BS ISO 19220-2021Plastics piping systems for soil and waste discharge (low and high temperature) inside buildings. Styrene copolymer blends (SAN + PVC)

标准类别：[BS] 英国标准学会标准
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标准编号：BS ISO 19220-2021
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更新时间：2022-03-31
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BS ISO 19220-2021Plastics piping systems for soil and waste discharge (low and high temperature) inside buildings. Styrene copolymer blends (SAN + PVC)

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