November 28,1990

PBB, Inc
18305 East Valley Blvd.
suite F
La Puente, CA 01744

Attn: Mr. Jeff Wood

Re: Work order #50611/C7/035590
      Test # WHI-495-CT-055

Dear Mr. Wood:

This is to confirm that Grade #2 Dynamic and Static Loading tests on your #A8112,41/2: by 41/2”  0.134” ball bearing hinges per ANSI A 156.1 were successfully completed on Nov. 26,1990.

The tests are being continued at your request to determine if these same hinges also conform to Grade #1 requirements of the test standard.We expect the results to be available in approximately 45 days.

At your request, Salt Spray resistance tests per the ANSI156.1 standard are also being conducted separately and will be included in the final report.

Please contact us if your nave any questions.       

　
                   Very truly yours. 
   
Silly B. Brittain
Manager .Fire testing Laboratery  

B.H.H.A./ANSI 156.1 Cycle Test Data Sheet
       Work Order No.50611/c7/035590         Test no.WHI-495-CT-055
CLIENT:   HINGE MFR:
STANRTING DATE: ENDING DATE:
DOOR SIZE: DOOR WEIGHT:
HINGE SIZE: NO.OF HINGES:
CYCLE PER MINUTE: LUBRICANT USED:
Grade Number (2) Minimum Cycle Requirements: 1,500,000
Vertical wear maximum Allowed: 0.030”
Lateral wear maximum Allowed: 0.062”
Lateral Shift permitted After 150 lb .load applied: 0.062”

CLEARANCE MEASUPEMENTS OF HINGES IN THE CYCLE TEST  

THDUSANDTHS OF AN INGH
CYCLES

   TOP HINGE

 MIDDLE HINGE BOTTOM HINGE
Lat.(a) Lat.(b) Vert.(a) Vert.(b) Lat.(a) Lat.(b) Vert.(a) Vert.(b) Lat.(a) Lat.(b) Vert.(a) Vert.(b)
0 42 36 5 11 45 49 13 3 40 33 17 7
100K 45 35 4 6 53 57 12 5 40 33 18 13
200K 44 33 2 10 58 68 7 4 42 30 10 12
300K 44 33 2 12 59 72 7 3 40 29 8 14
400K 44 32 1 15 60 75 7 2 40 27 6 15
500K 38 32 1 18 54 66 7 2 36 23 7 16
600K 38 31 1 20 54 67 8 8 34 21 7 18
700K 42 30 1 21 58 74 8 2 38 21 6 18
800K 1 1 1 1 1 1 1 1 1 1 1 1
900K 1 1 1 1 1 1 1 1 1 1 1 1
1000K 39 30 1 22 60 67 6 1 36 20 6 20
1100K 1 1 1 1 1 1 1 1 1 1 1 1
1200K 40 30 1 25 45 50 2 2 32 18 6 24
1300K 1 1 1 1 1 1 1 1 1 1 1 1
1400K 1 1 1 1 1 1 1 1 1 1 1 1
1500K 30 31 1 27 62 73 2 2 35 21 6 22
　
Differ 3 6 4 16 17 24 11 1 5 12 11 15
Avs.
Wear		 5 10 21 6 9 13

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