Steel Tube Handbook - 2018

23 TDC Steel grade Testing and certificates Other TDC standards Name Condition Surface Testing Certificate Marking Surfaceprotection Packing 10216-1 P195TR1 P235TR1 P265TR1 P195TR2 P235TR2 P265TR2 Hot finished: Quality TR1 • as rolled • normalising formed • normalized Quality TR2 • normalising formed • normalized Cold finished: Quality TR1 and TR2 • normalized Visually without defects, adequate to production mode. Surface treatment possibility Quality TR1: • non-specific • specific Quality TR2: • specific Mandatory testing: • cast analysis • tensile test • leak tightness (page 8) • dimensions • visual • impact test (TR2) at room temperature 10204 • 2.2 • 3.1 (3.2) • 3.1 • 3.2 (see also page 7) D ≤ 51 mm – label D > 51 mm – data on tube end Data: • manufacturer • EN standard • steel • specific inspection - cast number - mark of insp. represent. - identification number • without protection • upon agreement bundle 300– 3500 kg 1629 St 37.0 St 44.0 St 52.0 Hot finished: • as rolled • condition N after normalizing only upon agreement Cold finished: • normalized – condition NBK • tensile test • ring • leak tightness (page 8) • dimensions • visual • chemical composition (scope of inspection cetificate of series 3) 50049 • 2.2 • 3.1.A • 3.1.B • 3.1.C As at EN, plus • letter S • at 2470T1 if the pipes are determined for gasline • at DIN 1630 mark of NDT (upon agreement) 1630 St 37.4 St 44.4 St 52.4 • tensile test • ring • leak tightness (page 8) • dimensions • visual • chemical composition (scope of inspection cetificate of series 3) Upon agreement: • NDT • impact test (T > 10 mm) 50049 • 3.1.A • 3.1.B • 3.1.C 3601 360 430 Hot finished: • as rolled • normalized Cold finished: • normalized • tensile test • flattening • impact test • visual • leak tightness (page 8) • hydrotest or NDT • test certificate • test results Standards Steel Chemical composition [%] Mechanical properties C Si Mn P max S max Cr Ni Mo Cu Other Re Rm A5 min MPa min ksi min MPa max MPa min ksi min % STN, ČSN 11 353 max.0,18 0,050 0,050 235 340 440 25 11 453 max.0,24 0,050 0,050 265 441 539 21 11 503 max.0,18 max.0,55 max.1,60 0,035 0,035 max.0,30 max.0,30 max.0,30 Al min.0,015 Nb 0,015–0,08 355 490 630 22 11 523 max.0,22 max.0,55 max.1,60 0,035 0,035 Al min.0,015 353 510 628 23 ASTM A 53 GradeA 0,25 0,95 0,050 0,045 0,40 0,40 0,15 0,40 V 0,08 205 30 330 48 GradeB 0,30 1,20 0,050 0,045 0,40 0,40 0,15 0,40 V 0,08 240 35 415 60 DIN 1629 St 37.0 max.0,17 0,040 0,040 235 350 480 25 St 44.0 max.0,21 0,040 0,040 275 420 550 21 St 52.0 max.0,22 0,040 0,035 Al min.0,02 355 500 650 21 1630 St 37.4 max.0,17 max.0,35 min.0,35 0,040 0,040 Al min.0,02 235 350 480 25 St 44.4 max.0,20 max.0,35 min.0,40 0,040 0,040 Al min.0,02 275 420 550 21 St 52.4 max.0,22 max.0,55 max.1,60 0,040 0,035 Al min.0,02 355 500 650 21 BS 3601 360 max.0,17 max.0,35 0,40–0,80 0,040 0,040 Al max.0,06 235 360 500 25 430 max.0,21 max.0,35 0,40–1,20 0,040 0,040 Al max.0,06 275 430 570 22 NF A 49-112 TU E 220A max.0,20 max.0,40 max.0,85 0,045 0,045 220 360 500 23 TU E 235A max.0,24 max.0,40 max.1,05 0,045 0,045 235 410 550 21 EN 10216-1 P 195 TR1 max.0,13 max.0,35 max.0,70 0,025 0,020 max.0,30 max.0,30 max.0,08 max.0,30 V max.0,02 Ti max.0,04 195 320 440 27 P 195 TR2 max.0,13 max.0,35 max.0,70 0,025 0,015 max.0,30 max.0,30 max.0,08 max.0,30 V max.0,02 Ti max.0,04 Al min.0,02 195 320 440 27 P 235 TR1 max.0,16 max.0,35 max.1,20 0,025 0,020 max.0,30 max.0,30 max.0,08 max.0,30 V max.0,02 Ti max.0,04 235 360 500 25 P 235 TR2 max.0,16 max.0,35 max.1,20 0,025 0,015 max.0,30 max.0,30 max.0,08 max.0,30 V max.0,02 Ti max.0,04 Al min.0,02 235 360 500 25 P 265 TR1 max.0,20 max.0,40 max.1,40 0,025 0,020 max.0,30 max.0,30 max.0,08 max.0,30 V max.0,02 Ti max.0,04 265 410 570 21 P 265 TR2 max.0,20 max.0,40 max.1,40 0,025 0,015 max.0,30 max.0,30 max.0,08 max.0,30 V max.0,02 Ti max.0,04 Al min.0,02 265 410 570 21 Steels grades, chemical composition and mechanical properties