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.
Standard and Classfication 标准和分类 | |||
Classfication 分类 | Standard 标准 | Main Products | 主要产品 |
Steel Pipe for Ordinary Structure 普通结构用钢管 | GB/T 13793 | Longitudinally electric resistance welded steel pipe | 纵向电阻焊接钢管 |
SY/T 5040 | Spirally submerged arc welded steel pipe piles | 螺旋埋弧焊钢管桩 | |
ASTM A252 | Welded and seamless steel pipe piles | 焊接无缝钢管桩 | |
BS EN10219-1 | Cold formed welded structural hollow sections of non-alloy and fine grain steels – part1: Technical delivert conditions | 非合金钢和细晶粒钢冷成型焊接结构空心型材第1部分:技术交货条件 | |
BS EN10219-2 | Cold formed welded structural hollow sections of non-alloy and fine grain steels – part2: tolerances dimmsions and sectional properties | 非合金钢和细晶粒钢冷成型焊接结构空心型材第2部分:公差尺寸和截面性能 |
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