兑水 发表于 2009-9-9 07:51:48

ASTM A 761-2004 现场栓接管、管拱和拱用波纹镀锌结构钢板

A761/A761M-04 Standard Specification for Corrugated Steel Structural Plate, Zinc-Coated, for Field-Bolted Pipe, Pipe-Arches, and Arches
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