1964_IMPORT_AND_EXPORT_(STRATEGIC_COMMODITIES)_REGULATIONS — Page 12

G 12

CAP. 60]

Import and Export (Strategic Commodities) Regulations

[1988 Ed.

[Subsidiary]

IL 1075

IL 1080

(b) Technical data consisting of process parameters as listed below used to control-

(1) "Hot die forging";

(i) Temperature;

(ii) Strain rate;

(2) "Superplastic forming" of aluminium alloys, titanium alloys and superalloys---

(i) Surface preparation;

(ii) Strain rate;

(iii) Temperature;

(iv) Pressure;

(3) "Diffusion bonding" of superalloys and titanium alloys---

(i) Surface preparation;

(ii) Temperature;

(iii) Pressure;

(4) "Metal powder compaction" using-

(i) "Vacuum hot pressing”-

(a) Temperature;

(b) Pressure;

(c) Cycle time;

(ii) "High pressure extrusion"-

(a) Temperature;

(b) Pressure;

(c) Cycle time;

(iii) "Isostatic pressing"-

(a) Temperature;

(b) Pressure;

(c) Cycle time;

(5) "Direct-acting hydraulic pressing" of aluminium alloys, and titanium alloys-

(i) Pressure;

(ii) Cycle time;

(6) "Hot isostatic densification" of titanium alloys, aluminium alloys and superalloys

(i) Temperature;

(ii) Pressure;

(iii) Cycle time.

Spin-forming and flow-forming machines specially designed or adapted for use with numerical or computer controls and specially designed components and "specially designed software" therefor.

(I) Specially designed equipment, tooling and fixtures for the manufacture or measuring of gas turbine blades or vanes, as follows, and specially designed components and accessories and "specially designed software" for the equipment, components and accessories

(a) Blade or vane aerofoil or root automatic measuring equipment;

(b) Precision vacuum investment casting equipment, including core-making equipment;

(c) Small-hole drilling equipment for producing holes having depths more than four times their diameter and less than 0.03 inch (0.76 mm) in diameter;