Standards Upgrade Safety Requirements for Ball Valves - IAPMO ANSI Z1157-2014
Dear Sir/Madam,
As a valued customer we are providing you with an important notice that standards upgrade safety requirement. The nature of the revisions outlined by the Standards Developing Organization impact the Reports we have issued for your products, so it is important to review this letter carefully.
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Standard Number
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Standard Name
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Product
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Effective Date
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IAPMO ANSI Z1157-2014
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Ball Valves
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This standard covers ball valves in sizes NPS-1/8 to NPS-4, with rated working pressures of at least 860 kPa (125 psi) at 23 oC (73oF), intended for water supply systems and specifies requirements for materials, physical characteristics, performance testing, and markings.
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November, 2014
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Important Information Regarding this Standards Update Notification
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1.4
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Added the description of units requirements. SI units are the primary units, the inch/pound units are shown in parentheses. The values stated in each measurement system are equivalent in application, but each unit system is to be used independently. Combining values from the two measurement systems can result in non‐conformance with this Standard. All references to gallons are to U.S. gallons.
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4.1-(e)
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Changed the requirements of copper alloy materials (copper alloys containing at least 56% copper). Previous demand: Copper alloys shall contain at least 58% copper and not more than 8% lead.
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4.1-(g)
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Added Alternative Materials Test requirements that comply with Section 8.7
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4.2.1
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Toxicity requirements:
(b) not contain a weighted average lead content in excess of 0.25% when evaluated in accordance with NSF/ANSI 372.
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4.2.2
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Added the requirement for Solders and Fluxes
Solders and fluxes in contact with potable water shall not exceed, by mass, 0.2% lead content.
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5.3
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Added the inside diameters requirements Full‐Port PEX Ball Valves.
The inside diameters of full‐port PEX ball valves shall be the same as the minimum inside diameters for fittings specified in ASTM F1807, ASTM F1960, ASTM F2080, ASTM F2434, or CSA B137.5.
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5.4
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Added the inside diameters requirements for Full‐Port PP and PE‐RT Ball Valves, The inside diameters of full‐port PP and PE‐RT ball valves shall be the same as the minimum inside diameters for fittings specified in ASTM F2389.
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6.1
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Deleted the requirements of “Crimp joints shall comply with bending and vibration tests specified in IAPMO PS 117”, and press connections shall complied with IAPMO PS117 or ASME B16.51
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9.3.2
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Given an option for the location of markings May be applied to the ball valve body or handle. Alternatively, hang‐tags.
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