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Guangzhou Steel Engineering Test and Measurement

Time：[2016-3-30] Hits：4380

Guangzhou Steel Engineering Test and Measurement

(1) Guangzhou Steel steel material inspection requirements.

(2) welding materials Material inspection requirements.

(3) Performance tests bolt: steel bolt engineering performance test requirements.

(4) high strength bolt friction surface anti-slip coefficient test and retest requirements.

GENERAL (5) Guangzhou steel welding inspection.

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