1. The state of product is yellow white acicular crystal and insipidity.

2. The kinds and quality of the acicular hard coke were introduced, and some questions about how to select and apply were roughly discussed.

3. Bionic acicular nano hydroxyapatite(n HA) was used to make composites with medical grade polyamide (Poly hexamethylene adipamide) by solution blend.

4. The acicular and columnar shapes of aragonite crystals are preserved even after aragonite changes into calcite.

5. Spheroidal austenite and acicular austenite can be seen during the austenitizing courses at low speed.

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6. And the shapes vary to hexagon, tetragon acicular and odd different colors are available.

7. The microstructure and properties of acicular ferrite steel tempered from 540 to 630 were studied.

8. After vacuum heat treatment, the acicular martensite become fine and the residual stress relieve effectively.

9. IKO acicular bearing by its special internal structure realization machine design small, lightweight.

10. The results show that the microstructure of the alloys system is the compound of the acicular martensite and partial residual austenite. From the matrix, the composite carbides were precipitated.

11. The microstructure of the sample glaze layer under polarizing microscope and reflecting microscope has showed acicular hausmannite crystals on the glaze layer sur...

12. The results showed that the properties of PA66 were improved and the cost of material was decreased with the addition of the superfine acicular datolite short-fiber.

13. In Thin slab casting and rolling (TSCR) process, controlling of nano meter precipitator has been performed; For low carbon bainite steel (LCB) and Acicular Ferrite (A.

14. Finally, it gave the applicable assessment method of Banded Structure Assessment Method of Acicular Ferrite Pipeline Steel.

15. Conditions for the low-temperature sintering technology and formation of acicular calcium ferrite have been found in laboratory test. The process has achieved success in industrial test as well.

16. This paper introduced that horizontal centrifugal casting technology is used to develop the composite acicular spheroidal graphite cast iron collar for tension reducing mill of Baogang pipe mill.

17. The weld metal showed very good toughness at low temperature, and dominant microstructure of acicular ferrite.

18. The results have shown that the high activity of the lime is favorable for the formation of fine acicular and acicular structure calcium ferrite.

19. The microstructure of the sample glaze layer under polarizing microscope and reflecting microscope has showed acicular hausmannite crystals on the glaze layer surface of luster glaze.

20. With the increasing of heat input, the width of columnar crystal is increased, the dimension of acicular ferrite of weld metal is increased.

21. The heating temperature of pretreatment hasn't much influence on the properties for acicular structure, but it is detrimental to the properties for granular structure.

22. A hard supersaturated solid solution of iron characterized by an acicular ( needle - like ) microstructure.