纖維水泥(ni)壓力板的檢驗分類
1 、產(chan)(chan)品(pin)出(chu)(chu)廠(chang)前(qian)均應進(jin)行(xing)出(chu)(chu)廠(chang)檢驗(yan)。 2 、有下列(lie)情況之一時應進(jin)行(xing)型式檢驗(yan): a) 產(chan)(chan)品(pin)停產(chan)(chan)達 6 個(ge)月(yue)(yue),恢(hui)復生產(chan)(chan)時; b) 正常生產(chan)(chan)時,每 12 個(ge)月(yue)(yue)進(jin)行(xing)一次; c) 新產(chan)(chan)品(pin)或老產(chan)(chan)品(pin)轉廠(chang)生產(chan)(chan)的試(shi)......更多
2021-09-17
防爆(bao)墻(qiang)采購需要注意的四大事項
需(xu)要注(zhu)意(yi)的四(si)大(da)事(shi)項: 1、防(fang)(fang)爆墻(qiang)板(ban)(ban)(ban)基(ji)(ji)板(ban)(ban)(ban)和腹膜鍍層(ceng)厚(hou)度 當選購防(fang)(fang)爆墻(qiang)時,看防(fang)(fang)火隔墻(qiang)板(ban)(ban)(ban)基(ji)(ji)板(ban)(ban)(ban)和腹膜鍍層(ceng)厚(hou)度。因為比較好的防(fang)(fang)火隔墻(qiang)板(ban)(ban)(ban)基(ji)(ji)板(ban)(ban)(ban)是 0.02~0.05mm,覆膜或者涂層(ceng)厚(hou)度是0.15mm左右......更(geng)多(duo)
2021-09-13