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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

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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

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Africa

🇪🇬EGY🇿🇦ZAF

Oceania

🇦🇺AUS🇳🇿NZL

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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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38 articles· Buyer guide

冲击试验机.JPGBuyer guide
Buyer guide

EN 10204 3.2 Certificate: When Buyers Should Require Third-Party Inspection

A practical guide to EN 10204 3.2 certificate requirements, when third-party inspection is needed, and how to write clear RFQ wording for pipe fittings and flanges.

May 28, 20267 min readHebei Haihao Group
化学成分检测.JPGBuyer guide
Buyer guide

MTC 3.1 Certificate Template Fields: What Buyers Should Check Under EN 10204

A field-by-field checklist for reviewing an EN 10204 3.1 mill test certificate without relying on fake sample certificates or incomplete templates.

May 27, 20267 min readHebei Haihao Group
万能拉力机.JPGBuyer guide
Buyer guide

PMI Test XRF vs OES Interpretation Guide for Stainless Fittings

How to read XRF and OES PMI reports for stainless and alloy pipe fittings, including 316 vs 316L identification and acceptance criteria.

May 27, 20269 min readHebei Haihao Group
接管座.jpgBuyer guide
Buyer guide

Incoterms 2020 Explained for Fittings Buyers: FOB CFR CIF DAP

FOB vs CFR vs CIF vs DAP under Incoterms 2020 for pipe fittings importers, including risk transfer, insurance and cost split with sample PO wording.

May 25, 20269 min readHebei Haihao Group
不锈钢管.jpgBuyer guide
Buyer guide

ISPM-15 Wood Packing Requirements for Sea Freight Pipe Fittings

Which countries enforce ISPM-15 wood packing rules, what the IPPC stamp must show, and how pipe fitting exporters from China stay compliant.

May 23, 20268 min readHebei Haihao Group
万能拉力机.JPGBuyer guide
Buyer guide

Third-Party Inspection RFP: SGS, BV, TUV, DNV, Intertek Compared

How to write a third-party inspection RFP for pipe fittings sourcing from China and compare SGS, Bureau Veritas, TUV, DNV and Intertek capabilities.

May 21, 202610 min readHebei Haihao Group
锻造.JPGBuyer guide
Buyer guide

MTC Review Checklist for Buyers: EN 10204 3.1 and 3.2 Audit

How international buyers should review a Mill Test Certificate before approving shipment, including EN 10204 3.1 vs 3.2 differences and red flags.

May 19, 20269 min readHebei Haihao Group
法兰管件图.jpgBuyer guide
Buyer guide

RFQ Template: 14 Fields When Buying Pipe Fittings From China

A field-by-field RFQ template for international buyers sourcing pipe fittings from China, covering grade, end prep, NDE, MTC, and Incoterms.

May 17, 202610 min readHebei Haihao Group
Pipe fittings factory auditBuyer guide
Buyer guide

Sourcing Pipe Fittings from China: Audit & RFQ Checklist

First-time China sourcing has two failure modes: trading-companies disguised as factories, and certifications that look impressive but mean nothing. Here is the desktop screening, audit, and RFQ template that filters them out.

May 14, 202614 min readHebei Haihao Group
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