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现行 NZS 4405:1986
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Helical lock-seam corrugated steel pipes 螺旋锁口波纹钢管
发布日期: 1986-12-31
规定了镀锌钢带制造的全圆形波纹钢管的要求。管道由连续的螺旋锁缝形成,仅覆盖波纹方向与管道纵轴呈螺旋状的管道。规定了母材、锁缝强度、连接带、穿孔、保护涂层和工艺的要求。与AS 1761:1985相同,但对新西兰进行了修改。
Specifies requirements for full circular shape corrugated steel pipes manufactured from galvanized steel strip. The pipe is formed by a continuous helical lock-seam, and only pipes in which the direction of the corrugations run helically to the longitudinal axis of the pipe are covered. Requirements for base metal, lock-seam strength, coupling bands, perforations, protective coating and workmanship are specified. Identical to AS 1761:1985 with modifications for New Zealand.
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发布单位或类别: 新西兰-新西兰标准协会
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