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International Standard Category: Abrasives

JB/T 3890-1999    Siliconit
硅碳棒 ;
Category No.:25.100.70 Valid Status:superseded
Issued Organization:SBMBI Issued Date:1999-10-08
Implemented Date:2000-3-1 Abolished Date:
Superseded Standard.:JB/T 3890-2008 Special Products of silicon carbide-Silicon carbide heating elements
Superseded Date:2008-11-1
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