150J and 450J pendulum, the lowest test temperature is -60℃
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Tel：86-551-63367888
Fax：0551-63366262
Add：No.31.Beijing Road.Baohe Economic Development Area.Hefei.Anhui.China
Hefei Ziking Steel Pipe CO., LTD. 备案号： 皖ICP备2022002941号-1
