Critical Points North Bay

• Document No.

• Critical Points Audit

• Client / Site

• Conducted on

  Date

• Prepared by

• Audit Performed By

  Sign

Pilger -Control Charts

• Are they complete ?

• 25VMR

  Yes

  No

• 50VMR#1

  Yes

  No

• 50VMR#2

  Yes

  No

• 40SSM

  Yes

  No

• TWIN

  Yes

  No

PILGER - Die and Mandrel

• Are mandrel & die series numbers identified on Control Chart ?

• 25 VMR

  Yes

  No

• 50 VMR #1

  Yes

  No

• 50 VMR #2

  Yes

  No

• 40SSM

  Yes

  No

• TWIN

  Yes

  No

PILGER - Log Book Used

• 25VMR

  Yes

  No

• 50VMR#1

  Yes

  No

• 50VMR#2

  Yes

  No

• 40SSM

  Yes

  No

• TWIN

  Yes

  No

PILGERS Incoming hollow inspect

• 25VMR

  Acceptable

  Not acceptable

• 50VMR#1

  Acceptable

  Not acceptable

• 50VMR#2

  Acceptable

  Not acceptable

• 40SSM

  Acceptable

  Not acceptable

• TWIN Drive Side

  Acceptable

  Not acceptable

• TWIN Operator Side

  Acceptable

  Not acceptable

PILGER - OD SIZE

• Verify samples within specifications

• 25VMR

  Yes

  No

• 50VMR#1

  Yes

  No

• 50VMR#2

  Yes

  No

• 40SSM

  Yes

  No

• TWIN Drive Side

  Yes

  No

• TWIN Operator Side

  Yes

  No

PILGER - WALL SIZE

• Verifiy samples within specifications

• 25VMR

  Acceptable

  Not acceptable

• 50VMR#1

  Acceptable

  Not acceptable

• 50VMR#2

  Acceptable

  Not acceptable

• 40SSM

  Acceptable

  Not acceptable

• TWIN Drive Side

  Acceptable

  Not acceptable

• TWIN Operator Side

  Acceptable

  Not acceptable

PILGER - ID Condition

• Check split sample for defects

• 25VMR

  Acceptable

  Not acceptable

• 50VMR#1

  Acceptable

  Not acceptable

• 50VMR#2

  Acceptable

  Not acceptable

• 40SSM

  Acceptable

  Not acceptable

• TWIN Drive Side

  Acceptable

  Not acceptable

• TWIN Operator Side

  Acceptable

  Not acceptable

PILGER- Standard Feed Rate

• Verify that mill is running at standard feedrate indicated on tooling sheet

• 25VMR

  Yes

  No

• 50VMR#1

  Yes

  No

• 50VMR#2

  Yes

  No

• 40SSM

  Yes

  No

• TWIN

  Yes

  No

PILGER - Oil temperature

• Must not exceed 40C

• 25 VMR

• 50VMR #1

• 50VMR #2

• 40 SSM

• TWIN

PILGER- Ovality

• Must not exceed 0.12 mm

• 25 VMR

• 50VMR #1

• 50VMR #2

• 40 SSM

• TWIN Drive Side

• TWIN Operator Side

PILGER- Straightness

• Tubes must be reasonably straight

• 25VMR

  Acceptable

  Non-Acceptable

  Coil

• 50VMR#1

  Acceptable

  Not acceptable

• 50VMR#2

  Acceptable

  Not acceptable

• 40SSM

  Acceptable

  Non-Acceptable

  Coil

• Twin

  Acceptable

  Non-Acceptable

  Coil

PILGER -Ridges

• Compare to existing standard

• 25VMR

  Acceptable

  Not acceptable

• 50VMR#1

  Acceptable

  Not acceptable

• 50VMR#2

  Acceptable

  Not acceptable

• 40SSM

  Acceptable

  Not acceptable

• Twin

  Acceptable

  Not acceptable

PILGER - Eccentricity

• Min wall reading must be above min specification

• 25 VMR

  Yes

  No

• 50 VMR #1

  Yes

  No

• 50 VMR #2

  Yes

  No

• 40 SSM

  Yes

  No

• Twin Drive Side

  Yes

  No

• Twin Operator Side

  Yes

  No

PILGER - Cut Length

• Verify correct cut length as per the cutting instructions

• 25 VMR

  Acceptable

  Non-Acceptable

  Coil

• 50 VMR #1

  Acceptable

  Not acceptable

• 50 VMR #2

  Acceptable

  Not acceptable

• 40 SSM

  Acceptable

  Non-Acceptable

  Coil

• Twin

  Acceptable

  Non-Acceptable

  Coil

PILGER- OD Cleanliness

• Compare to existing standard

• 25VMR

  Acceptable

  Not acceptable

• 50VMR #1

  Acceptable

  Not acceptable

• 50VMR #2

  Acceptable

  Not acceptable

• 40SSM

  Acceptable

  Not acceptable

• TWIN

  Acceptable

  Not acceptable

PILGER-OD Surface Condition

• Pick up must buff out with Scotchbrite

• 25VMR

  Acceptable

  Not acceptable

• 50VMR #1

  Acceptable

  Not acceptable

• 50VMR #2

  Acceptable

  Not acceptable

• 40SSM

  Acceptable

  Not acceptable

• TWIN Drive Side

  Acceptable

  Not acceptable

• TWIN a Operator Side

  Acceptable

  Not acceptable

ID CLEANLINESS - Cleaning Cycle Verification

• Verify that the correct cleaning recipe is chosen based on length

• 25 VMR

  Yes

  No

• 40 SSM

  Yes

  No

• Twin

  Yes

  No

PILGER- Chemical Dispensing Stations

• Verify the PH of solutions using the test strips

• 25VMR

• 50VMR#1

• 50VMR #2

• 40SSM

• Twin

OD Wash Box Temperature

• Are temperature strips on wash box indicating that cleaning fluid is being heated

• 25 VMR

• 50 VMR #1

• 50 VMR #2

• 40 SSM

• Twin

COILERS -OD Cleanliness

• Compare to existing standard

• 25VMR

  Acceptable

  Not acceptable

• 40SSM

  Acceptable

  Not acceptable

• TWIN

  Acceptable

  Not acceptable

COILERS - OD Surface Condition

• Pick must buff out with Scotchbrite

• 25 VMR

  Acceptable

  Not acceptable

• 40SSM

  Acceptable

  Not acceptable

• TWIN

  Acceptable

  Not acceptable

COILERS- Checklist

• Checklist must be filled out. Confirm by checking the binder

• 25VMR

  Yes

  No

• 40SSM

  Yes

  No

• TWIN

  Yes

  No

Twin cleaner log

• Any issues cleaning recorded

• Add media

  Media

ID CLEANLINESS- Correct Plug Size

• Verify that the correct plugs are being used

• 25 VMR

  Yes

  No

• 50 VMR #1

  Yes

  No

• 50 VMR #2

  Yes

  No

• 40SSM

  Yes

  No

• TWIN

  Yes

  No

ID CLEANLINESS - Check plug

• The ID cleanliness check plugs must white

• 25VMR

  Acceptable

  Not acceptable

• 50VMR#1

  Acceptable

  Not acceptable

• 50VMR#2

  Acceptable

  Not acceptable

• 40SSM

  Acceptable

  Not acceptable

• TWIN

  Acceptable

  Not acceptable

ID CLEANLINESS- Pilger Feedrate

• Are the operators able to follow proper cleaning procedures at standard feedrate

• 25VMR

  Yes

  No

• 50VMR#1

  Yes

  No

• 50VMR#2

  Yes

  No

• 40SSM

  Yes

  No

• TWIN

  Yes

  No

H2 FURNACE - Cleanliness Check

• Tube ID and OD must be clean as per instructions

• OD Cleanliness

  Yes

  No

• ID Cleanliness

  Yes

  No

H2 FURNACE - Correct Speed & Temperature

• Correct Speed ?

  Yes

  No

• Correct Temperature ?

  Yes

  No

H2 FURNACE- Gas Settings

• Verify based on annealing schedules

• Correct Gas setting ?

  Yes

  No

H2 FURNACE- OD Surface Condition

• Review the tube OD surface after Anneal

• Visual check of OD surface after annealing

  Acceptable

  Not acceptable

UNCOILER

• Incoming Surface

  Yes

  No

• Outgoing Surface

  Yes

  No

• Straightener Rolls Clean

  Yes

  No

• Incoming OD Size

  Yes

  No

• Outgoing OD Size

  Yes

  No

• Straightness and Deburr

  Yes

  No

• ID Tags on Material

PBS - OD Surface Condition

• Check for pickup, ringing , etc

• OD Surface is acceptable?

  Yes

  No

PBS - Jaw Cleanliness

• Ensure that the jaw area is being kept clean as per the instructions

• Jaw Cleanliness is acceptable

  Yes

  No

PBS - Jaw Marks

• Check both ends of the tubing from the tube end to approx. 1' in

• OD Surface check for jaw marks

  Acceptable

  Not acceptable

PBS - Correct Cut Length

• Measure a tube and verify acceptable length in the WO file

• Cut Length is acceptable?

  Acceptable

  Not acceptable

PBS - End Condition

• Check both end of the tubing for crimping, burrs, etc

• End Condition is acceptable?

  Acceptable

  Not acceptable

PBS - OD Buff

• Ensure that the buff is uniform and bright

• OD Buff is acceptable?

  Acceptable

  Not acceptable

Straightener- OD Size

• Verify specification in E Travel

• OD Size is acceptable ?

  Acceptable

  Not acceptable

Straightener - Hardness

• Verify specification in E Travel

• Hardness is acceptable?

  Acceptable

  Not acceptable

• Straightness is acceptable ?

  Yes

  No

STRAIGHTENER- OD Surface Condition

• Check for pick up, ringing, etc

• OD Surface is acceptable

  Acceptable

  Not acceptable

STRAIGHTENER- Control Chart

• Control charts must be fully completed

• Control charts are being used as expected ?

  Yes

  No

POLISHER-Tube Ends Plugged

• Ensure that all tube ends are plugged with proper plug prior to polish

• Tube Ends are plugged ?

  Yes

  No

POLISHER- OD Size In

• Verify correct size in E Travel

• Incoming size is acceptable?

  Acceptable

  Not acceptable

POLISHER- OD Size Out

• Verify correct size in E Travel

• Outgoing size is acceptable?

  Acceptable

  Not acceptable

POLISHER- OD Surface Condition

• Check for consistent polish and candy cane effect

• OD Surface Condition is acceptable?<br><br>

  Acceptable

  Not acceptable

WESTWAY - Jaw Marks

• Check both ends of the tubing from the tube end to approx 1' in

• OD Surface check for jaw marks

  Acceptable

  Not acceptable

WESTWAY- End Condition

• Check both ends of tubing for crimps,burrs,etc

• End Condition is acceptable?

  Acceptable

  Not acceptable

WESTWAY- Correct Cut Length

• Measure a tube and verify acceptable length in the WO file

• Cut Length is acceptable?

  Acceptable

  Not acceptable

LEVEL WIND - OD Surface Condition

• Check for consistent polish

• OD Surface is acceptable?

  Acceptable

  Not acceptable

LEVEL WIND- Linemark Check

• Verify and check that it is stamped off by qualified operator

• Line marking is acceptable?

  Acceptable

  Not acceptable

PBS EC- Linemark Check

• Verify and check that it is stamped off by qualified operator

• Linemarking is acceptable?

  Acceptable

  Not acceptable