Genuine direct polished alloy bars TC4Ti6Al4V rod diameter 1-100mm be retail

Titanium rod manufacturing technology: forging - hot rolled - car light titanium rod production status: the hot state (R) cold state (Y) in the annealed condition (M) solid solution (ST) titanium rod performance standards GB: GB / T2965- 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 and titanium alloys and chemical component 3: GB / T3620.2 titanium and titanium alloy products chemical composition and ingredients of Tolerance 4: GB 4698 Sponge titanium, titanium and titanium alloy chemical analysis method Second, the technical requirements: the chemical composition of titanium and titanium alloy bars should in line with GB / T 3620.1, the provisions required repeated experiments, the chemical composition of the tolerances shall comply with the provisions of GB / T 3620.2 of. 2: thermal processing bar diameter or side length and tolerances shall comply with the provisions of one table. 3: thermal processing by car (mill) light bar and cold-rolled, cold-drawn bar diameter tolerances shall comply with the provisions of Schedule II. 4: After the thermal processing by car (grinding) roundness light bars should not half its size tolerances. 5: Do not cut lengths processing state bar is 300-6000mm, annealed state bar not length length 300-2000mm, length or double length should be within the range of no definite length cut length tolerance of + 20mm. ; double length rods should be included in the amount of incision, each cut the amount of 5mm length or double length should be specified in the contract. Medical titanium bar Specifications: rolling ￠ 8.0 --- 40mm × L; forging ￠ 40 --- 150mm × L microstructure: Titanium grain size is not less than 5, TC4 titanium alloy surface in line A1-A9: black surface, car light surface, polished surface (H11, H9, H8) Medical titanium rod performance (reference implementation of the standards: GB / T13810-2007, ASTM F67 / F136).