NEWS CENTER
CONTACT US
F.D.：Hanfang Xu
Tel：0574-88474076，13805898003
Fax：0574-88474066
Sales Manager：WeiGuang Xu
Tel：0574-88205000, 13567899179
Fax：0574-88205222
Mail：hn@cn-henan.com
S.R.：Wanquan Niu(C.engineer)
Tel：0574-88474076 ,13857890906
Fax：0574-88474066
Mail：nbhenan@vip.163.com
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012021-09Established in 1993, Ningbo Yinzhou Henan Metal Foundry is located in Yunlong Town, the famous hometown of precision casting of China in the south suburb of Ningbo City, only more than 40km away from Dagang, Beilun. Now it has......
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272021-08Welding and connection technology has developed into an important professional discipline in metal material processing and manufacturing industry in the second half of the 20th century. The expansion of the application of iron and steel......
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242021-08Insert molding refers to the molding method in which the pre prepared inserts of different materials are filled into the mold, the resin is injected, and the molten material is bonded and solidified with the insert to make an integrated product......
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232021-08喷砂机能够使机器零件强化，可以使零件延长寿命；车辆外板的强化，能够提高抗应力开裂的能力；螺旋桨和外壳的强化，能够提高抗疲劳和应力腐蚀开裂能力；结构件、齿轮、轴、叶片管、焊接件和精密零件等等的强化，提高零件强化，延长使用寿命......
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192021-08The polishing process has a long history and is widely used, but the efficiency of the traditional polishing process is very low, which is not in line with the current industrial development, so the emergence of polishing equipment is a very inevitable thing......
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