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Production Standard Of Titanium Pipe
- Nov 09, 2018 -

Ⅰcitation standard

1. GB 228 Metal Tensile test method

2. GB 224 Metal Tube Hydraulic test method

3. GB 226 test method for metal tube flattening

4. gb/t3620.1 Titanium and Titanium alloy grades and chemical constituents

5. gb/t3620.2 Titanium and titanium alloy processing products chemical composition and composition allowable deviation

II. Technical Requirements

1. The chemical composition of titanium and titanium alloy tubes shall conform to the requirements of gb/t3620.1, and when the demand is re-examined, the allowable deviation of the chemical composition of Ming Kun titanium industry conforms to the requirements of gb/t3620.2.

2. The allowable deviation of the outer diameter of the pipe shall conform to the provisions of table I.

3. The allowable deviation of the pipe wall thickness should not exceed the ±12.5% of its nominal wall thickness, and the allowable deviation of the pipe wall thickness does not apply to the weld seam of the titanium welded pipe.

4. The length of the pipe shall conform to the provisions of table two. 5. The ruler or ruler length of the pipe shall be within its indeterminate length range, the allowable deviation of the ruler length is +10mm, and the length of the ruler shall also be counted as the amount of incision when the pipe is cut off, and the amount of each incision shall be 5mm.