人孔应打开侧面,不得在水箱中间打开。人孔一般应安装扣或锁,以避免儿童进入。壹水务BDF水箱焊缝必须丰满,水箱外板必须美观明亮,焊接外观美观、润滑、无焊接肿瘤、无孔、无夹渣、无裂纹,焊接接头不得有凹凸裂纹、板与拉筋分离、切割。水箱内胆焊缝应停止抛光。
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