Ayyuka

1. The karfe bututu abu ya kamata daidai da Q235B karfe kayyade a "Carbon Structural Karfe" GB700 da welded karfe bututu kayyade ta GB3092 ko No. 20 m karfe bututu kayyade ta GB3087.
2. An ƙirƙira ƙwallon ƙwallon ƙafa tare da ƙarfe na 45 da aka ƙayyade a cikin GB699, kuma saman ya kamata ya zama santsi, babu fashe, babu ƙonewa, kuma babu rami.
3. An yi sanduna masu ƙarfi da kayan da aka ayyana a cikin GB / T16939-1997 na "ƙarfin ƙwararru don Grid Crts na ƙarfe".Ƙarshen samfurin baya ƙyale ƙulle fasa kowane zurfin ko kowane tsayi a kowane bangare.A yi sa na high-ƙarfi kusoshi dole ne hadu da bukatun na "Steel High-ƙarfi kusoshi ga grid kusoshi da ball gidajen abinci "GB / T16939-1997", da surface taurin ya isa HRC32 ~ 36, da zaren ya kamata hadu da 6g matakin a "General Thread Tolerance and Fit" GB197, da kuma saman ya kamata a yi baki da fenti. Anti-tsatsa mai.
4. Abubuwan da ke cikin farantin rufewa da mazugi ya kamata su dace da karfe Q235 da aka tsara a cikin GB700, kuma kayan hannun riga da hannun riga yakamata su dace da karfe Q235 da aka tanada a GB700 ko karfe 16Mn da aka tanada a cikin “Sharuɗɗan Fasaha don Ƙananan Ƙarfe Tsarin Ƙarfe" GB1591 ko "Tsarin Tsarin Carbon Mai Inganci".Don No. 45 karfe da aka ƙayyade a cikin GB699, bayyanar farantin rufewa, mazugi da hannun riga ba za su sami fasa ba, ƙonawa da sikelin.
5. Welding sanda: An zaɓi jerin E43XX;haɗin weld sa bukatun: butt weld na babban bututu ne cikakken shigar waldi, kuma weld ingancin sa ne na farko-aji.Ingancin darajar sauran cikakkun waldar shigar ciki shine Class II;
6 Materials ya kamata a sami ingantattun takaddun shaida da rahotannin karɓa, dole ne a yi alamar ƙwallayen ƙarfe tare da lambobin aiki, duk weldments yakamata a sanya su tare da lambobin aikin welder, kuma ingancin duk samfuran yakamata su dace da <> JGJ75.1 ~ 75.3-91
7. Ƙarfe da aka yi amfani da shi a cikin tsari mai ɗaukar nauyi ya kamata ya sami takardar shaidar ƙarfin ƙarfi, haɓakawa, ƙarfin yawan amfanin ƙasa da sulfur da abun ciki na phosphorus.
Karfe da aka yi amfani da shi a cikin welded mai ɗaukar kaya da kuma mahimman sassa masu ɗaukar kaya waɗanda ba a welded ba za su sami takardar shaidar gwajin lanƙwasawa.