S44660 super ferritic stainless steel tube is their high contents of Chromium and Molybdenum, and it has Titanium and niobium as stabilizing elements. The organization of material makes them with high strength properties, good elongation and low rate of work hardening.

Applied  Standard

ASTM A268/ ASME SA268 Seamless and welded ferritic/martensitic stainless steel tubing for general service
ASTM A688　　　              Welded austenitic stainless steel feedwater heater tubes
ASTM A803　　　              Welded ferritic stainless steel feed water heater tubes

Test & Inspection Plan

1.100% PMI / SPECTRO CHEMICAL ANALYSIS TESTS
2.100% DIMENSION TESTS & 100% VISUAL EXAMINATION
3.TENSION TEST, FLANGE TESTS, HARDNESS TEST, REVERSED FLATTENING TEST
4.100% HYDROSTATIC TEST AFTER BENDING PLUS 100% NON-DESTRUCTIVE TESTS 
5.INTERGRANULAR CORROSION TEST BY LOT ACCORDING TO ASTM A763
6.PITTING RESISTANCE TEST ACCORDING TO ASTM G48 METHOD
7.RESIDUAL CHLORIDE TEST ACCORDING TO ASME SA803

Option Test & Inspection Items

The documentsLSI Will Provide to You

1.MTC (MATERIAL TEST CERTIFICATION) ACCORDING TO EN10204/3.1 OR EN 10204/3.2
2.RAW MATERIAL CERTIFICATION
3.ALL THE TEST & INSPECTION REPORTS AS PER PO AND STANDARDS
4.HEAT TREATMENT REPORT 
5.SHIPPING NOTIFICATION BEFORE SHIPMENT
6 .QUALITY WARRANTY LETTER.