Feature:
-Cryogenic treatment and thermal aging treatment can reduce residual stress, improve durability and accuracy stability.
-Adopt surface coating technology to improve surface anti-wear ability, good rust and corrosion resistance, more stable accuracy, smoother surface and more beautiful appearance.
Specification:
Carburizing depth:> 0.8;
Head hardness: 54-57HRC;
Low hardness of threads and other parts: 35 soil 5HRC, (protect the handle thread, the core hardness can resist the impact);
Kind:
= BT30 pull nail 45 degrees, 60 degrees, 90 degrees (20CrMOTI);
= BT30 pull nail 45 degrees, 60 degrees, 90 degrees (40Cr);
= BT40 through water 45 degrees, 60 degrees, 90 degrees (20CrMOTI);
= BT40 through water 45 degrees, 60 degrees, 90 degrees (40Cr);
= BT40 pull nail 45 degrees, 60 degrees, 90 degrees (20CrMOTI);
= BT40 pull nail 45 degrees, 60 degrees, 90 degrees (40Cr);
= BT50 pull nail 45 degrees, 60 degrees, 90 degrees (20CrMOTI);
= BT50 pull nail 45 °, 60 °, 90 ° (40Cr); ECAT40 pull nail (40Cr); = CAT50 pull nail (40Cr); = IS030 pull nail (40Cr).
Model: BT30 / BT40 / BT50
Grade: 45°/60°/90°
Package Content:
1PCS