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Stress cracks

In the sheeting market, the low density polyethylenes are less important than the high density resins. The high density resins have excellent chemical resistance, stress-crack resistance, durabiUty, and low temperature properties which make them ideal for pond liners, waste treatment faciUties, and landfills. In thicker section, HMW-HDPE sheet makes good containers, trays, tmck-bed liners, disposable items, and concrete molds. The good durabiUty, abrasion resistance, and light weight are critical elements for its selection. [Pg.378]

Flexural modulus increases by a factor of five as crystallinity increases from 50 to 90% with a void content of 0.2% however, recovery decreases with increasing crystallinity. Therefore, the balance between stiffness and recovery depends on the appHcation requirements. Crystallinity is reduced by rapid cooling but increased by slow cooling. The stress—crack resistance of various PTFE insulations is correlated with the crystallinity and change in density due to thermal mechanical stress (118). [Pg.354]

The high MV resia is used as liners for process equipmeat. Its melt viscosity is significantly higher than that of other resias and therefore it is unsuitable for conventional iajection molding. Stress-crack resistance and mechanical properties are superior to those of the other three products (52)... [Pg.359]

A combination of excellent chemical and mechanical properties at elevated temperatures results in rehable, high performance service to the chemical processing and related industries. Chemical inertness, heat resistance, toughness and flexibiUty, stress-crack resistance, excellent flex life, antistick characteristics, Htfle moisture absorption, nonflammability, and exceptional dielectric properties are among the characteristics of these resins. [Pg.373]

Modifiers. Latices are added to bitumens, mortars, and concrete to improve impact resistance and reduce stress cracking. Key to the use of latices in these technologies is compatibiHty between the latex and the constmction materials. [Pg.28]

Fast reactor fuel assembhes are shrouded with a relatively heavy metal envelope. This envelope is removed before shearing by either laser cutting (14) or stress cracking (15). [Pg.204]

Chemical Properties. LLDPE is chemically stable. Very few analyses and tests related to its chemical properties are carried out routinely. Resistance to thermal stress-cracking is determined by exposing film wrapped on a metal mandrel to hot (100°C) air for 48, 96, and 168 hours (ASTM D2951-71). [Pg.404]

The principal advantage of plastic dmms and liners is their resistance to corrosion. This aspect of their performance requires the lading to be investigated in terms of capacity for chemical attack on the dmm. Stress-cracking tests should be performed in all instances where the compatibiUty of jading and dmm material has not been estabUshed (6). [Pg.513]

MSTM D1693, ed. Test Methodfor Environmental Stress-Cracking of Ethylene Plastics, Vol. 8.01, ASTM, Philadelphia, Pa., 1988. [Pg.160]

ISO 4599, Plastics Determination of Resistance to Environmental Stress-Cracking, Pent Strip Method, ISO, Geneva, Swit2edand, 1986. [Pg.160]

In addition to the semicrystalline nylons, which comprise the vast majority of commercial resins, nylon is also available in an amorphous form that gives rise to transparency and improved toughness at the expense of high temperature properties and chemical stress crack resistance. Table 2 shows the properties of some different polyamide types. [Pg.267]

Resistance to Chemical Environments and Solubility. As a rule, amorphous plastics are susceptible, to various degrees, to cracking by certain chemical environments when the plastic material is placed under stress. The phenomenon is referred to as environmental stress cracking (ESC) and the resistance of the polymer to failure by this mode is known as environmental stress cracking resistance (ESCR). The tendency of a polymer to undergo ESC depends on several factors, the most important of which are appHed stress, temperature, and the concentration of the aggressive species. [Pg.467]

Stress cracking resistance is substantially enhanced in the presence of reinforcement such as glass fibers. [Pg.468]

For reasons that are not fiiUy understood, PPSF exhibits generally improved compatibiUty characteristics over either PSF or PES in a number of systems. An example of this is blends of PPSF with polyaryletherketones (39,40). These blends form extremely finely dispersed systems with synergistic strength, impact, and environmental stress cracking resistance properties. Blends of PPSF with either PSF or PES are synergistic in the sense that they exhibit the super-toughness characteristic of PPSF at PSF or PES contents of up to 35 wt % (33,34). The miscibility of PPSF with a special class of polyimides has been discovered and documented (41). The miscibility profile of PPSF with high temperature (T > 230° C) polysulfones has been reported (42). [Pg.469]

Pacemaker Interfaces and Leads. Problems of existing pacemaker interfaces and pacemaker lead materials made from siUcones and standard polyurethanes are environmental stress cracking, rigidity, insulation properties, and size. [Pg.184]

The material in use as of the mid-1990s in these components is HDPE, a linear polymer which is tough, resiUent, ductile, wear resistant, and has low friction (see Olefin polymers, polyethylene). Polymers are prone to both creep and fatigue (stress) cracking. Moreover, HDPE has a modulus of elasticity that is only one-tenth that of the bone, thus it increases the level of stress transmitted to the cement, thereby increasing the potential for cement mantle failure. When the acetabular HDPE cup is backed by metal, it stiffens the HDPE cup. This results in function similar to that of natural subchondral bone. Metal backing has become standard on acetabular cups. [Pg.188]


See other pages where Stress cracks is mentioned: [Pg.364]    [Pg.936]    [Pg.203]    [Pg.203]    [Pg.365]    [Pg.371]    [Pg.119]    [Pg.329]    [Pg.467]    [Pg.371]    [Pg.372]    [Pg.382]    [Pg.389]    [Pg.390]    [Pg.390]    [Pg.390]    [Pg.391]    [Pg.405]    [Pg.405]    [Pg.405]    [Pg.426]    [Pg.428]    [Pg.432]    [Pg.184]    [Pg.270]    [Pg.286]    [Pg.296]    [Pg.297]    [Pg.419]    [Pg.467]    [Pg.467]    [Pg.467]    [Pg.469]   
See also in sourсe #XX -- [ Pg.517 ]

See also in sourсe #XX -- [ Pg.531 ]




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A model discussion of stress and avoiding cracking

Aircraft stress-corrosion cracking

Alloys stress corrosion cracking

Aluminium stress corrosion cracking

Aluminium-copper alloys stress-corrosion cracking

Aluminium-magnesium alloys stress-corrosion cracking

Aluminum alloys stress-corrosion cracking

Amines stress corrosion cracking

Ammonia stress corrosion cracking

Anodic stress-corrosion cracking

Aqueous environment stress cracking corrosion

Austenitic stainless steel stress-corrosion cracking

Austenitic stress corrosion cracking

Boilers stress corrosion cracking

Bottle stress crack

Brass stress-corrosion cracking

Carbon stress corrosion cracking

Carbonate stress corrosion cracking

Chloride stress cracking

Chloride-induced stress corrosion cracking

Chlorides, stress-corrosion cracking

Chlorides, stress-corrosion cracking aqueous, environment-alloy

Chlorides, stress-corrosion cracking boiling, environment-alloy

Chlorides, stress-corrosion cracking combinations resulting

Chlorides, stress-corrosion cracking concentrated, environment-alloy

Closures stress cracking

Cobalt-base alloys stress corrosion cracking

Contents Stress Corrosion Cracking

Cooling Environmental stress cracking

Cooling stress cracking

Copper alloys stress-corrosion cracking

Copper nickel alloys stress-corrosion cracking

Copper stress-corrosion cracking

Copper-zinc alloys stress-corrosion cracking

Copper-zinc alloys stress-corrosion cracking evaluated using

Corrosion fatigue crack stress concentration

Corrosion fatigue cracking stress ratio

Corrosion. Also stress cracking

Crack edge stress fields

Crack growth rate versus stress intensity

Crack propagation repeated stressing

Crack stress field

Crack stress-induced propagating

Crack tip debond stress

Crack tips plane stress

Crack tying stress

Crack-tip stress

Cracking from drying stresses

Creep Environmental Stress Cracking

Crystallinity stress cracking

Duplex stainless steels stress-corrosion cracking

Duplex stress corrosion cracking

ESCR (environmental stress crack

ESCR (environmental stress cracking

Embrittlement environmental stress cracking

Entropy stress cracking

Environment stress cracking

Environmental Stress Corrosion Cracking

Environmental factors, stress corrosion cracking

Environmental stress crack

Environmental stress crack resistance

Environmental stress crack resistance ESCR)

Environmental stress crack resistance dependence

Environmental stress cracking

Environmental stress cracking accelerated tests

Environmental stress cracking chemicals

Environmental stress cracking of polypropylene

Environmental stress cracking poly

Environmental stress cracking polyethylene

Environmental stress cracking polypropylene

Environmental stress cracking prediction

Environmental stress cracking processing effects

Environmental stress cracking resistance

Environmental stress cracking resistance ESCR)

Environmental stress cracking, ESC

Environmental stress cracking, crazing

Experimental Proof that Stress does not Cause Cracking of Adhesive Joints

Failure, adhesive stress cracking

Fatigue stress corrosion cracking

Ferritic stainless steels stress-corrosion cracking

Film cracking due to residual stress

Heat treatment effect on stress-corrosion cracking

Hydrogen concentration, stress corrosion cracking

Hydrogen induced stress-corrosion cracking

Hydrogen related stress corrosion cracking

Hydrogen stress corrosion cracking

Hydrogen stress cracking

Hydrogen stress cracking, definition

Hydrogen sulfide stress corrosion cracking

Hydrogen-assisted stress corrosion cracking

Hydroxides affecting stress-corrosion cracking

Hydroxides stress-corrosion cracking

INDEX stress-corrosion cracking

Industrial applications stress corrosion cracking

Industrial problems stress-corrosion cracking

Insulation, stress-corrosion cracking

Intergranular stress corrosion cracking

Intergranular stress corrosion cracking alloy

Intergranular stress corrosion cracking sensitized

Intergranular stress-corrosion cracking IGSCC)

Intergranular stress-corrosion cracking mechanisms

Iron-chromium-nickel alloys stress-corrosion cracking

Irradiation effects stress corrosion cracking

Irradiation-assisted stress corrosion cracking

Kernels stress cracks

Liquid ammonia, stress corrosion cracking

Long-term stress crack resistance

Magnesium alloys stress-corrosion cracking

Magnesium stress-corrosion cracking

Matrix cracking stress

Medical applications environmental stress cracking

Mercury causing stress-corrosion cracking

Metallurgy stress corrosion cracking

Metals processing stress-corrosion cracking

Metals stress-crack corrosion

Methanolic environments, stress corrosion cracking

Models for the Description of Stress Crack Formations

Molecular weight environmental stress cracking resistance

Monel, stress corrosion cracking

Nickel alloys stress-corrosion cracking

Nickel alloys, environment-alloy stress-corrosion cracking

Nickel content, stress corrosion cracking

Nickel stress corrosion cracking

Nickel-base alloys stress-corrosion cracking

Nickel-iron alloys stress-corrosion cracking

Nitrate solutions, stress corrosion cracking

Nuclear power plants stress-corrosion cracking

Nucleation, stress corrosion cracking

Pipelines stress-corrosion cracking

Plastics, stress cracking

Polymers environmental stress cracking

Polyolefin stress cracking

Polyolefins stress cracking

Polythionic Stress Cracking

Polyurethanes stress cracking

Potential for stress-corrosion cracking

Promoter solutions, stress corrosion cracking

Repeated Stressing Dynamic Crack Propagation

Resistance to Stress Cracking

Rice stress cracks

Rubber stress-ozone cracking

STRESS CRACK RESISTANCE

STRESS CRACKING

Silicones stress cracking

Sodium chloride stress-corrosion cracking resistance

Soils stress-corrosion cracking

Solvent stress cracking

Solvent stress-cracking resistance

Stainless steels stress corrosion cracking

Stainless steels stress-corrosion cracking, hydrogen

Steels continued stress-corrosion cracking

Steels stress-corrosion cracking

Strain Stress cracking

Strength Stress corrosion cracking

Stress Analysis of Cracks

Stress Corrosion Cracking (SCC) and SRB

Stress Corrosion Cracking and Embrittlement

Stress Corrosion Cracking of Polymers

Stress Cracking Resistance in Cables

Stress Cracking and Crazing

Stress and cracking in membranes during drying

Stress concentrations at cracks

Stress corrosion crack velocity

Stress corrosion cracking (SCC) mechanisms

Stress corrosion cracking (SCC) of magnesium (Mg) alloys

Stress corrosion cracking accelerating ions

Stress corrosion cracking active path mechanisms

Stress corrosion cracking alloy composition

Stress corrosion cracking alloy influences

Stress corrosion cracking alloying additions

Stress corrosion cracking alloying element

Stress corrosion cracking aluminium alloys

Stress corrosion cracking aluminum

Stress corrosion cracking aluminum content

Stress corrosion cracking austenitic steels

Stress corrosion cracking beryllium

Stress corrosion cracking carbide precipitation

Stress corrosion cracking carbon steel

Stress corrosion cracking cases

Stress corrosion cracking cast iron

Stress corrosion cracking caustic

Stress corrosion cracking characteristics

Stress corrosion cracking characterization

Stress corrosion cracking chemical plant

Stress corrosion cracking cold work

Stress corrosion cracking composition

Stress corrosion cracking constant extension rate test

Stress corrosion cracking continued

Stress corrosion cracking crack external surface

Stress corrosion cracking crack fronts

Stress corrosion cracking crack initiation

Stress corrosion cracking crack morphology

Stress corrosion cracking crack path

Stress corrosion cracking crack propagation mechanisms

Stress corrosion cracking crack tip

Stress corrosion cracking crack velocity

Stress corrosion cracking curves

Stress corrosion cracking dealloying

Stress corrosion cracking dissolution processes

Stress corrosion cracking duplex structure

Stress corrosion cracking effect

Stress corrosion cracking electrochemical effects

Stress corrosion cracking electrochemical potential

Stress corrosion cracking electrochemical techniques

Stress corrosion cracking environmental alloy combinations

Stress corrosion cracking environmental aspects

Stress corrosion cracking environmental considerations

Stress corrosion cracking environmental influences

Stress corrosion cracking environments

Stress corrosion cracking environments promoting

Stress corrosion cracking factors

Stress corrosion cracking failure

Stress corrosion cracking ferritic steels

Stress corrosion cracking fractography

Stress corrosion cracking fracture mechanics

Stress corrosion cracking fracture mechanics testing

Stress corrosion cracking grain boundary segregation

Stress corrosion cracking grain size

Stress corrosion cracking heat treatment

Stress corrosion cracking high-temperature water

Stress corrosion cracking hydrides

Stress corrosion cracking hydrogen damage

Stress corrosion cracking hydrogen embrittlement

Stress corrosion cracking hydrogen water chemistry

Stress corrosion cracking in alloys

Stress corrosion cracking in stainless steels

Stress corrosion cracking induced

Stress corrosion cracking inhibitors

Stress corrosion cracking loading

Stress corrosion cracking local anode

Stress corrosion cracking local cathode

Stress corrosion cracking manganese

Stress corrosion cracking material parameters

Stress corrosion cracking materials affecting

Stress corrosion cracking mechanism

Stress corrosion cracking metallurgical factors

Stress corrosion cracking models

Stress corrosion cracking morphology

Stress corrosion cracking nitrate

Stress corrosion cracking other elements

Stress corrosion cracking oxygen levels

Stress corrosion cracking performance

Stress corrosion cracking polythionic acid

Stress corrosion cracking practical solution

Stress corrosion cracking precracked specimens

Stress corrosion cracking prevention

Stress corrosion cracking principles

Stress corrosion cracking propagation models

Stress corrosion cracking pure magnesium

Stress corrosion cracking solution

Stress corrosion cracking standards

Stress corrosion cracking structure

Stress corrosion cracking surface

Stress corrosion cracking surface treatments

Stress corrosion cracking susceptibility

Stress corrosion cracking techniques

Stress corrosion cracking test environments

Stress corrosion cracking test method

Stress corrosion cracking test specimens

Stress corrosion cracking testing

Stress corrosion cracking testing methods

Stress corrosion cracking testing techniques

Stress corrosion cracking transgranular

Stress corrosion cracking welding

Stress corrosion cracking welds

Stress corrosion cracking zirconium

Stress corrosion cracking, consequences

Stress corrosion cracking, tests

Stress crack corrosion

Stress crack failures

Stress crack formation

Stress cracking agent

Stress cracking agents, analysis

Stress cracking corrosion elasticity

Stress cracking of polyolefins

Stress cracking polypropylene

Stress cracking potential evaluation

Stress cracking, corrosion and

Stress cracking, resistance

Stress cracks in plastic

Stress oriented hydrogen induced cracking

Stress relief cracking

Stress-corrosion Cracking (SCC)

Stress-corrosion crack growth rate

Stress-corrosion cracking

Stress-corrosion cracking Environment-sensitive

Stress-corrosion cracking case histories

Stress-corrosion cracking cautions

Stress-corrosion cracking corrodent

Stress-corrosion cracking corrodent concentration

Stress-corrosion cracking critical factors

Stress-corrosion cracking definition

Stress-corrosion cracking elimination

Stress-corrosion cracking identification

Stress-corrosion cracking locations

Stress-corrosion cracking mechanisms alloys

Stress-corrosion cracking mechanisms anodic current density

Stress-corrosion cracking mechanisms appearance

Stress-corrosion cracking mechanisms crack velocity

Stress-corrosion cracking mechanisms definition

Stress-corrosion cracking mechanisms electrochemistry

Stress-corrosion cracking mechanisms fracture surfaces

Stress-corrosion cracking resistance

Stress-corrosion cracking specific corrodent

Stress-corrosion cracking test of low

Stress-corrosion cracking, discussion

Stress-corrosion critical crack depth

Stress-crack resistance, of polyethylene

Stress-cracking failure

Stress-cracking, thermal

Stress-fatigue cracking

Stress-sorption cracking

Stresses at a Crack Tip and Definition of Stress Intensity Factor

Sulfide stress cracking, corrosion

Sulfide-stress cracking

Surgical implants stress corrosion cracking

Systems exhibiting stress-corrosion cracking

Temperature stress corrosion cracking

Test Method for Stress Crack Resistance

Test method stress cracking

Testing environmental stress crack resistance

The stress field near a crack tip

Thermal cycling stress-crack

Threshold stress intensity, fatigue crack

Titanium alloys in stress-corrosion cracking

Titanium alloys stress-corrosion cracking

Titanium stress-corrosion cracking

Transgranular stress corrosion cracking model

Weibull Distribution for Arbitrarily Oriented Cracks in a Homogeneous Uniaxial Stress Field

Weibull Distribution for Arbitrarily Oriented Cracks in an Inhomogeneous Uniaxial Stress Field

Weldments stress-corrosion cracking

Whole grain stress cracks

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