Specification and Requirements for Seamless Steel Pipe Marking In the relevant regulations, there are a series of regulations and requirements for seamless steel pipe marking. The specific requirements for the logo are as follows: 1. The seamless steel pipe manufacturer's logo should be eye-catching, firm, clear, standardized, and not easy to fade. 2. The m ...
lvy lee - Permanent Steel Manufacturing Co.,Ltd
Posted 1 year agoPress
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