-
PO issued & Samples sent
PO was sent on Jul 15th by M.Murguia -
TEST 1
Surface Hardness; 663, 641 HV
Core; 0.046, 0.049
Layer thickness; 2.01, 2.24
Core Hardness; 524; 524
Time (h); 11.5
Temperature (°C) 430 -
TEST 2
Surface Hardness; 749, 744 HV
Core; 0.067, 0.065, 0.066
Layer thickness; 2.13, 2.45, 2.09
Core Hardness; 524; 505, 508
Time (h); 14.5
Temperature (°C) 430 -
TEST 3
Surface Hardness; 733, 744, 737 HV
Core; 0.089, 0.101, 0.107
Layer thickness; 3.77, 3.85, 4.79
Core Hardness; 521; 493, 502
Time (h); 18
Temperature (°C) 430 -
TEST 4
Surface Hardness; 712, 702, 712 HV
Core; 0.057, 0.052, 0.046
Layer thickness; 1.77, 2.18, 2.19
Core Hardness; 524; 531, 524
Time (h); 18
Temperature (°C) 415 -
TEST 5
Surface Hardness; 783, 766, 750 HV
Core; 0.073, 0.072, 0.077
Layer thickness; 5.45, 4.18, 3.13
Core Hardness; 524; 518, 527
Time (h); 27
Temperature (°C) 415 -
New specification
A meeting was held to provide a new nitride spec, Nitrex inform that this new spec should not be a problem.
Surface Hardness: 700 MIN
Effective Case depth (core +50HV): 0.100 - 0.160 mm
Compound Layer thickness: 2 max
Core Hardness: 500 min -
TEST 6
Surface Hardness; 795, 766, 760
Effective Case depth (core +50HV); 0.115, 0.103, 0.115
Compound Layer thickness; 3.09, 3.21, 3.32
Core Hardness; 508, 505, 518
Time (h); 25
Temperature (°C) 430 -
TEST 7
Surface Hardness; 760, 760, 778
Effective Case depth (core +50HV); 0.116, 0.111, 0.102
Compound Layer thickness; 3.83, 3.48, 3.36
Core Hardness; 502, 505, 505
Time (h); Unknow
Temperature (°C) Unknow -
TEST 8
In progress a new tryout
It is expected to get results on Tuesday 10:30 am (Central Time)