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Q/BQB 470-2018: Color TV tube mask frame steel strip
Q/BQB 470-2018
BQB
ENTERPRISE STANDARD OF
BAOSHAN IRON and STEEL CO., LTD.
Color TV tube mask frame steel strip
Issued on. February 05, 2018
Issued by. Baoshan Iron and Steel Co., Ltd.
Table of Contents
Self-commitment ... 3 
1. Chemical composition ... 5 
2. Mechanical properties ... 5 
3. Inspection and test ... 5 
Self-commitment
The contents of Q/BQB 470-2018 “Color TV tube mask frame steel strip”,
prepared and published by our company, meet the requirements of relevant
national laws and regulations, mandatory standards, and related industrial
policies; and in accordance with the prescribed procedures, are approved for
release by the legal representative of the enterprise. The products produced by
our company meet the technical requirements stipulated in this Standard. The
standard number is clearly indicated on the corresponding product packaging.
Our company is responsible for the truthfulness, accuracy, and legality of the
declared public information, and assumes full legal responsibility for the
consequences of the implementation of this Standard.
Baoshan Iron and Steel Co., Ltd.
February 5, 2018
Technical Index 1
Index name. Main indexes such as chemical composition and
mechanical properties
Index requirements. Main indexes such as chemical composition and
mechanical properties, and test methods are shown
in the attachment
(See Page 4 for details)