1. OEM Part Number: 5D9553/5D9554/5D9558/5D9559/7D1158/7D1949/4T2242/4T2244...
2. Material: High carbon steel or boron steel with heat treatment for curved grader blade
3. Hardness: HB280~320 or HB320~360 or HB440~480
4. Thickness: 1/2’’ (13mm), 5/8’’(16mm), 3/4’’(19mm), 1’’(25mm)
5. Double Bevel Curved(DBC) Width: 6’’ (152mm), 10’’ (254mm),
Double Bevel Flat (DBF) Width:11’’ (280mm), 12’’ (305mm), 13’’(330mm), 16’’(406mm)
6. Different type: Curved grader blade, Flat grader blade, Curved Serrated blade, Flat Serrated blade
7. Available to all brand motorgrader domestic and overseas especially for Caterpillar and Komatsu.
Materials | Hardness
(HB) | Yielding Strength(MPa) | Tensile Strength(MPa) | Elongation
(%) | Impact Energy (J) |
HM400 | 370-430 | ≥1050 | ≥1250 | ≥12 | ≥25(-20℃ KV) |
HM500 | 470-520 | ≥1250 | ≥1450 | ≥7 | ≥40(25℃ KU) |
HC80 | 250-330 | ≥450 | ≥900 | ≥11 | ≥15(25℃ KU) |
HC45 | Specification is adjusted by the technical requirement | ||||

We have cooperated lab with SISG and complete advanced testing facilities. SISG is the drafter of High Strength Wear esistance Steel Standards GB/T24186-2009. The laboratory can profice mill certificate with global 3rd-party certification.
Packaging: Export plywwood pallet
Shiping: 10-15 DAYS
Lisa liu
Tel: +86-13808932932
+86-531-88687733
Fax:+86-531-88685511
Skype: higherblades03
website:
Looking forward to hear any inquiry from you.
Send Inquiry to This Supplier
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