NINGBO ACUTE-BD PRECISION MACHINING CO.,LTD.
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Payment Terms: | T/T,L/C,WU |
Place of Origin: | Zhejiang, China (Mainland) |
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Material | SUS420J,SUM24,S45,40Cr,SUM420,SUM440SUS201,303,304,316,416 |
Roundness | 0.003mm |
Cylinderness | 0.005mm |
Roughness | Ry0.4 |
Gear/Worm Precision | Grade 7 |
Position | 0.03mm |
Heat treatment | point hardening ( cementite, oxidation, high frequency ), quench hardening |