440A 440B 440C Stainless Steel Flat Bar Stock High Hardness
Brand Name:TISCO, LISCO, BAO STEEL
Certification:ISO, CE, SGS, BV
Model Number:440A/B/C
Minimum Order Quantity:500 kgs
Delivery Time:7 days
Payment Terms:L/C, T/T, Western Union, Paypal
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Wuxi Jiangsu China
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NO.288,YOUYI ROAD ,XI SHAN DISTRICT,WUXI CITY,CHINA
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High Hardness 440A 440B 440C Stainless Steel Flat / Martensitic Stainless Steel Grade 440C
| Products | Stainess Steel Flat Bar |
| Grade | 440A 440B 440C |
| Standard | ASTM GB EN JIS |
| Thickness | 4.0 - 100mm |
| Width | 20 - 400mm customs as request |
| Surface Finishing | Pickling , Hairline , Polished |
| Servie | Cutting , Heat treatment |
| Other Grade | 200 Series:201 202 300 Series: 301 304 304L 304H 309S 310S 314 316L 316Ti 317L 321 347 400 Series: 409L 410 420 430 431 436L 439 441 443 444 440A/B/C Others: S31803 S32750 904L 254SMO 253MA C276 Monel400 Inconel 600/625 |
| Application | Structure , Decoration , household, furniture , decoration,Mechanical processing |
| Other Products | Stainless Steel Plate / Sheet / Pipe / Bars / Strips.etc |
About 440 Stainless Steel
Type 440 Stainless Steel, as known as “razor blade steel,” is a hardenable high-carbon chromium steel. When put under heat treatment it attains the highest hardness levels of any grade of stainless steel. Type 440 Stainless Steel, which comes in four different grades, 440A, 440B, 440C, 440F, offers good corrosion resistance along with abrasion resistance. All grades can be easily machined in their annealed state, they also offer resistance to mild acids, alkalis, foods, fresh water, and air. Type 440 can be hardened to Rockwell 58 harness.
Type 440 Stainless Steel Applications
Thanks to each grades outstanding properties, all grades of Type 440 Stainless Steel can be found in a number of different products including:
- Pivot pins
- Dental and surgical instruments
- High quality knife blades
- Valve seats
- Nozzles
- Oil pumps
- Rolling element bearings
Type 440 Stainless Steel Chemical Composition
Each grade of Type 440 Stainless Steel is made up of a unique chemical composition. It should be noted that the only major difference between the grades is the level of Carbon
Type 440A
- Cr 16-18%
- Mn 1%
- Si 1%
- Mo 0.75%
- P 0.04%
- S 0.03%
- C 0.6-0.75%
Type 440B
- C 0.75-0.95%
Type 440C and 440F
- C 0.95-1.20%
All of the Type 440 Stainless Steel offered by Continental Steel meets or exceeds some of the toughest standards including ASTM, QQ, and MIL-S.
Standard Size of our stainless steel flat bar
| Standard | ASTM A276-06 | |||||
| Size Specification | 3×20 | 5×40 | 8×20 | 10×60 | 15×50 | 20×60 |
| 3×25 | 5×50 | 8×25 | 10×80 | 15×60 | 20×80 | |
| 3×30 | 5×60 | 8×30 | 10×100 | 15×80 | 20×100 | |
| 3×40 | 5×80 | 8×40 | 12×20 | 15×100 | 25×40 | |
| 3×50 | 5×100 | 8×50 | 12×25 | 16×30 | 25×50 | |
| 4×20 | 6×20 | 8×60 | 12×30 | 16×40 | 25×60 | |
| 4×25 | 6×25 | 8×80 | 12×40 | 16×50 | 25×70 | |
| 4×30 | 6×30 | 8×100 | 12×50 | 16×60 | 25×100 | |
| 4×40 | 6×35 | 10×20 | 12×60 | 16×70 | 30×40 | |
| 4×50 | 6×40 | 10×25 | 12×80 | 16×80 | 30×50 | |
| 4×60 | 6×50 | 10×30 | 12×100 | 16×100 | 30×60 | |
| 5×20 | 6×60 | 10×35 | 15×20 | 20×30 | 30×80 | |
| 5×25 | 6×80 | 10×40 | 15×30 | 20×40 | 30×100 | |
| 5×30 | 6×100 | 10×50 | 15×40 | 20×50 | ||
Our Stainless Steel Flat Bar Pictures
440A 440B 440C Stainless Steel Flat Bar Stock High Hardness
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