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Why Choose Us
Professional and reliable supply system,A group of highly qualified and experienced team,Advanced service system,Strict QA system,Solid capital strength,Support and cooperation won by the Finance, insurance and logistics. -
Certificates
Our company and factories/Suppliers are all certificed by ISO9001-2008 Quality Management System; Our products are with different certiticates include CE, WRAS, API, UL/ULC List, FM Approval, Water Mark and other kinds of approvals. -
Factories
Excellent and Professional factories for all products, include valve factory, pipe fitting factory, flange factory, pipe factory and other factories.
welcome to us
WE OFFER THE BEST QUALITY PRODUCTS
Hebei Machinery Import and Export Co., Ltd. was transformed into joint-stock foreign trade company in October 2005. As its predecessor, Hebei Branch of China National Machinery Import &Export Corporation was founded in October 1974, which was the earliest export and import company focusing on mechanical and electrical products in Hebei province……
hot products
valves
PIPE FITTINGS
flanges
tube and pipes
other products
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Casting Materials of Valves
Casting Materials of Valves ASTM Casting Materials Material ASTM Casting SPEC Service Carbon Steel ASTM A216 Grade WCB Non-corrosive applications including water, oil and gases at temperatures between -20°F (-30°C) and +800°F (+425°C) Low Temp Carbon Steel ASTM A352 Grade LCB Low temperatu...
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Old and new DIN Designations
Old and new DIN Designations Over the years, many DIN standards were integrated into the ISO standards, and thus also a part of the EN standards. In the cource of the revision of the European standards serveral DIN standards were withdrawn and replaced by DIN ISO EN and DIN EN. The standards used...