St52 Bks DIN2391 Honed Tube for Hydraulic Cylinder Tube China, Find details about China Induction Hardened Chrome Bar, Chrome Plated Bar Producer from St52 Bks DIN2391 Honed Tube for Hydraulic Cylinder Tube China
Product Detailed instructions | |||||||
4. The tolerance of quantity: +/- 5% | |||||||
5.Ultimate tensile strength(minimum)-600N/mm2 | |||||||
6.Yield strengths(minimum)-520N/mm2 | |||||||
7.Elongation(minimum)-12% | |||||||
8.Chemical composition -standard as per Steel Grade E-355 (S-T52) | |||||||
9.Straightness :- 0.3mm to 0.5mm / 1000mm | |||||||
10.I.D Tolerance as per above ,O.D Tolerance according to DIN2391, Inner surface roughness Ra.0.2μm. | |||||||
11.Inner Diameter Ovality <=0.02mm and Eccentricity ± 5% of Average wall thickness | |||||||
12.Inner and Outer Surface should be free of defects. PITTING, SCRATCH, OVER LAPPING, SCORES, etc. |
Item | OD | mm | ||||||||||||||||||||||||||||||||
Hard Chrome Rod | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 20 | 22 | 25 | 28 | 30 | 32 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 100 | 110 | 120 |
Induction Hard Chrome Rod | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 13 | 14 | 15 | 16 | / | 18 | 20 | 22 | 25 | 28 | 30 | 32 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 100 | 110 | 120 |