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Screw shopping mall---one-stop service
Coupling nut is a common nut, it can increase the guarantee load, not easy to slip and failure and coupling nut is not easy to fall down causing equipment problems ,it divided into carbon steel nuts and stainless steel nuts according to the material,the nuts commonly used in different area and mainly have the advantages of easy fastening and other advantages
Performance grade: carbon steel: grade 4/8/10/12, stainless steel A2-50/A4-70/80, etc, STANDARD:DIN; GB; JIS;ISO;BS;ANSI ,MATERIAL:Carbon steel,Stainless steel.
Surface treatment:carbon steel surface treatment is generally boiled black, galvanized, non electrolytic zinc sheet coating, thick galvanized vzd and thick galvanized
Zinc plus sealing (zsml), zinc nickel coating silver (znshl), zinc nickel coating black (zhbh)
Wuxi Zhuocheng Mechanical Components Co., Ltd. is established in 1990, and one group of manufacturing and selling professional fastener
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