Steel and Non-Ferrous Metal Symbols Chart

l Carbon Steels
JISAISIDIN
S10C1010C10
S15C1015C15
S20C1020C22
S25C1025C25
S30C1030C30
S35C1035C35
S40C1040C40
S45C1045C45
S50C1049C50
S55C1055C55
l Ni-Cr-MoSteels
SNCM220862021NiCrMo2
SNCM2408640—
SNCM415——
SNCM4204320—
SNCM439434040NiCrMo6
SNCM447—34NiCrMo6
l Cr Steels
SCr415—15CrMo5
SCr420512020Cr4
SCr430513034Cr4
SCr435513237Cr4
SCr440514041Cr4
SCr4455147—
l Cr-Mo Steels
SCM415—15CrMo5
SCM420—20CrMo5
SCM430413125CrMo4
SCM435413734CrMo4
SCM440414042CrMo4
SCM4454145—
l High Speed Steelsl AusteniticStainlessSteels
JISAISIDINJISAISIDIN
SKH2T1—SUS201201—
SKH3T4S18-1-2-5SUS202202—
SKH10T15S12-1-4-5SUS301301X12CrNi17 7
SKH51M2S6-5-2SUS302302—
SKH52M3–1—SUS302B302B—
SKH53M3–2S6-5-3SUS303303X10CrNiS18 9
SKH54M4—SUS303Se303Se—
SKH56M36—SUS304304X5CrNiS18 10
l AlloyTool SteelsSUS304L304LX2CrNi19 11
SUS304NI304N—
SKS11F2—SUS305305X5CrNi18 12
SKS51L6—SUS308308—
SKS43W2-91/2—SUS309S309S—
SKD1D3X210Cr12SUS310S310S—
SKD11D2X155CrVMo12-1SUS316316X5CrMo17 12 2
SKD61—X40CrVMo5-1SUS316L316LX2CrNiMo17 13 2
l GreyCast IronSUS316N316N—
FC100No 20BGG-10SUS317317—
FC150No 25BGG-15SUS317L317LX2CrNiMo18 16 4
FC200No 30BGG-20SUS321321X6CrNiTi18 10
FC250No 35BGG-25SUS347347X6CrNiNb18 10
FC300No 45BGG-30SUS384384—
l FC350 NodularNo 50B Cast IronGG-35l SUH31 Heat Resis— tingStee— ls
FCD40060-40-18GGG-40SUH35——
FCD450—GGG-40.3SUH36—X53CrMnNi21 9
FCD50080-55-06GGG-50SUH37——
FCD600—GGG-60SUH38——
FCD700100-70-03GGG-70SUH309309—
SUH310310CrNi2520
SUH330N08330—

l

Ferritic Stainless SteelsSUH21—CrAl1205
SUS405405X10CrAl13SUH409409X6CrTi12
SUS429429—SUH446446—
SUS430430X6Cr17l MartensitiHeat ReistinSteels
SUS430F SUS434430F 434X7CrMo18 X6CrMo17 1SUH1 SUH3— —X45CrSi9 3 — g
Martensitic Stainless SteelsSUH4——
SUS403403—SUH11——
SUS410410X10Cr13SUH600——
l Mn Steels and Mn-Cr Structural UseSteels for
SMn420 1522—
SMn433 1534—
SMn438 1541—
SMn443 1541—
SMnC420 ——
SMnC443 ——
l Martensitic StainlessSteels
SUS403 403—
SUS410 410X10Cr13
SUS416 416—
SUS420JI 420X20Cr13
SUS420F 420F—
SUS431 431X20CrNi17 2
SUS440A 440A—
SUS440B 440B—
SUS440C 440C—
l Cr-Mo Steels
SK1 ——
SK2 W1-111/2—
SK3 W1-10C105W1
SK4 W1-9—
SK5 W1-8C80W1
SK6 —C80W1
SK7 —C70W2