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Æstus Curatio Austenitic Steel Castings

In ut-cast structuramaustenitic immaculatam ferroflatura est austenite + carbide vel austenite + ferrite.Curatio caloris corrosionem resistentiae austeniticae inaculatae ferri iactationis emendare potest.

 

Equivalent Gradus Austenitic Steel

AISI W-stoff DIN BS SS AFNOR UNE/IHA JIS UNI
304 1.4301 X5 CrNi 18 9 304 S 15 2332 Z 6 CN 18.09 F.3551 SUS 304 X5CrNi18 10
305 1.4303 X5 CrNi 18 12 305 S 19 - Z 8 CN 18.12 - SUS 305 X8CrNi19 10
303 1.4305 X12 CrNiS 18 8 303 S 21 2346 Z 10 CNF 18.09 F.3508 SUS 303 X10CrNiS 18 09
304L 1.4306 X2 CrNiS 18 9 304 S 12 2352 Z 2 CN 18.10 F.3503 SUS 304L X2CrNi18 11
301 1.4310 X12 CrNi 17 7 - 2331 Z 12 CN 17.07 F.3517 SUS 301 X12CrNi17 07
304 1.4350 X5 CrNi 18 9 304 S 31 2332 Z 6 CN 18.09 F.3551 SUS 304 X5CrNi18 10
304 1.4350 X5 CrNi 18 9 304 S 31 2333 Z 6 CN 18.09 F.3551 SUS 304 X5CrNi18 10
304LN 1.4311 X2 CrNiN 18 10 304 S 62 2371 Z 2 CN 18.10 - SUS 304 LN -
316 1.4401 X5 CrNiMo 18 10 316 S 16 2347 Z 6 CND 17.11 F.3543 SUS 316 X5CrNiMo17 12
316L 1.4404 - 316 S 12/13/14/22/24 2348 Z 2 CND 17.13   SUS316L X2CrNiMo17 12
316LN 1.4429 X2 CrNiMoN 18 13 - 2375 Z 2 CND 17.13 - SUS 316 LN -
316L 1.4435 X2 CrNiMo 18 12 316 S 12/13/14/22/24 2353 Z 2 CND 17.13 - SUS316L X2CrNiMo17 12
316 1.4436 - 316 S 33 2343 Z 6 CND18-12-03 - - X8CrNiMo 17 13
317L 1.4438 X2 CrNiMo 18 16 317 S 12 2367 Z 2 CND 19.15 - SUS 317 L X2CrNiMo18 16
329 1.4460 X3 CrNiMoN 27 5 2 - 2324 Z5 CND 27.05.Az F.3309 SUS 329 J1 -
321 1.4541 X10 CrNiTi 18 9 321 S 12 2337 Z 6 CND 18.10 F.3553 SUS 321 X6CrNiTi18 11
347 1.4550 X10 CrNiNb 18 9 347 S 17 2338 Z 6 CNNb 18.10 F.3552 SUS 347 X6CrNiNb18 11
316Ti 1.4571 X10 CrNiMoTi 18 10 320 S 17 2350 Z 6 CDT 17.12 F.3535 - X6CrNiMoTi 17 12
309 1.4828 X15 CrNiSi 20 12 309 S 24 - Z 15 CNS 20.12 - SUH 309 X16 CrNi 24 14
330 1.4864 X12 NiCrSi 36 16 - - Z 12 NCS 35.16 - SUH 330 -

 

1. Solutio Caloris Curatio

Generalis specificatio solutionis curationis caloris est: calefacere ejectionem ad 950°C- 1175°C, eamque in aqua, oleo vel aere collocare, post calorem conservatum ad carbides in ferro immaculato ad unicam structuram obtinendam omnino solvendam.Electio solutionis temperaturae pendet a contento carbonii in ferro fuso.Quo superior carbo, eo solida solutio temperaturae altior requiritur.

Ad differentiam temperaturae reducendam inter superficiem ferri et nucleum in processu calefactionis, methodus calefactio solutionis tractationis austenitici chalybis immaculati prehecari debet ad frigiditatem temperatam et tunc cito calefit ad solutionem caliditatis.Tempus tenendi debita crescat sicut crassitudo parietis dejectionis crescit.

Medium refrigerationis solutionis curatio potest esse aqua, oleum, vel aer, cuius aqua frequentissime adhibetur.Aeris refrigeratio solum est ferro vallata tenuissimis flaturis aptum.

 

: Specifications solidi Sanatio Sanati Austenitic Steel

Gradus in Sina Aequivalent Gradus Abroard Solutio in temperatura / duritia / HBW
ZG03Cr18Ni10 / 1050 - 1100 /
ZG0Cr18Ni9 / 1080 - 1130 /
ZG1Cr18Ni9 G-X15CrNi18 8 (German Grade) 1050 - 1100 140 - 190
ZGCr18Ni9Ti   950 - 1050 125 - 180
ZGCr18Ni9Mo2Ti X18H9M2 (Russian Grade) 1000 - 1050 140 - 190
ZG1Cr18Ni12Mo2Ti X18H12M2 (Russian Grade) 1100 - 1150 /
ZGCr18Ni11B X18H11B (Russian Grade) 1100 - 1150 /
ZG03Cr18Ni10 CF 3 (Latin Grade) 1040 - 1120 /
ZG08Cr19Ni11Mo3 CF-3M (Grade US) 1040 - 1120 150 - 170
ZG08Cr19Ni9 CF-VIII (Grade US) 1040 - 1120 140 - 156
ZG08Cr19Ni10Nb CF-8C (Grade US) 1065 - 1120 ( Stablization at 870 - 900 ) 149
ZG07Cr19Ni10Mo3 CF-8M (Grade US) 1065 - 1120 156 - 210
ZG16Cr19Ni10 CF 16F (Grade US) 1095 - 1150 150
ZG2Cr19Ni9 CF XX (Grade US) 1095 - 1150 163
ZGCr19Ni11Mo4 CG-8M (Grade US) 1040 - 1120 176
ZGCr24Ni13   1095 - 1150 190
ZG1Cr24Ni20Mo2Cu3   1100 - 1150 /
ZG2Cr15Ni20 CK-XX (US Gradus) 1095 – 1175 144
ZGCr20Ni29Mo3Cu3 CH-7M (Grade US) 1120 130
ZG1Cr17Mn13N   1100 223 - 235
ZG1Cr17Mn13Mo2CuN   1100 /
ZG0Cr17Mn13Mo2CuN   1100 223 - 248

 

 

2. Stabilization

Austeniticum chalybem immaculatum egregium corrosionis resistentiam post curationem solutionem habet.Cum autem dejectio ad 500°C-850°C eiecta sit vel opera in hac temperaturae missione emissa, chromium carbida per austenitem grani limitem re- cipitatur, causans limes corrosionem frumenti vel conglutinatam crepturam.Hoc phaenomenon vocatur sensatio.Ad emendandum corrosionem intergranularem resistentiam tam austeniticorum intemeratae ferri iniectionis, plerumque necesse est elementa mixtura sicut titanium et niobium addere.Post curationem solutionem refricare ad 850°C - 930°C, et cito refrigerare.Hoc modo carbides titanii et niobium ab austenite primo praecipitantur, ita praeveniendo chromium carbide praecipitato et sata corrosio resistentia ferro immaculati meliori.


Post tempus: Aug-18-2021