GB 12971.4-1991 standards english version

NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA

GB 12971.4-1991

Trolley and contact wires for electric traction--Part 4:Aluminium-steel and aluminium alloy composite trolley and content wires

Issued Date:

Implemented Date:

Issued by:

The Standardization Administration of the People's Republic of China

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GB Standard Code	GB 12971.4-1991
Standard Category	China National Standards
GB Standard English Title	Trolley and contact wires for electric traction--Part 4:Aluminium-steel and aluminium alloy composite trolley and content wires
GB Standard Chinese Title	电力牵引用接触线第四部分:钢、铝及铝合金复合接触线
Chinese Version Price	$5.00 per page
English Translation Fee	About $15~$30 per 1 page (1,000 words)
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