2014年12月28日星期日

Titanium rod model, production standards and technical requirements

Titanium rod model, production standards and technical requirements
Titanium rod corrosion resistance, high strength, good plasticity. Forging and car light can be divided into three kinds of polygons. (Ie; the hair sticks and light sticks two kinds). Chemical composition shall comply with the allowable deviation GB / T 3620.2 of.
titanium wire mesh rod production grades country signs No: TA1, TA2, TA3, TA7, TA9, TA10, TC4, TC4ELI, TC6, TC9, TC10, TC11
US signs numbers: GR1, GR2, GR3, GR5, GR7, GR12
Titanium rods perform standard GB: GB / 2965-2007, GB / T13810, Q / BS5331-91
American Standard: ASTM B348, ASTM F136, ASTM F67, AMS4928
A reference standard
1: GB 228 metal tensile test method
2: GB / T 3620.1 titanium bar stock and titanium alloys and chemical composition
3: GB / T3620.2 titanium and titanium alloy products and component tolerances chemical composition
4: GB 4698 sponge titanium, titanium and titanium alloy chemical analysis method Second, the technical requirements
1: Chemical composition of titanium and titanium electrodes alloy bars shall comply with GB / T 3620.1, the provisions to be repeated when the inspection, the chemical composition of the tolerances shall comply with the provisions of GB / T 3620.2 of.
2: thermal processing bar diameter or side table and tolerances shall comply with the provisions of one.
3: After thermal processing by car (mill) light bars and cold-rolled, cold drawn rod diameter tolerances shall comply with the provisions of Table II.
4: After thermal processing by car (mill) roundness light bars should not half its size tolerances.
5: Do not cut lengths processing state bar of 300-6000mm, annealed state bar does not cut lengths of 300-2000mm, length or double length should not cut lengths within the range of cut-length tolerance of + 20mm. ; double length of the incision should be included in the amount of bars, each incision amount of 5mm diameter tolerance of cold drawn bars should comply with the relevant regulations. The chemical composition shall comply with GB / T 3620.1, regulations.


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