Customization: | Available |
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Type: | Carbon Steel Bar |
Standard: | AISI, ASTM, DIN, JIS, GB |
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Shape | Specification | Length |
Round | Φ4~Φ100 | 5-8m or customized |
Hexagon | S6~S75 | 5-8m or customized |
Square | 5*5~70*70 | 5-8m or customized |
Flat | 2*10~20*140 | 5-8m or customized |
Irregular | Accumulative total more than 800species,discuss separately | 5-8m or customized |
Special requirements | Processing according to customer's design |
Type of steel | GB | ASTM(SAE) | JIS |
Carbon steel Low alloy steel |
Q195,Q215, Q235,Q345 |
A285MGr.B A570MGr.A |
SS330 SS400,SS490... |
Quality carbon steel |
10,20,35,40,60 20Mn,25Mn, 35Mn,40Mn |
1010,1020,1035, 1045,1060,1022, 1026,1037,1039 |
S10C,S20C, S35C,S45C... |
Alloy structure steel |
20Mn2,40Mn2,20Cr,40Cr, 20CrMo,35CrMo,42CrMo, 20CrMnTi,20Cr2Ni4, 40CrNiMo |
1320,1345,5120, 5140,4118,4135, 4140,3316,4340 |
SMn420,SMn438, SCr420,SCr440 SCM430,SCM435 SCM440,SCN815 SNCM439 |
Cold heading steel |
ML10,ML20,ML30, ML35,ML35CrMo, ML42CrMo,ML15MnB |
1012,1020,1030 1034,4135,4140, 1518 |
SWRCH10R SWRCH20K SWARCH35K SNB7 |
Spring steel | 65Mn,60Si2Mn,50CrVA | 1066,6150 | SCP6,SCP10 |
Bearing steel | GCr15 | E52100 | SUJ2 |
Stainless steel | 1Cr13,2Cr13 | 412,420 | SUS410,SUS420 |
Tooling steel | T8,T10 W6Mo5Cr4V2 |
W1A-8, W1A-9.5,M2 |
SK7,SK4,SKH9 |
Free cutting steel | Y12,Y12Pb,Y15, Y15Pb,Y40Mn |
1212,11L08,1215 12L13,12L14,1141 |
SUM21,SUM32, SUM22L,SUM42... |
Dimension (mm) |
Tolerance deviation grade | |||||
Grade h8 | Grade h9 | Grade h10 | Grade h11 | |||
3.01-6.0 | 0-0.012 | 0-0.018 | 0-0.030 | 0-0.048 | 0-0.075 | |
6.01-10.0 | 0-0.015 | 0-0.022 | 0-0.036 | 0-0.058 | 0-0.090 | |
10.01-18.0 | 0-0.018 | 0-0.027 | 0-0.043 | 0-0.070 | 0-0.110 | |
18.01-30.0 | 0-0.021 | 0-0.033 | 0-0.052 | 0-0.084 | 0-0.130 | |
30.01-50.0 | 0-0.025 | 0-0.039 | 0-0.062 | 0-0.100 | 0-0.160 | |
50.01-80.0 | 0-0.030 | 0-0.046 | 0-0.074 | 0-0.120 | 0-0.190 | |
h7 :grinding product h8 :high-precision cold drawn product h9:precision cold drawn product |
h10:standard cold drawn product h11:special shaped cold drawn product |
Product variety | The length of finished product | Length tolerance |
Cold drawn product | 1000-6000 | 0-+20 |
Grinding product | 1000-4000 | 0-+20 |
Product mode | Straightness tolerance |
Standard cold drawn | 0.7/1000~0.5/1000 |
Precision and high precision | 0.4/1000 |
Product mode | Grinding | High precison cold drawn |
Precision cold drawn | Stardard cold drawn |
Surface roughness Ra(um) |
0.40 | 0.80 | 1.60 | 3.20 |
Type of steel:cold work alloy tool steel | DIN Standard 60WCrV7 Standard No.:1.2550 | |||||||
chemical composition | ||||||||
C | Si | Mn | P | S | Cr | Mo | V | W |
0.55-0.65 | 0.7-1.00 | 0.15-0.45 | ≤0.030 | ≤0.030 | 0.90-1.20 | -- | 0.1-0.2 | 1.7-2.2 |
Type of teel:cold work alloy tool steel | DIN Standard 60WCrV7 Standard No.:1.2550 | |||||||
chemical composition | ||||||||
C | Si | Mn | P | S | Cr | Mo | V | W |
0.75-0.85 | 0.40-0.60 | 0.30-0.50 | ≤0.035 | ≤0.035 | 1.00-1.20 | -- | 0.25-0.35 | 1.8-2.1 |
Type of teel:cold work alloy tool steel | DIN Standard 60CrNiMoV12-4 Standard No.:1.2743 | |||||||
chemical composition | ||||||||
C | Si | Mn | P | S | Cr | Mo | V | Ni |
0.55-0.60 | 0.30-0.50 | 0.50-0.80 | ≤0.035 | ≤0.035 | 1.00-1.30 | 0.30-0.40 | 0.07-0.12 | 2.7-3.0 |
Type of steel:cold work alloy tool steel | ASTMA681 S2 | |||||||
chemical composition | ||||||||
C | Si | Mn | P | S | Cr | Mo | V | other |
0.40-0.55 | 0.90-1.20 | 0.30-0.50 | ≤0.030 | ≤0.030 | -- | 0.30-0.60 | ≤0.50 |
Type of steel: Martensite stainless free cutting steel | Standard No.JIS SUS416 | |||||||
chemical composition | ||||||||
C | Si | Mn | P | S | Cr | Mo | Ni | N |
≤0.15 | ≤1.00 | ≤1.25 | ≤0.06 | ≥0.15 | 12.0-14.0 | ≤0.60 | ≤0.60 | - |
Type of steel: Ferrite stainless free cutting steel | Standard No.JIS SUS430F | |||||||
chemical composition | ||||||||
C | Si | Mn | P | S | Cr | Ni | ||
≤0.12 | ≤1.00 | ≤1.25 | ≤0.06 | ≥0.15 | 16.0-18.0 | ≤0.60 |
Type of steel: Austenite stainless free cutting steel | Standard No.JIS SUS303 | |||||||
chemical composition | ||||||||
C | Si | Mn | P | S | Cr | Ni | Mo | |
≤0.15 | ≤1.00 | ≤2.00 | ≤0.20 | ≥0.15 | 17.0-19.0 | 8-10 | ≤0.60 |
Type of steel:Lead free cutting steel | ASTM12L14 JIS SUM24L | ||||||||
chemical composition | |||||||||
C | Si | Mn | P | S | Pb | Cu | Ni | Cr | |
≤0.15 | Agreement | 0.85-1.15 | 0.04-0.09 | 0.26-0.35 | 0.15-0.35 | - | - | - |
Type of steel:Lead free cutting steel | Standard No.:9SMnPb28 Material No.1.0718 | ||||||||
chemical composition | |||||||||
C | Si | Mn | P | S | Pb | Cu | Ni | Cr | |
≤0.14 | ≤0.05 | 0.9-1.3 | ≤0.11 | 0.27-0.33 | 0.20-0.35 | - | - | - |
Type of steel:Sulfur free cutting steel | Standard No.:ASTM1215 JIS SUM23 | ||||||||
chemical composition | |||||||||
C | Si | Mn | P | S | Pb | Cu | Ni | Cr | |
≤0.09 | Agreement | 0.75-1.05 | 0.04-0.09 | 0.26-0.35 | - | - | - | - |
Type of steel:Sulfur free cutting steel | Standard No.:ASTM1144 JIS SUM43 | ||||||||
chemical composition | |||||||||
C | Si | Mn | P | S | Pb | Cu | Ni | Cr | |
0.4-0.48 | Agreement | 1.35-1.65 | ≤0.04 | 0.24-0.33 | - | - | - | - |