Search results

[8] Optimization of turning parameters for surface roughness and tool life based on the Taguchi method Ahmet Hasçalýk & Ulas Çaydas Int J Adv Manuf Technol (2008) 38:896–903 DOI 10.1007/s00170-007-1147

Mater. 54(2006) 893-896

In this steel, the Ae3 temperature was 836°C and experiments were carried out up to 896°C, i.e. to temperatures as much as 60° above the Ae3.

Applied Surface Science, 2015, 351:889-896

Table 1 Bei2-5, skewed 138 Well formation pressure interpretation result table (note: drilling fluid density 1.52 g/cm3, resistivity 3.8 ohm meter) NO position well depth RFT test pressure model calculated pressure relative error absolutee error (m) (Mpa) (Mpa) (%) (Mpa) 1 2 3 4 5 6 7 8 9 10 11 12 13 S0 S0 SI1 SI2 SI4+5 SII1 SII2－4 SII2－4 SII2－4 SII5－8 SII10+11 SII12 SII15+16 896 902 923 928.5 939.6 953 961 963 965.5 970 989 993 1004 11.18 12.93 11.78 14.83 15.02 15.88 16.01 15.65 15.09 14.16 16.48 16.05 12.73 10.95 13.14 11.40 13.93 14.00 14.90 15.57 15.35 14.86 14.02 16.01 16.78 13.49 2.0 1.3 3.2 6.1 6.8 6.2 2.7 1.9 0.9 0.8 2.2 4.5 5.9 0.23 0.17 0.38 0.90 1.02 0.98 0.44 0.30 0.14 0.12 0.37 0.73 0.76 Application of three kinds interpretation model

The transition wavelengths shifts from 896 nm when x=1.28 to 785 nm when x=1.08, and then to 671nm when x=0.89.

Adv Mat Res 896 (2014) 272 – 275

Processing technique σ02, [MPa] σв, [MPa] δ, [%] ψ, [%] Initial CG (50 µm) 275 420 29 73 Rolling by 75%(96%) 838(896) 954(1044) 30(4) 51(36) "abc" deformation [5] 705 730 18 63 "abc"deformation+rolling 75%(96%) [5] 897(890) 980(1076) 20(5) 47(31) "abc" deformation + bulk rolling (λ=4,5=55%) [6] 1213 1265 8,8 56 ECAP (8 passes) [7, 8] 640 710 14 61 ECAP+rolling by 55% [8] 1020 1050 6 - ECAP+extrusion by 75% [7] 970 1050 8 42 Summary So the results of investigations have shown that high strains attained by cold rolling lead to essential microstructure refinement of titanium, its fragmentation and formation of equiaxed NC structure.

., vol.56, no.6, pp. 896-899, 2008

Faculty buildings Drainage system Wastewater Treatment Plant Dormitories Water Treatment Plant Rainfall 85 Roof runoff 85 Water Supply 1280 Wastewater 896 System boundary Stock +384 Water Supply 1920 Wastewater 981 Wastewater 1344 Stock +576 Figure 2 MFA diagram of water in Mahasarakham University (unit: m3/day) Roof runoff or rainwater that can be harvested from roof is 85 m3/day (30,860 m3/year).