welding flux ZT.HJ107Nb

welding flux ZT.HJ107Nb: 1.Dry the flux at 250aa-300aa for 2 hours before use. 2.Completely remove rust, oil and dirt from th

 

ZT.HJ107Nb(151Nb)(NO Manganese-Oxide welding flux)

 

 

 

 

ZT.HJ107Nb(151Nb)(NO Manganese-Oxide welding flux)  In accordance with GB/T17854-1999                          F347-H00Cr21Ni10Nb DESCRIPTIONS:   ZT.HJ107Nb(151Nb)is a fused type no manganese-oxide flux with pumiceous granule of bluish gray to dark gray color, about 10-60 mesh in size. This flux is designed for welding of Niobium stabilized stainless steel and is of characteristics with less carbon increment and less Chromium loss. APPLICATIONS:This flux is recommended to use with H00Cr24Ni12Nb, H00Cr21Ni10Nb wires and strips for welding of Niobium stabilized stainless steel and anti-corrosion cladding of nuclear pressure vessels and petrol- chemical installations.TYPICAL PROPERTIES OF CLADDING LAYERS:Being matched with H00Cr24Ni12Nb as an intermediate layer and H00Cr21Ni10Nb surfacing on 50mm thick 18MnMoNb steel. 1.Carbon increment≤0.01% Chromium loss≤1.5% Niobium≥10Xc<1%2. Mechanial properties: ób≥510Mpa, 5≥35%3.The specimen after sensitization treatment has passed the inter-crystalline corrosion test in accordance with GB4334.5-1990< Method of corrosion test by sulfuric acidcopper sulfate for stainless steel>GUIDELINES FOR USAGE:1.Dry the flux at 250°C-300°C for 2 hours before use.2.Completely remove rust, oil and dirt from the groove surface prior to welding. TYPICAL FLUX COMPOSITION RANGE(%)   SiO2+AI2O3 CaF2 MgO+CaO Nb2O5 S P 42-54 <26 13-26 Right amount ≤0.06 ≤0.08    TYPICAL CHEMICAL COMPOSITION AND MECHANICAL PROPERTIES OF DE-POSITED METAL Flux&Wire combination Melt the deposited metal component reference (%) Mechanical properties C Mn S P Si Ci Ni Nb óbMPa 5% LH.HJ107Nb+H00Cr21Ni10Nb 0.03 1.13 0.01 0.03 0.71 18.57 9.23 10xC% 583 49.2

 

 

welding flux ZT.HJ107Nb