河北11选5开奖结果

CONTACT

河北11选5开奖结果CONTACT:Mr. Xu

+86-13771502818
+86-18762620800
E-mial:xu@tianyi-ad.com Address:Gonghu Community, Xuelang Street, Binhu District, Wuxi City
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Square vacuum chamber technical performance:
Material: 304 stainless steel or customer specified material.
The applicable temperature range of the cavity is -190°C~+1500°C (cooling is required).
Sealing method: fluorine rubber "O" ring or metal oxygen-free copper sealing ring.
 
Factory inspection items:
1. Vacuum leak rate detection: Standard detection leak rate: 1.3*10-8PaL/S.
2. water-cooled water pressure test: standard test pressure: 8 kg 24 hours without leakage detection.
 
Internal and external surface treatment:
Wire drawing polishing treatment, sand blasting electrolytic treatment, pickling treatment, electrolytic polishing treatment and mirror polishing treatment.
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