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Технические статьи, сравнение стандартов, кейсы проектов и руководства по выбору фитингов, фланцев и кованых элементов трубопроводов.

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Статей: 340

水暖管件.jpgСтандарты
Стандарты

ASME B16.39 Malleable Iron Pipe Unions: Classes and Tests

ASME B16.39 covers threaded malleable iron unions in Classes 150, 250, and 300, including design, ratings, materials, threads, and tests. This guide explains what EPC engineers and procurement managers must verify when specifying these unions.

2 окт. 2026 г.5 минHebei Haihao Group
万能拉力机.jpgКейсы
Кейсы

Sparta High-Pressure Deepwater Development: A Procurement Risk Reference

Shell's Sparta project in the U.S. Gulf of Mexico exemplifies the extreme demands of high-pressure deepwater developments. This case study outlines procurement risks and verification steps for EPC engineers and buyers, without claiming any involvement by Hebei Haihao Group.

30 сент. 2026 г.6 минHebei Haihao Group