Yadda za a duba gami karfe kayayyakin fitarwa zuwa kasar Sin?

Ta yaya kayayyakin gwal da ake fitarwa zuwa kasar Sin ke wuce binciken kwastan? Wadanne shirye-shirye ne akwai?

1. Binciken kan-site

Kwastan yana zaɓar samfuran wakilai ba da gangan ba daga kowane rukunin dubawa (samfurin kayan ƙarfe na farko na sunan samfur iri ɗaya, alama, da ƙayyadaddun ƙira waɗanda masana'anta iri ɗaya suka samar) don duba wurin. Dokokin samfurin suna nufin GB/T 20066-2006 da SN/T 1323 da sauran ka'idoji masu dacewa da kuma buƙatun fasaha da bangarorin biyu suka amince a cikin kwangilolin kasuwanci.

(1) Duba takardar shaidar kaya. Bincika ko sunan, alamar, gano samfur, iri, da dai sauransu na kayan da aka ayyana a kowane rukunin dubawa sun yi daidai da kayan sanarwa.

(2) Duban bayyanar. Ya kamata saman samfurin ya kasance mai tsabta, kuma kada a sami sake haɗuwa da bayyane, haɗuwa, fata, tabo da haɗawa; babu karce, abrasions, indentations, rami, bumps da wrinkles tare da zurfin ko tsawo fiye da 3mm; a'a Akwai fasa masu zurfin sama da 2mm. Idan akwai buƙatun ingancin ƙasa a cikin daidaitaccen tsarin dubawa, za a gudanar da binciken a lokaci guda.

(3) Binciken girma. Auna ma'auni na samfurin ta amfani da ma'aunin tef, caliper, micrometer da sauran kayan aikin ma'auni masu dacewa.

4. Gwajin dakin gwaje-gwaje

Bayan bincikar samfuran da aka yi a wurin, yakamata a aika su duka zuwa dakin gwaje-gwaje don gwaji. Abubuwan gwajin sun haɗa da abubuwan sinadarai (carbon, chromium, aluminum, boron, cobalt, jan karfe, gubar, manganese, molybdenum, nickel, niobium, silicon, titanium, tungsten, vanadium, zirconium, sulfur, phosphorus da sauran abubuwa) da ƙarancin girma. . Ana ƙayyade takamaiman abubuwan dubawa bisa ga daidaitaccen tushen dubawa.

3. Hukuncin sakamakon dubawa

1. Idan bayanin kayan ya yi daidai da bayanan da aka bayyana, za a ƙayyade takardar shaidar kaya ta kasance daidai, in ba haka ba, za a ƙayyade duk nau'in kayan da ba su cancanta ba.

2. Idan ingancin saman ya dace da buƙatun fasaha masu dacewa, za a yi la'akari da cewa duban bayyanar ya cancanta, in ba haka ba za a yanke hukunci game da duk nau'in kayan da ba su dace ba.

3. Idan girman girman ya dace da ka'idodin jigilar kaya da bayanin abu da buƙatun fasaha masu dacewa, za a yi la'akari da girman dubawa don cancanta; in ba haka ba, za a yi la'akari da cewa duka rukunin kayan ba su cancanta ba.

4. Idan abubuwan gwajin duk sun cika ka'idodin fasaha na tushen binciken da ya dace, ana yin la'akari da gwajin gwaje-gwaje don cancanta, in ba haka ba an yanke hukuncin duk nau'in samfuran ba su cancanta ba.

5. Idan duk abubuwan dubawa sun cancanta, ana yin la'akari da duka nau'ikan kayan sun cancanci; idan daya daga cikinsu bai cancanta ba, za a iya dakatar da hanyar dubawa ta bin diddigin kuma an yi la'akari da duka nau'in kayan da ba su cancanta ba.

Idan kuna buƙatar sabis na dabaru na ƙasa da ƙasa, da fatan za a tuntuɓi Dantful jigilar kaya don shawarwari.