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

2. 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

 

3. 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

 

 

4. 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.