Place of Origin: | Zhejiang, China (Mainland) |
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Alloy steel grade: 4140, 4130,4140,42CrMo
Alloy steel pipe for mechanical engineer ASTM A519
TORICH INTERNATIONAL CO.,LTD [China (Mainland)]
Business Type:Manufacturer
City: Ningbo
Province/State: Zhejiang
Country/Region: China (Mainland)