SAE5160 Spring Steel Flat Bar ,Blade Raw Material
Type:Blades | Use:Cultivators | Place of Origin:Tianjin China (Mainland) | Brand Name:DAQIANG |
Model Number:12*80MM | Bundle weight:less than 2 tons | Material:SAE5160 | Width:35-175mm |
Thickness:4-40mm | Surface 1:Smooth Plain | Surface 2:Double grooved | Production Line:Short stress production line |
Packing:steel strip with 5-7 times | Technique:Hot Rolled | MTC:offered |
SAE5160 spring steel flat bar ,Blade Raw Material
1)Size tolerance:
Measurement of cross section | Tolerance(mm) | |||
Width(mm) | Thickness(mm) | Width(mm) | Thickness(mm) | Maximum difference in width |
≤63.5 | 5.00~9.50 9.50~21.20 21.20~37.50 | +0.75 -0.00 | ±0.20 ±0.25 ±0.35 | 0.10 |
63.5~100 | 5.00~9.50 9.50~21.20 21.20~37.50 | +1.15 -0.00 | ±0.20 ±0.30 ±0.40 | 0.15 0.20 0.25 |
100~125 | 5.00~9.50 9.50~21.20 21.20~37.50 | +1.65 -0.00 | ±0.25 ±0.35 ±0.45 | 0.15 0.20 0.30 |
125~150 | 5.00~9.50 9.50~21.20 21.20~37.50 | +2.30 -0.00 | - ±0.45 ±0.45 | - 0.25 0.35 |
2)Pakage:Bundle ,bundle weight base on customer's requirement
3)Sample: free of charge ,but DHL freight customer paid .
4)Exported Market: India,Kenya,Spain,Panama, Columbia , Thailand,Malaysia ,Brazil
5)Payment : 100% L/C at sight or 30% T/T advance and balance by B/L copy
6)Delivery time:10 days
CHEMICAL COMPOSITION:
The chemical composition of the product should conform to the following table:
Steel Grade | C | Mn | Cr | Si | P | S | Width of flat bar |
5160H | 0.56-0.65 | 0.75-1.1 | 0.7-0.9 | 0.15-0.35 | <=0.025 | <=0.025 | < 200MM |
Remark: the tolerance of chemical composition of finished product will conform to the technical standard of ASTM A29.
MECHANICAL PROPERTIES
Grade | Heat treatment°C | Mechanical Properties | |||||
Quenching (oil quenching) | Tempering | 0.2% proof stress(N/mm2) | Tensile Strength(N/mm2) | Elongation % min | Peduction in cross sectional area % | Hardness HB | |
Test piece no 4 or 7 | |||||||
SUP9 | 830-860 | 460-510 | 1079 Min | 1226 Min | 9 Min | 20 Min | 321 Max |
5160H | 830-860 | 460-520 | 1079 Min | 1226 Min | 9 Min | 20 Min | 321 Max |
METHOD OF TEST:
The test item and the test method should conform to the following table:
Item | Item of test | Quantity of sample | location of sample | test method |
1 | chemical composition | 1/furnace | random | ASTM A29 |
2 | hardness | 3 | Different bars | GB/T231.1 |
3 | Jominy | 1 | random | GB/T225 |
4 | macrostructure | 2 | Different bars | ASTM E381 |
5 | decarbonization | 3 | Different bars | GB/T224 |
6 | Non-metal inclusions | 6 | Different bars | ASTM E45 |
7 | Grain size | 1 | random | ASTM E112 |
8 | surface | Every bar | Through the bar | With naked eyes |
9 | measurement | Every bar | Through the bar | Callipers,micrometer |
Production Process:
Contact person: Phoebe Lee
Skype: alina.qp
Packaging Detail:In bundles, bundle weight and packing as your requirement |
Delivery Detail:stock or 10days production |