Registered codes & standards

Mechanical properties of smiLLe™ refer to UNS S34751 (347LN) which are registered in the following codes & standards

WRC541, Evaluation of Material Strength Data for use in API Std 530


WRC Bulletin 558, Recognition of UNS 34751 (347LN, aka 347AP)


Alloy in API 579-1/ASME FFS-1 and API Standard 530


API579, ASME FFS-1- Fitness-for Service


API530, Calculation of Heater Tube Thickness in Petroleum Refineries


ASME B31.3, Process Piping


ASME B16.5, Pipe Flanges and Flanged Fittings


ASME B16.47, Large Diameter Steel


NACE SP0170-2018


ASME Code Case 2196 Rev.4 (347LN, Max. 677 deg.C)


ASTM/ASME A/SA240-TP347LN, Steel Plate, Sheet and Strip


ASTM/ASME A/SA312-TP347LN, Seamless, Welded, Stainless Steel Pipe


ASTM/ASME A/SA213-TP347LN, Seamless Tube


ASTM/ASME A/SA403-WP347LN, Wrought Piping Fittings


ASTM/ASME A/SA182-F347LN, Forged Steel


ASTM A580-347LN, Wire


ASTM A351 CF8C


ASTM A193 B8C, A194 B8C, Bolt & Nut

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Registered codes
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