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.
HomeProductsStandardsApplication ScenariosInsightsCertificatesAboutContact
Get a quote
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

  • About
  • Application Scenarios
  • Certificates
  • Contact

Services

  • Send inquiry
  • Material reference
  • Insights
  • Feedback

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.

Found us via Google? Get an ASTM/ASME pipe-fittings quote in 4 hours.

Send RFQ→
AllTechnicalStandardsCase studiesIndustry newsCompany newsBuyer guide

67 articles· Buyer guide

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
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
PreviousPage 2 of 8Next