Along with the years of entrepreneurial journey of Zhongyuan people, she gradually formed her own spiritual pillar and behavioral norms. In the silent inheritance, she guided Zhongyuan Company towards a more brilliant tomorrow.
EN 10216-5 Seamless steel tubes for pressure purposes-stainless steel tubes
EN 10216-4 Seamless steel tubes for pressure purposes-technical delivery conditions-unalloyed and alloyed steels with specified low temperature properties
EN 10216-2 Seamless steel tubes for pressure purposes -technical delivery conditions-unalloyed and alloyed steels with specified elevated temperature properties
EN 10216-1 Seamless steel tubes for pressure purposes
EN 10210-2 Hot finished structural hollow sections of non-alloy and fine grain structural steels -tolerances,dimensions and sectional properties
EN 10210-1 Hot finished structural hollow sections of non-alloy and fine grain structural steels -technical delivery requirements
EN 10210-1/2 Hot finished structural hollow sections of non-alloy and fine grain structural steel
EN 10208-2 Steel pipes for pipelines for combustible fluids -technical delivery conditions-pipes of requirement class B
EN 10208-1 Steel pipes for pipelines for combustible fluids-technical delivery conditions-pipes of requirement class A
EN 10208 Steel pipes for pipelines for combustible fluids-technical delivery conditions
EN 10232 Metallic materials-tubes (in full section)-bend test
EN 10225 Weldable structural steels for fixed offshore structures
ADD：Chengnan Industrial Development Zone, Yanshan County, Hebei Province
Domestic phone number：0086-317-6689999
International call：0086-317-6165555
E-mail:9905791@qq.com
