliable pipeline connections.

Jul 3, 20266 min readHebei Haihao Group
如何增加锻制管件的使用寿命?Buyer guide
Buyer guide

How to Extend the Service Life of Forged Pipe Fittings: A Buyer's Guide

Learn key factors that influence the longevity of forged fittings and get a practical checklist for procurement engineers to ensure long-term performance.

Jul 3, 20266 min readHebei Haihao Group
锻制管件的维护保养方法Buyer guide
Buyer guide

Forged Fittings Maintenance: A Procurement Guide for Industrial Buyers

Learn how to specify, inspect, and maintain forged pipe fittings. Includes RFQ checklist, quality risks, and best practices for long service life.

Jul 2, 20268 min readHebei Haihao Group
如何处理锻制管件的常见故障?Buyer guide
Buyer guide

How to Handle Common Failures in Forged Pipe Fittings: A Procurement Guide

Learn about common failures in forged pipe fittings such as leaks, corrosion, deformation, and cracks. This guide covers troubleshooting, prevention, and key procurement considerations to ensure quality and reliability.

Jul 2, 20267 min readHebei Haihao Group
海浩法兰管件:专业生产弯管的制造商Buyer guide
Buyer guide

Procurement Guide for Pipe Bends: Key Considerations for Industrial Buyers

Essential factors to evaluate when sourcing pipe bends for industrial piping systems, including standards, material specs, inspection documents, and RFQ best practices.

Jul 1, 20268 min readHebei Haihao Group
海浩法兰管件厂家:为风电行业提供优质法兰Buyer guide
Buyer guide

Flange Procurement for Wind Power: A Buyer's Guide

A practical guide for engineers and procurement professionals on selecting and sourcing flanges for wind energy projects, covering standards, quality checks, and RFQ essentials.

Jul 1, 20267 min readHebei Haihao Group
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