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什么产品要做煤安(MA)认证?
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◆ 采煤机、掘进机、液压支架单体液压支柱、破碎机、胶带运输机、刮板运输机、液压泵站、煤电钻、风钻、防爆开关、变压器、局扇等等,凡是下煤矿井的产品都必须办理煤安证。

◆ 井下要考虑阻燃、防爆、耐高温等等安全因素。阿凡提帮很多客户做过煤安(MA)认证和防爆认,需要详细了解煤安认证周期流程价钱可以联系我们。

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