Aluminium Die Casting Process/precision Oem Zinc Alloy Die precision molybdenum zinc alloy parts
Ningbo ZongChi Machinery Technology Co., Ltd is located at Ningbo, the world-famous port city. We are the rofessional manufacturer focused on aluminum/zinc alloy die asting,for aluminum precision auto parts, motorcycle parts, medical equipment,parts, lighting hardware, gasoline engine parts, power tools, garden machinery and other mechanical parts.
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astm a53 bs1387 carbon steel pipe seamless