handbook of comparative world steel standards pdf
Tài liệu Handbook of Comparative World Steel Standards docx
Ngày tải lên :
25/01/2014, 11:20
...
Handbook of Comparative World Steel Standards
Table of Contents
1. Introduction to Comparing World Steel Standards 1
Myth and Methodology When Comparing Steel Standards 1
Comparative ...
Handbook of Comparative World Steel Standards
Chapter
2
CARBON AND ALLOY STEELS
FOR GENERAL USE
Chapter 1 Introduction to Comparing World Steel Standards 11
Handbook of Comparative ... beginning of the related
chapter.
Chapter 1 Introduction to Comparing World Steel Standards 19
Handbook of Comparative World Steel Standards
Former National Standards Superseded by CEN Standards...
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Tài liệu Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 36) pdf
Ngày tải lên :
15/12/2013, 12:15
...
200 mL of mobile phase, and passed through the column at a ow rate of 0.3 mL/min
before injection of a sample solution.
c) ASA is easily converted into salicylic acid by the action of esterase ... solutions of various concentrations of ASA and its metabolites, 200-µL aliquot each
was processed according to the above procedure for construction of calibration curves.
Assessment of the method
> ... fever
and somnolence appeared. e last ingestion of ASA tablets was made at 9:00 p. m. on the
previous day of admission. In the morning of the day for admission, she fell into the comatose...
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Tài liệu Handbook of Mechanical Engineering Calculations P3 pdf
Ngày tải lên :
17/12/2013, 11:15
... combustion
and increases the weight of the products of combustion per pound (kilogram) of
coal burned. Therefore, the weight of the products of combustion is the sum of the
weight of the combustion products ... cu m) of natural gas; 1300 cu ft
of air (36.8 cu m) per gal (0.003785 cu m) of No. 2 fuel oil; 1450 cu ft of air (41
cu m) per gal of No. 5 fuel oil; 1500 cu ft of air (42.5 cu m) per gal of No. ... of air per lb (8.71 kg/kg)
of natural gas, or 19.3584 /22.1
ϭ
0.875 lb of air per ft
3
(13.9 kg/ m
3
) of natural
gas. See step 4 for an explanation of the value 22.1.
7. Compute the weight of...
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Tài liệu Handbook of Mechanical Engineering Calculations P5 pdf
Ngày tải lên :
17/12/2013, 11:15
... use is subject to the Terms of Use as given at the website.
Source: HANDBOOK OF MECHANICAL ENGINEERING CALCULATIONS
5.4
POWER GENERATION
m) are used. Use the Standards of the Bleeder Heater Manufacturers ... conditions of 1800 psia (12,402 kPa) and 1050
Њ
F
(565.6
Њ
C). At exit from the cylinder the steam has a pressure of 500 psia (3445
kPa) and a temperature of 740
Њ
F (393.3
Њ
C). A portion of this ... average film tem-
perature of the feedwater is used. In computing this the Standards of the Bleeder
Heater Manufacturers Association specify that the saturation temperature of the
heating steam be...
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Tài liệu Handbook of Mechanical Engineering Calculations P6 pdf
Ngày tải lên :
17/12/2013, 11:15
... horsepower
requirements of the driven load.
On equipment of entirely new design, it is often difficult to ascertain the amount
of power necessary. In such instances, a rough estimate of the horsepower ... of air per
lb of fuel)(specific volume of the air, ft
3
/lb)(fuel consumption, lb/h)/3600 s/h. Or
24.1(13.02)(28)/3600
ϭ
2.44 ft
3
(0.69 m
3
) per second.
5. Compute the volumetric efficiency of ... high-speed engines of the same horsepower (kW) rating.
The initial cost of a larger engine is greater but more frequent servicing can
easily bring the cost of a smaller engine up to that of the larger...
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Tài liệu Handbook of Mechanical Engineering Calculations P9 pdf
Ngày tải lên :
17/12/2013, 11:15
... within 2.5 inHg (9.7 kPa) of the barometer, or a vacuum
of 29.8
Ϫ
2.5
ϭ
27.3 inHg (105.5 kPa).
2. Compute the quantity of free air removed from the receiver
Select a number of absolute pressures ... cool-
ing effectiveness of both types of towers are about equal. Data given on cooling
towers elsewhere in this handbook can be helpful to the designer in choosing the
best type of tower to use for ... to the Terms of Use as given at the website.
Source: HANDBOOK OF MECHANICAL ENGINEERING CALCULATIONS
AIR AND GAS COMPRESSORS AND VACUUM SYSTEMS
9.19
TABLE 3
Typical Computation of Compressed-Air...
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Tài liệu Handbook of Mechanical Engineering Calculations P12 pdf
Ngày tải lên :
17/12/2013, 11:15
... kg) of water ice in 24 h, the
rate of heat removal is a ton (3.516 kW) of refrigeration. Since the heat of melting
(sublimation) of 1 lb (0.454 kg) of water ice is 144 Btu (151.9 kJ), a ton of
refrigeration ... process for the weak solution is that of simple cooling. The heating of the
strong aqua, however, may be accompanied by vaporization of a small portion of
the constituents if the temperature ... comparison, the heat of sublimation (melting) of dry ice (CO
2
) is 275 Btu/lb
(640.8 kJ/ kg). To say that a refrigeration machine has a capacity of 10 tons (35.16
kW) is to say that the rate of refrigeration...
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Tài liệu Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 40) pdf
Ngày tải lên :
24/12/2013, 18:15
... died of its poisoning, were
9.8–52 µg/mL [20,21]. e blood and urine concentrations of the drug for a adult woman, who
had received the administration of 3,000 mg of the drug and died of its ... fatal
case with oral intake of dibucaine; 0.6 µg/mL of dibucaine and 1.5 mg/mL of ethanol were
detected from blood of this victim [7].
Notes
a) e long storage of the solutions in dark brown ... volume of blank blood is used for constructing a calibration curve, 1.5 mL
of 0.05 µmol/mL neostigmine bromide aqueous solution and then 0.5 mL of blank blood
should be added in place of 2 mL of...
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Tài liệu Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 45) pdf
Ngày tải lên :
24/12/2013, 18:15
... night of the 1st day of admission,
the occult blood test of urine became positive (2+); 2 vials of heptoglobin were administered,
followed by direct hemoperfusion and administration of 7 mL of ... to the outer surface of hair without chemical reaction. In view
of poisoning, the reactive hair dyes are objects of interest and of analysis. A reactive hair dye
consists of main components for ... clogging of a pre- lter of
HPLC sometimes appears and the movement of a plunger in a syringe of an autoinjector
becomes not smooth for GC or GC/MS. ese are due to the presence of insoluble...
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Tài liệu Handbook of Mechanical Engineering Calculations P23 pdf
Ngày tải lên :
23/01/2014, 05:20
... valid for springs made
of oil-tempered steel, chrome vanadium steel, silica-manganese steel, and silicon-
chromium steel. For stainless steels, use a constant of 0.228, in place of 0.224, in
the equation. ... coefficient of friction of 0.12, an inside diameter of 7.0 in (17.8 cm), an
outside diameter of 9.0 in (22.9 cm) or less, a taper angle of 14
Њ, an axial load of
56 tons (50.8 t), and a deflection of not ... DESIGN OF FLAT METAL
SPRINGS
Determine the width and thickness of the leaves of a six-leaf steel cantilever spring
13-in (33-cm) long to carry a load of 375 lb (1668 N) with a deflection of 1.25...
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Tài liệu Handbook of Mechanical Engineering Calculations P25 pdf
Ngày tải lên :
23/01/2014, 05:20
... through the ejection of dashpot oil. Hence, the kinetic energy
of the moving parts equals the work done during penetration of the dashpot.
The assumed value of the coefficient of discharge, C
D
, ... maxi-
mum line pull of 20,000 lb (88,964.4 N) at a maximum linear speed of 280 ft/min
(1.4 m/s) with a maximum drum torque of 200,000 lb
⅐ in (22,597.0 N ⅐ m) at a
drum speed of 53.5 r/min.
Downloaded ... 6-in (15.24-cm)
diameter opening. The steel has a modulus of elasticity of 30,000,000 lb / in
2
(210.3
GPa) and weights 0.3 lb/in
3
(1.1 N/cm
3
). Vibration of the membrane due to pres-
sure in...
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Tài liệu Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 8) pdf
Ngày tải lên :
26/01/2014, 18:20
... Advanced
Critical Care Medical Center of Nippon Medical School. Upon introduction of the state -of-
the-art analytical instruments, all sta s of both Department of Legal Medicine and Advanced
Critical ... available for quality assurance of
analysis of toxic compounds or for assessment of analytical data [19]; the third-party institu-
⊡ Table 8.1
Cutoff values (ng/mL) of the Triage
®
kit
PCP Phencyclidine ... Screening of benzodiazepines
by Triage is a problem, because the cuto level of the drug group is as high as 300 ng/mL; the
lower levels of the drugs are overlooked. e urinary levels of a benzodiazepine...
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Tài liệu Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 10) pdf
Ngày tải lên :
26/01/2014, 18:20
... practice. To perform accurate measurements of low ranges of COHb by this method,
the following modi cation of the method is recommended.
About 20–30 specimens of fresh blood obtained from healthy ... blank test. e total Hb concentration of the test blood is easily calcu-
lated by comparing the absorbance of the test blood with that of the standard solution of
cyanmethemogloblin included in ... blood.
Storage of specimens
Care should be taken also for the storage of specimens until analysis. By the action of strong
light, CO can be liberated from COHb; the shading of specimens from...
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Tài liệu Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 13) pdf
Ngày tải lên :
26/01/2014, 18:20
... the construction of a calibration curve) in a set of experiments to avoid the
variation of data due to a di erent lot of a ber.
k) Although the extraction e ciency (recovery) of the headspace ... place of free formic acid. Upon quantitation, the
values should be calculated to those of the free formic acid.
m) To achieve esteri cation of formic acid completely, an excess amount of methanol ... However, the addition of a large amount methanol can badly af-
fect the partition coe cient of methyl formate on the surface of the SPME ber. erefore,
the minimal amount of methanol meeting...
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Tài liệu Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 14) pdf
Ngày tải lên :
26/01/2014, 18:20
... individuals, who show blood levels of as high as 4 mg/mL, but are not drunk heavily.
About 10 % of Japanese population is of homotype of ALD-type 2 for the isozymes of aldehyde
dehydrogenase, and ... the presence of n-propanol becomes indicative of the postmortem production
of ethanol. erefore the standard solution contains n-propanol for reference. e concen-
tration ratio of n-propanol ... Japan). Using this type of needles, the obstruction of the needle and
contamination of the injection chamber with the septum debris became not so serious.
f) e concentrations of ethanol can be expressed...
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