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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

🇸🇦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

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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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32 articles· Buyer guide

中低压管件法兰定制,海浩法兰管件集团为您提供个性化解决方案Buyer guide
Buyer guide

How to Procure Custom Medium and Low Pressure Flanges: A Buyer's Guide

Learn key considerations for custom medium and low pressure flanges procurement, including standards, inspection documents, RFQ checklist, and quality risks.

Jun 14, 20265 min readHebei Haihao Group
海浩法兰管件:为制造业提供优质的管道元件Buyer guide
Buyer guide

Procurement Guide for Medium and Low Pressure Pipe Flanges

A practical guide for procurement engineers covering flange standards, inspection requirements, RFQ essentials, and quality risks for medium and low pressure applications.

Jun 13, 20266 min readHebei Haihao Group
海浩法兰管件:专业生产中低压管件法兰Buyer guide
Buyer guide

How to Procure Medium and Low Pressure Pipe Flanges: A Buyer’s Guide

Practical guidance for procurement engineers on selecting medium and low pressure flanges, including standards, inspection documents, and an RFQ checklist.

Jun 12, 20265 min readHebei Haihao Group
海浩法兰管件:定制承插的专业厂家Buyer guide
Buyer guide

Custom Socket Welding Flanges: Procurement Guide for Medium-Low Pressure Systems

A practical guide for procurement engineers on specifying and sourcing custom socket welding flanges for medium-low pressure piping systems, including standards, quality risks, and RFQ best practices.

Jun 11, 20265 min readHebei Haihao Group
如何保证对焊管件的质量标准?Buyer guide
Buyer guide

Ensuring Quality Standards for Butt-Weld Fittings: A Buyer's Guide

Learn how to evaluate and ensure the quality of butt-weld fittings for industrial piping systems. This guide covers key standards, inspection documents, RFQ checklists, and quality risks for procurement engineers.

Jun 10, 20265 min readHebei Haihao Group
法兰管件图.jpgBuyer guide
Buyer guide

Total Cost of Ownership TCO for Offshore Pipe Fittings Sourcing

How to model Total Cost of Ownership (TCO) for offshore pipe fittings sourcing from China, beyond unit price: testing, packaging, logistics, and risk.

Jun 9, 202610 min readHebei Haihao Group
接管座.jpgBuyer guide
Buyer guide

Letter of Credit Structuring for First-Time China Sourcing Buyers

How first-time buyers structure a UCP 600 letter of credit for pipe fitting imports from China, with required documents, term, and risk-control tips.

Jun 8, 202610 min readHebei Haihao Group
万能拉力机.JPGBuyer guide
Buyer guide

Sour Service Welding WPS PQR Buyer Guide: NACE MR0175 Hardness

Sour service welding WPS and PQR requirements for buyers under NACE MR0175 / ISO 15156, including the 22 HRC hardness limit and survey methods.

Jun 6, 202610 min readHebei Haihao Group
万能拉力机.JPGBuyer guide
Buyer guide

Marking Standards MSS SP-25 Explained for Fitting Acceptance

MSS SP-25-2018 marking standard explained for pipe fitting and flange acceptance: required fields, marking methods, and a buyer audit checklist.

Jun 4, 20268 min readHebei Haihao Group
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