Quality Control_Yantai Tiancheng Machinery Co., Ltd.

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Quality Control

Zeiss High-precision Measuring Machine:

8Mx8M( one）and 6Mx6M( two）

NDT Hardening Layer Tester

Crack Test

Three checks by fluorescent light magnetic powder crack testing machine and online video recording.

Physicochemical and Mechanical Properties Test

Yantai Tiancheng Machinery Co., Ltd.

Address: No.1 Liuzihe road, economic and technological development area, Yantai, Shangdong, China

Yantai Haoyang Machinery Co., Ltd.

Address: No.445-1 Jincheng road, Zhaoyuan, Shangdong, China

Yantai Tianhao Machinery Co., Ltd.

Address: No.48 Xingyuan West Road, Fushan District, Yantai City, Shandong Province, China

Yantai New Haoyang Bearing Co., Ltd.

Address: No.33 Weiwu Road, Yantai National Hi-tech Industrial Development Zone, Yantai City, Shandong Province, China