atmospheric corrosion News | Environmental XPRT

ASTM G91 - 11 Standard Practice for Monitoring Atmospheric SO2 Deposition Rate for Atmospheric Corrosivity Evaluation

Atmospheric corrosion of metallic materials is a function of many weather and atmospheric variables. The effect of specific corrodants, such as sulfur dioxide, can accelerate the atmospheric corrosion of metals significantly. The sulfation plate method provides a simple technique to ...

Jan. 5, 2012

By ASTM International

ASTM A595 / A595M - 11 standard specification for steel tubes, low-carbon or high-strength low-alloy, tapered for structural use

This specification covers three grades of seam-welded, round, tapered steel tubes for structural use. Grades A and B are of low-carbon steel or high-strength low-alloy steel composition and Grade C is of weather-resistance steel composition. The tube steel shall be hot-rolled aluminum-semikilled or fine-grained killed sheet or plate manufactured by one or more ...

Nov. 11, 2011

By ASTM International

Withdrawn Standard: ASTM F568M-07 Standard Specification for Carbon and Alloy Steel Externally Threaded Metric Fasteners (Withdrawn 2012)

This specification covers chemical and mechanical requirements for nine property classes of carbon and alloy steel externally threaded metric fasteners in nominal thread diameters M1.6 through M100 suited for use in general engineering applications. Formerly under the jurisdiction of Committee F16 on Fasteners, ...

Feb. 17, 2012

By ASTM International

ASTM B810 - 01a(2011) standard test method for calibration of atmospheric corrosion test chambers by change in mass of copper coupons

Electrical devices that contain electrical contacts generally contain some copper-based materials. Atmospheric corrosion of copper parts in such devices often occurs in service environments. A quantitative measure of the effect of a laboratory corrosion test on copper permits assessment of the severity of the test. In addition, corrosion tests may be defined in terms of their effect on copper; ...

Oct. 17, 2011

By ASTM International

ASTM F436M - 11 Standard Specification for Hardened Steel Washers [Metric]

This specification covers the chemical, mechanical, and dimensional requirements for hardened steel washers for use with fasteners having nominal thread diameters of M12 through M100. These washers are intended for general-purpose mechanical and structural use with bolts, nuts, studs, and other internally and ...

Jan. 5, 2012

By ASTM International

ASTM A394 - 08e1 standard specification for steel transmission tower bolts, zinc-coated and bare

This specification covers the chemical and mechanical requirements of hexagon and square-head zinc-coated steel bolts and atmospheric corrosion-resistant bolts for use in the construction of transmission towers, substations, and similar steel structures. The following types of bolts are: Type 0 includes hot-dip zinc-coated bolts made of low or medium carbon steel, Type 1 includes ...

Nov. 18, 2011

By ASTM International

Bioconservacion laboratory service

At Bioconservacion we know we can offer the best technical service to all users of our technology, thanks to our team of highly qualified professionals and fully equipped laboratory. We are proud of the services we offer: R&D for gas absorption products. Quality control for manufacturing. Reproduction and study of applications Field tests Analysis of corrosive atmospheres Analysis ...

Jan. 25, 2017

By Bioconservacion SA

ASTM A490 - 11 Standard Specification for Structural Bolts, Alloy Steel, Heat Treated, 150 ksi Minimum Tensile Strength

1. Scope 1.1 This specification covers two types of quenched and tempered, alloy steel, heavy hex structural bolts having a tensile strength of 150 to 173 ksi. 1.2 These bolts are intended for use in structural connections. These connections are covered under the requirements of the Specification for Structural Joints Using Specification A325 or A490 bolts, approved by ...

Jan. 5, 2012

By ASTM International

ASTM A950 / A950M - 11 standard specification for fusion-bonded epoxy-coated structural steel h-piles and sheet piling

This specification covers the qualification requirements for structural steel H-piles and sheet piling with protective fusion-bonded epoxy coating applied by electrostatic spraying, flocking, or fluidized bed processing. Surface preparation techniques shall be performed by abrasive blast cleaning, grinding and chemical washing prior to coating application. The powder coating shall be heat ...

Nov. 21, 2011

By ASTM International

ASTM D6675 - 01(2011) standard practice for salt-accelerated outdoor cosmetic corrosion testing of organic coatings on automotive sheet steel

Tests of the type described in this practice may be used to evaluate the corrosion resistance of organic coatings on metal products exposed to highly salty environments, such as areas subjected to deicing salts or coastal areas. Exposure conditions are complex and changeable. ...

Nov. 18, 2011

By ASTM International

ASTM A568 / A568M - 11b standard specification for steel, sheet, carbon, structural, and high-strength, low-alloy, hot-rolled and cold-rolled, general requirements for

This specification covers the general requirements for carbon, structural, and high-strength, low alloy steel sheets in coils and cut lengths. The steel sheets shall be manufactured by hot-rolling, cold-rolling or temper rolling. Cold-rolled sheets shall undergo annealing after being cold reduced to thickness. Products shall undergo ...

Nov. 3, 2011

By ASTM International

Stainless steel actuator solutions from Rotork Schischek

Customer demand to use the Max electric quarter-turn actuator from Rotork Schischek in more and more challenging environments has led to the development of a new range of stainless steel versions. Already use extensively in hazardous and industrial areas, clients wishing to use Max actuators in corrosive and/or maritime atmospheres can now utilise the VAS and VAM stainless steel versions. Size S ...

Jan. 30, 2015

By Rotork plc

ASTM A490M - 11 Standard Specification for High-Strength Steel Bolts, Classes 10.9 and 10.9.3, for Structural Steel Joints (Metric)

This specification covers the chemical, mechanical, and metallurgical requirements for two types of heavy hex structural bolts made of quenched and tempered alloy steel and having specified tensile strengths and sizes. These bolts are intended for use in structural connections, and are furnished in nominal bolt diameters M12 through M36. They are designated by type ...

Jan. 5, 2012

By ASTM International

Application-based solutions: LESER Critical Service Safety Valves – the first choice to secure plants with highly corrosive media

You work with chlorine, acids or alkaline solutions and need to secure your plant against over pressure? We offer you with our Critical Service safety valves a standardized solution for this special application. What makes LESER Critical Service Safety Valves so special? The Critical Service safety valves combine our safety valve know-how with our PTFE lining. According to the requirements we ...

Aug. 19, 2016

By Leser GmbH & Co. KG

Are all kinds of stainless steel pipes rusty?

In a sea fog containing a lot of salt. After adding chromium and other elements to the steel, scientists found that it is not easy to rust, and it can change the properties of steel. However, its corrosion resistance is related to its chemical composition, mutual phase, use conditions and environment. Changed by the type of media. People are very surprised: "Stainless steel is not rusting, such ...

Jun. 14, 2011

By Zhejiang Fangwen Special Steel Co., Ltd.

ASTM A1003 / A1003M - 11e1 standard specification for steel sheet, carbon, metallic- and nonmetallic-coated for cold-formed framing members

This specification covers metallic-coated, painted metallic-coated, and painted nonmetallic-coated steel sheet used in the manufacture of cold-formed framing members, such as, but not limited to, studs, joists, purlins, girts, and track. The steel sheet is available in the following designations: Structural Grade 50 Type H ...

Nov. 3, 2011

By ASTM International

Q-Lab’s Sean Fowler Appointed as Vice-Chair for ISO Standards Committee on Corrosion

Q-Lab, the worldwide leader in accelerated weathering equipment and outdoor exposure test services, is pleased to announce that Mr. Sean Fowler was recently appointed as Vice-Chairman of the US Technical Advisory Group of TC156 for ISO. This group focuses on the corrosion of metals and alloys. Some of the important corrosion standards covered by this committee are: ISO 9227 (corrosion tests in ...

Apr. 28, 2015

By Q-Lab Corporation

ASTM A1003 / A1003M - 12 Standard Specification for Steel Sheet, Carbon, Metallic- and Nonmetallic-Coated for Cold-Formed Framing Members

This specification covers metallic-coated, painted metallic-coated, and painted nonmetallic-coated steel sheet used in the manufacture of cold-formed framing members, such as, but not limited to, studs, joists, purlins, girts, and track. The steel sheet is available in the following designations: Structural Grade 50 Type H (ST50H), Structural Grade 340 Type H [ST340H], Structural Grade 40 Type H ...

Feb. 17, 2012

By ASTM International

We need concrete answers to climate change effects

"In order to better understand how climate change might influence infrastructure maintenance and construction, we need to establish an accurate national database on the rate, and factors involved in, the deterioration of concrete infrastructure," says the report’s lead author, CSIRO Climate Adaptation Flagship's Dr Xiaoming Wang. "Failure to consider the effects of climate change may ...

Mar. 23, 2011

By CSIRO, the Commonwealth Scientific and Industrial Research Organisation

Texas salt manufacturing plant cited for violations by US Department of Labor`s OSHA for exposing workers to chemical hazards

The U.S. Department of Labor's Occupational Safety and Health Administration has cited Cooper Natural Resources for 13 safety violations and proposed penalties of $58,100 for exposing workers to chemical hazards at its Loop, Texas, salt manufacturing plant. The complaint inspection, which began in March, was initiated under the agency's complaint process and expanded to the Process Safety ...

Aug. 21, 2013

By U.S. Department of Labor Occupational Safety & Health Administration (OSHA)

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