亚洲成aⅴ人无码无卡,免费看av无遮挡,欧美V日韩v国产在线,亚洲一成A人片在线,亚洲人视频在线观看免费,熟妇性爱视频无码在线

Data

Jiangsu Hudong Machinery Casting Co., Ltd. Technical Information

?

Hudong Foundry Product Quality Assurance Technical Information

1. Hudong Foundry Quality Manual

2. On-site safety production and work environment inspection records

3, Heat treatment temperature automatic record table

4. Non-destructive testing report on cast blanks

5, Safe operating procedures

6, Inspection report, sand test and continuous sand mixer flow test record

7, Data analysis control program

8, Process equipment control program

Other casting technical materials are waiting for later update