|
Section l - Hardness testing requirements
for hardness testing made by authorized heat
treater
|
| STEP |
WHO |
WHEN |
INFO TO USE |
WHAT TO DO |
RESULTS |
| 1 |
Authorized heat treat
supplier |
Receipt of parts and Heat
Treat Purchase Order |
Heat Treat Purchase
Order |
After parts are heat
treated perform hardness testing according to
instructions on Heat Treat Purchase Order; record
results. |
Parts heat treated and hardness
performed per instructions |
| 2a |
Authorized heat treat
supplier |
If parts cannot be brought
within specification |
Heat Treat Purchase Order;
own testing |
Contact QA Manager for
waiver; if achieve waiver, return parts with
certifications noted as to waiver. |
Parts returned either in
spec or with waiver documented |
| 2b |
QA
Manager |
Upon receiving call from
heat treater seeking waiver |
Heat treater conversation;
Process Plan in Jobs Info; customer specifications;
possibly conversation with
customer |
Evaluate heat
treater's request for waiver; if waiver is within
customer requirements (or if customer provides
waiver), give heat treater written waiver (letter or
telefax), place copy of waiver in Customer PO file
and document waiver in Jobs info. |
Heat treater either
granted or denied waiver; any waiver documented in
Jobs info, Customer PO file; material certs; waiver
to PO file |
| 3a |
Shipping Leadman; Shipping
Clerk |
Return of parts and
paperwork |
Heat treater's
certifications |
Review heat treater's
certification and verify hardness
information. |
Hardness
verified |
| 3b |
Shipping Leadman; Shipping
Clerk |
A hardness
problem |
Heat Treat Purchase Order,
Heat Treat Certifications, Process Plan;
Traveler |
Inform QA Manager of
hardness problem. |
Hardness problem reported
to QA Manager |
| 3c |
Shipping Leadman; Shipping
Clerk |
After heat treat results
received |
Heat Treat
Certifications |
Send heat treater's
cert to QA Assistant. |
Heat treat results
forwarded to QA Assistant |
| 4 |
QA Assistant |
Heat Treat Certifications
received |
Heat Treat
Certifications |
Enter heat treat results
in M2M; scan into Parts Certs
Directory. |
Results entered in M2M;
scanned into Parts Certs Directory |
| Section ll Hardness
verification procedures for in house hardness
testing |
| 1 |
Post Forge Leadman; QC
Inspector |
All prior steps for job
complete on Traveler; Post Forge
Supervisor's instructions to do a random hardness
test |
Traveler; MIL-STD-105D General
Inspection Level I with an AQL of
1.0. |
Determine where to take
test, what type to take* and sample size using
MIL-STD-105D General Inspection Level I with an AQL
of 1.0; initiate hardness testing and enter results
in Powerway SPC. |
Random testing performed; hardness
testing initiated; results entered in Powerway
SPC |
| 2 |
Post Forge Specialist, QC
Inspector |
Data is entered in
Powerway SPC |
Traveler, calibration
sheet from Post Forge Specialist |
Calibrate the tester to
assure repeatability; fill out a Hardness Calibration
Sheet; adjust tester to read within +/-
tolerance allowed on test block; prepare samples with
smooth and flat surface; after test is completed,
store all test blocks, scopes, grinders, and any
additional equipment; all calibration, preparation
and testing is to be done per ASTM E-10 (Brinell) and
ASTM E-18 (Rockwell). Forward calibration sheet to
Post Forge Supervisor. Send any hardness results that
have failed to QA Manager. |
Traveler, calibration
sheet to Post Forge Supervisor; hardness tests
performed, data entered in Powerway SPC; hardness
results that have failed sent to QA
Manager |
| 3 |
QC
Inspector |
Upon receipt of
results |
Traveler, calibration
sheet from Inspector |
File paperwork; Send any
hardness inspection data that fail to QA
Manager. |
Traveler, calibration
sheet to calibration log file; failed hardness
inspection data to QA Manager |
| 4 |
QA
Manager |
Upon receipt of failed
hardness inspection data |
Failed hardness inspection
data and heat treater's
certification |
Reconcile hardness
differences with heat treater; issue car
(TOP-CARRR) if
needed. |
Hardness differences
reconciled |
