www.dzzhonlian.comExport Departmentzhao naPhone: 86 - 0534 - 2187251/86 - Fax: 86 - 0534 - 2187553
No.7 jinhao road,xinhua industrial parkDezhou, ShandongChina, 253000Web Page Link: http://www.toboc.com/dezhouzhonglianpetrolrummachinercoltd
Combining the advantages of forging overcoat resistance to wear and high chromium wear-resistant anti-corrosion inner sleeves.The overcoat is a forged steel. The hardness of high chromium inner after heat treatment reached 62 HRC. The company offers all kinds of premium chromium liners with domestic .Our productions fully implement the API spec7 export standards.The length of products are more than one-third higher than that of national standard.
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Dezhou zhonglian petroleum machinery Co.,Ltd