Street Address: Yixian Road
City: Shanghai
Province: Shanghai
Country/Region: China
Shanghai tongyong
Straightness : A 0. 3: 1000 B 1. 0: 1000 C 1. 5: 1000 normal length : 2 000mm- 6 000mm weight tolerences: Per one ± 10% 10t ± 7. 5% Surface quality: Max decipt depth≤ 0. 20mm