GB/T 12712-1991 Standard PDF file download ; GB/T 12712-1991 Standard english preview version download

GB Standard Code	GB/T 12712-1991
Standard Category	China National Standards
GB Standard English Title	The requirements for supervision of recovery of condensate from steam heating system and technique ofautomatic steam traps
GB Standard Chinese Title	蒸汽供热系统凝结水回收及蒸汽疏水阀技术管理要求
Chinese Version Price	$15 USD per 50 pages
English Translation Price	About $15 per 1 page; Inquire us for detail price

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