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RTJ Gasket Materials

Material (Trade Mark) Ring
Identi-fication
DIN
Speci-fication
DIN Material No. B.S. AISI-ASTM UNS Hardness (max)* Temperature (0 C)* Specify Density (gr/cm3)






Brinell HB Rockwell B Min Max
Soft Iron D - - - - 90 56 -60 500 7.85
Low Carbon Steel S R st 37.2 - - - 120 68 -40 500 7.85
ASTM A182-F5 F5 5 Cr 0.5 mo 1.7362 - A182FS 130 72 -40 650 7.90
SS 304 S304 X5Cr Ni 18 1.4301 304S15/16/13 304 160 83 -250 550 7.90
SS 304L S304L X2 Cr Ni 18.9 1.4306 304S11 304L 160 83 -250 550 7.90
SS 309 S309 X15 Cr Ni Si 20.12 1.4828 304S24 309 160 83 -250 550 7.90
SS 316 S316 X5 Cr Ni Mo 18.10 1.4401 316S16 316 160 83 -100 1000 7.90
SS 316L S316L X2 Cr Ni Mo 18.10 1.4404 316S11/13 316L 160 83 -100 550 7.90
SS 316Ti S316TI X10 Cr Ni Mo Ti 18.10 1.4571 320S31 316Ti 160 83 -100 550 7.80
SS 321 S321 X10 Cr Ni Ti 18.9 1.4541 321S12/49/87 321 160 83 -250 550 7.9 0
SS 347 S347 X10 Cr Ni Nb 18.9 1.4550 347S31 347 160 83 -250 500 7.90
SS 410 S410 X6 Cr 13 1.4000 410S21 410 170 86 -20 850 7.80
254SMO 6Mo X1Cr Ni Mo Cu N 20.18.7 1.4547 - S31254 180 89 -100 500 8.00
904L S904L Xi Ni Cr Mo Cu 25.20.5 1.4539 - SUS890L 180 89 -250 1000 8.00
F51 F51 X2 Cr Ni Mo N 22.5.3 14462 31853 S31803/32205 230 approx 99 -40 300 7.80
F53 F53 X2 Cr Ni Mo N 25.6.3 14410 - S32750 230 approx 99 -40 300 7.80
F55 F55 X2 Cr Ni Mo Cu WN 25.7 1.4501 - S32760 250 approx - -40 300 7.80
Aluminium AL 1050 A1 99.5 3.0255 1B A91050 30 - -250 300 2.71
Silver Ag - - - - 28 (HV) - -250 750 10.50
Copper Cu SF-Cu 2.0090 C106 C12200 80 approx - -250 400 8.90
Brass CuZn37 Cu Za 37 (M563) 20321 CZ108 C27200 60 approx - -100 350 8.50
Nickel 200 Ni 200 Ni 99.2 2.4066 3072-76 NA11 NO2200 110 62 -250 600 8.90
Monel 400 MONEL400 Ni Cu 30 Fe 2.4360 3072-76 NA13 NO4400 160 83 --125 600 8.80
Inconel 600 INC600 Ni Cu 15 Fe 2.4816 3072-76 NA14 NO6600 160 83 -100 950 8.40
Inconel 625 INC625 Ni Cr 22 Mo 9 Mb 2.4856 3072-76 NA 21 NO6625 210 95 -50 450 8.44
Inconel 718 INC718 Ni Cr 19 Fe 19 Nb5 - - NO7718 160 83 -125 950 8.24
Incoloy 800 INC800 X10 Ni Cr A1 Ti 3220 1.4876 3072-76 NA15 NO8800 160 83 -100 850 8.00
Incoloy 825 INC825 Ni Cr 21 Mo 2.4858 3072-76 NA16 NO8825 195 92 -100 450 8.14
Hastelloy B2 HB2 Ni Mo 28 2.4617 - NI0665 230 99 -200 450 9.20
Hastelloy C276 HC276 Ni Mo 16 Cr 15 W 2.4819 - NI0276 210 95 -200 450 8.90
Titanium Ti2 Ti 99.8 3.7025 TA2 R50400 215 approx 96 -250 350 4.50
Note: Maximum temperature ratings are based upon hot air constant temperatures. The presence of contaminating fluids and cyclic conditions may drastically affect the maximum temperature range.