Nikko Steel Kawat Las Elektroda For Ferritic, Austenitic and Duplex Stainless Steels NSB-410

Brosur & Katalog Produk / Brosur & Katalog Produk

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1. MANUFACTURERS OF A DIVERSE RANGE OF ADVANCED WELDING CONSUMABLES SECTION 6 NSB-410 FOR WELDING 12% CHROMIUM MARTENSITIC STAINLESS STEELS DATA SHEET NO. 79 SPECIFICATION AWS A5.4 BS EN 1600 CLASSIFICATION E410-26 E 13 R 5 2 PRODUCT DESCRIPTION A special rutile based flux with a positive ratio of chemically basic minerals to acid minerals that contains all the major alloying elements is extruded onto a high purity ferritic wire. The use of balanced silicates ensures both strength of coating and resistance to moisture absorption. WELDING FEATURES OF THE ELECTRODE The arc stability is excellent on both AC and DC+ as is the electrodes ability for initial arc strike and re-striking. Spatter is minimal and the slag is readily detachable leaving smooth evenly rippled seams of pleasing appearance. Metal recovery is some 130% with respect to weight of the core wire. Pre-heat and interpass temperature should be 200 º C max. APPLICATIONS AND MATERIALS TO BE WELDED For welding: ASTM 410 - 403 UNS S41000, S40300 BS 410521 EN56A 403517 ASTM A487 Grade CA15. In all cases a pre-heat of 150 - 250 º C should be used and the component allowed to cool to room temperature prior to PWHT. WELD METAL ANALYSIS COMPOSITION % BY Wt. C Mn Si S P Cr Ni Mo Cu Fe MIN - - - - - 11.0 - - - MAX 0.12 1.0 0.9 0.03 0.04 13.5 0.7 0.75 0.75 TYPICAL 0.06 0.7 0.4 0.01 0.02 12.0 0.1 0.1 0.23 Bal. WELD METAL PROPERTIES (ALL WELD METAL) PROPERTY UNITS MINIMUM TYPICAL OTHERS Tensile strength N/mm 2 520 540 0.2% Proof stress N/mm 2 - 250 Elongation on 4d % 20 35 Reduction of Area (RA) % - 55 PWHT 850ºC 2 HOURS FC TO 600ºC AIR COOL TO RT. OTHER OPTIONS AVAILABLE WELDING AMPERAGE AC or DC+ Ø (mm) 2.0 2.6 3.2 4.0 5.0 MIN 35 65 80 120 160 MAX 80 100 125 170 210 OTHER DATA Electrodes that have become damp should be re-dried at 150 o C for 1 hour. RELATED PRODUCTS Please contact our Technical Department for detail. WI-0304 DS79 NSB-410, Rev. 1, Date 01.05.2009

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