Steel grades are used to classify various steels by their composition and physical properties. These grades have been developed by a number of standards organizations. These are those standards organizations:
- SAE steel grades
- British Standards
- International Organization for Standardization ISO/TS 4949:2003
- For alloys in general (including steel), unified numbering system (UNS) of ASTM International and the Society of Automotive Engineers (SAE).
- Japanese steel grades: JIS standard
- Germany steel grades: DIN standard
- China steel grades: GB standard
- Australian Standards
- French Standards
International Steel Grades
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| StandardGrade | AS | SAE | USASTM | UKBS | GermanDIN | JapanJIS | French |
|---|---|---|---|---|---|---|---|
| Structural | 250 | - | A36 | 4360-43A | 17100/ST33 | G3101-55400/ST37-2, ST44-2,3 | -5541 |
| 350 | - |
A572GR50 A678GRA A709GR50 |
4360-50B | 17100/ST52-3 | G3106-SM50A | NFA 35-501/E36-2 | |
| Plain Carbon | 1006 | 1006 | - | 970-015-A03-030-A04 | - | - | - |
| 1008 | 1008 | A576-1008 |
970-040 A04 1449-3CR 3CS, 3HR, 3HS 1717-ERW101 3606-261 |
1.0331 1.0333 1.0204 |
- | - | |
| 1010 | 1010 | A576-1010 |
970-050 A12, 040, A12 -040, A10, 045 A10 -060 A10, 0450 M10 (EN2A, EN2A/1, En2B, EN82A) -045 M10 980-CEW1 1449-40F30, 43F35, 46F40 -50F45, 60F55, 68F62 |
1.1121 1.0204 |
G4051-S10C -S9CK |
XC10 | |
| 1015 | 1015 |
A576-1015 -1017 |
970-060 A17, 050 A17, 040 A17 -060 A15 050 A15, 040 A15 -080 A15, 080 M15, 173H16
|
1.1141 |
G4051-S15C -S17C S-15CK |
XC15 | |
| 1016 | - |
A576-1015 -1017 |
970-080 A17, 060 A15, 080 A15 |
1.0419 | - | - | |
| 1025 | - | A576-1025 | 970-060A25 | 1.1158 | G4051-S25C | - | |
| 1030 | - | A576-1030 |
970-080 A30 080 A32 |
1.1172 |
G4051-S30C -S33C |
- | |
| 1040 | 1040 |
A576-1041 -1038 |
970-080 A40, 080 A42 080 M40 (EN8C, EN8) 060 A40 3146-CLASS1, GRADE C, CLASS 8 |
1.1186 | G4051-S40C | - | |
| 1045 | 1045 |
A576-1040 -1046 |
970-080 A47, 080 M46 060 A47 |
1.0503 |
1.1191 CK45 G4051-S45C C45-S48C |
XC45 XC48 CC45 |
|
| 1055 | 1055 | A576-1055 |
970-060 A57, 070 M55 080 A52 -080 A57 3100-AW3 |
1.1209 | G4051-S55C |
XC55 XC60 |
|
| 1070 | 1070 | A576-1070 |
970-070 A72, 080 A72 (EN42) |
1.1231 | - | XC70 | |
| 1084 | - |
A576-1080 -1084 |
BS970-080 A83, 080 A86 |
- | - | - |
Tubecon manufactures and supply a large variety of cold formed welded steel tubes and pipes, ranging from small precision drawn tubes to larger diameter big bore tubes to customers throughout South Africa. Various materials are used in the cold-forming of these welded sections. Materials that are readily available include: SAE1008 (Commercial grade mild steel), SAE1010 (Cold rolled steel), S355 (High tensile mild steel), 3CR12 (Stainless steel), Corten A, Z275 and Z450 (pre-galvanized materials). The following link will divert you to our product overview: Product Overview
