- Company Name : Zhongyuan Special Steel
- About Us : ZHONGYUAN SPECIAL STEEL CO., LTD. is one of the key special steel producer of Multistand Pipe Mill Mandrel Bars. Zhongyuan Special Steel began to produce Multistand Pipe Mill Mandrel Bars since 1998 according Q/PCA.J02.08-2002 specification. The material is with steel grade 4Cr5MoSiV1 or AISI H13. The Steel shell be made by electric arc furnace process + vacuum degassing + electroslag remelting or furnace process + vacuum degassed
- Product/Service : drill collar,mandrel bar
- Country/Region : China >
- Category : Hardware & Mechanical Parts
- Contact Person : Mr. shaofeng liang
- Link More : China Hardware & Mechanical Parts ,China General Hardware
- Telephone :
- Fax :
- Address : JIYUAN, JIYUAN, HENAN, China
- Website : http://[email protected]
- Business Type : Manufacturing
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