Aluminum Brass Tubes Inspection report

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Aluminum Brass Tubes Inspection report

 

INSPECTION REPORT

Report No.: MIL 100604-01A1

Issued on: Jul 12th, 2010 Inspection Time: Jul 13th, 2010

P.O. No.100707

 

Inspection Subject:

Aluminum Brass Tubes

 

 

Specification:

ASTM B111 C68700

Inspector

:

Lin Gaojie

Visit Summary:

Scope of Inspection

  • Visual inspection.
  • Weight verification and packaging
  • Physical test
  • Dimension
  • Documents
  • Part photo

Results of inspection to MIL 100604-01A1

  • Process Verification
    1. Visual Inspection

The tubes were good except some imperfection, and the details were as followed:

  • The outside surface of tubes was bright;
  • Tube ends have squared cut and deburred;
  • Most of the straightness of accepted tubes can be considered to be good after measuring the tubes

Photo attachment as below

For checking

 

Tube surface

Tube ends

  1. Packaging inspection and weight verification
  • The tubes were bundled and packaged by poly bags;
  • There are simple labels on the end of the package, and the manufacturer labels will be removed before loading;
  • The weight is in the following

 

Item No.

Size / mm

weight / Kg

Quantity / pcs

Kg/pc

1

10*0.5*4000

34

70

0.486

2

16*1*4000

332

210

1.581

3

30*2*4000

598

100

0.598

Photo attachment as below

Packaging

Weighing

 

  1. Physical test verification

The tension test of 7 test pieces and hardness test of 4 test pieces were qualified. The detailed data is in the following table;

 

Item No.

Size

Temper

Rm  ≥375 MPa

Elongation ≥20%

HR30T ≥53

1

6*1*4000

 

 

 

 

 

H58

421

27.8

/

2

10*0.5*4000

476

19.3

55.8

3

16*1*4000

437

26.7

/

4

30*2*4000

421

27.8

67.4

5

38*1*4000

399

36.1

/

6

50*1*4000

414

28

64.8

7

50*2*4000

429

34.1

64.4

Remarks: The elongation is provided by manufacturer but not specified in the standard.

Photo attachment as below

Tension test

Test pieces

 

Hardness test

Test pieces

 

 

  1. Dimension inspection

The tubes were qualified according to ASTM B251, and the detailed data is in the following table.

 

Item No.

 

Size / mm

Inspection Amount / pc

Average OD

/ mm

 

WT / mm

 

Length / mm

Roundness

/ mm

1

6*1*4000

5

5.96

0.98~1

4004~4006

0.03

2

10*0.5*4000

5

9.99

0.45~0.52

4003~4004

0.02

3

30*1*4000

5

29.98~30.01

0.91~1.09

4005~4006

0.05

4

30*2*4000

5

30.01~30.07

1.83~2.18

4004

0.03

5

50*1*4000

5

50~50.03

0.93~1.04

4002~4004

0.06

6

50*2*4000

5

50.04~50.06

1.87~2.12

4003~4004

0.04

Photo attachment as below

Measuring OD

Measuring WT

Measuring length

 

  • Review of Documentation

 The mill provided Mill Test Certificate.

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