Implementačné normy, technické požiadavky a použitie prútov z titánovej zliatiny TC4

Titán je kovový prvok, sivý. Môže horieť v dusíku a má vysokú teplotu topenia. Pasívny titán a zliatiny na báze titánu- sú nové konštrukčné materiály, ktoré sa používajú najmä v leteckom a námornom priemysle.

Vlastnosti, štandardy a použitie:

　　1. Standard implementation standards for titanium rods and titanium alloy rods (TC4 GR5 titanium rods):

　　 National standard: GB/2965-2007, GB/T13810, Q/BS5331-91

　　 American Standard: ASTM B348, ASTM F136, ASTM F67, AMS4928

　　 Specification: (diameter length/mm): 8mm-250mmL

　　Supply status: hot working status, annealing status

      2. Standards for titanium rods and titanium alloy rods (TC4 GR5 titanium rods):

　　1) GB 228 metal tensile test method

　　2) GB/T 3620.1 Titanium and titanium alloy rod grades and chemical composition

　　3) GB/T3620.2 titanium and titanium alloy rod processed products chemical composition and allowable deviation of composition

　　4) GB 4698 Sponge Titanium, Titanium and Titanium Alloy Chemical Analysis Method

3. Technické požiadavky na prúty z titánovej zliatiny TC4:

　　1) The chemical composition of titanium and titanium alloy rods should meet the requirements of GB/T 3620.1. When repeated inspections are required, the allowable deviation of the chemical composition should meet the requirements of GB/T 3620.2.

　　2) The diameter or side length of the hot processed bar and its allowable deviation should meet the requirements of Table 1.

　　3) After hot processing, after turning (polishing) the bar and cold rolling, the allowable deviation of the diameter of the cold drawn bar shall meet the industry regulations.

　　4) The out-of-roundness of the turned (polished) bar after hot working should not be more than half of its dimensional tolerance.

5) Neurčitá dĺžka tyče v spracovanom stave je 300-6000 mm a neurčitá dĺžka tyče v žíhanom stave je 300-2000 mm a pevná alebo dvojitá dĺžka by mala byť v rozsahu neurčitej dĺžky. Prípustná odchýlka pevnej dĺžky je plus 20 mm;

　　4. Purposeof TC4 titanium alloy rods::

　　 Aerospace, aviation, navigation, ships, desalination, petroleum, chemical, mechanical equipment, nuclear power equipment, power equipment, automobile and motorcycle parts, sports and leisure, medical parts, steel and metallurgy, high-tech fields.