ISO 17334:2008 PDF

Name: ISO 17334:2008 — Metallic and other inorganic coatings — Autocatalytic nickel over autocatalytic copper for electromagnetic shielding
SKU: ISO 17334:2008
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Metallic and other inorganic coatings — Autocatalytic nickel over autocatalytic copper for electromagnetic shielding

Название (английский):

ISO 17334:2008

Metallic and other inorganic coatings — Autocatalytic nickel over autocatalytic copper for electromagnetic shielding

Статус документа:: Действующий
Формат:: Электронный (PDF)
Количество страниц:: 9
Дата публикации:: 3 декабря 2008 г.
Издание:: ISO IS 17334 edition 1 version 1
ICS:: 25.220.40

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Описание (английский):

ISO 17334:2008 specifies the requirements for autocatalytic nickel-phosphorus alloy coatings applied over autocatalytic copper coatings to provide electromagnetic interference (EMI) or electrostatic discharge (ESD) protection for parts fabricated from either plastics or metallic materials. ISO 17334:2008 does not apply to high-strength steels that are susceptible to hydrogen embrittlement.

Abstract

Похожие стандарты

Стандарты, упомянутые в описании

Overview

ISO 17334:2008 specifies requirements for autocatalytic nickel‑phosphorus (Ni–P) coatings applied over autocatalytic copper (Cu) coatings to provide electromagnetic interference (EMI) and electrostatic discharge (ESD) protection for parts made from plastics or metals. The standard covers designation, composition, minimum local thickness, adhesion, electrical continuity, thermal cycling resistance and shielding effectiveness. It does not apply to high‑strength steels susceptible to hydrogen embrittlement.

Key topics and requirements

Scope & purpose: Defines autocalytic Cu + NiP duplex coatings intended for EMI/ESD shielding on plated plastics and metallic substrates.

Designation system: A clear format (for example: Autocatalytic coating ISO 17334 - PL/Cu1/NiP(8)0,25) indicates substrate, Cu and NiP thicknesses and phosphorus content.

Coating grades: Ni–P grades by phosphorus content (typical grades: ~1 %, ~4 %, ~8.5 %), affecting contact impedance and corrosion resistance.

Minimum local thickness & types: Coating “types” specify minimum local thicknesses for Cu and Ni and associated shielding capability (e.g., Type 1 duplex coatings are intended for very high shielding).

Performance tests:

Shielding effectiveness measured in dB (references: IEC 61587‑3, ASTM D4935).
Electrical continuity & integrity, adhesion tests and thermal cycling requirements.
Thickness measurement: Normative references include ISO methods (X‑ray, coulometric, beta backscatter) for coating-thickness verification.

Substrate preparation: Requires plateable plastics or properly prepared metallic substrates; accepted cleaning and activation methods are essential to achieve adhesion and conductivity.

Sampling & inspection: Sampling procedures and acceptance levels reference ISO sampling standards.

Practical applications

EMI/ESD protection for:

Electronic housings, computer cabinets and consumer electronics enclosures made of plastics or light alloys.
Medical, telecommunications, navigation and defense equipment where electromagnetic shielding is critical.

Use cases where a conductive, corrosion‑resistant thin metal layer is required on non‑metallic parts (e.g., electroless copper followed by electroless nickel).

Who should use this standard

Purchasers specifying coating requirements on drawings and purchase orders.

Electroplaters and surface‑finish processors implementing electroless copper/nickel processes.

Design engineers, OEMs and procurement teams specifying EMI/ESD performance.

Quality engineers and test labs performing thickness, adhesion and shielding tests.

Related standards (examples)

Keywords: ISO 17334:2008, autocatalytic nickel, autocatalytic copper, electroless nickel, electroless copper, electromagnetic shielding, EMI, ESD, coating thickness, shielding effectiveness, plating on plastics.

ISO 17334:2008 PDF

Abstract

Похожие стандарты

Overview

Key topics and requirements

Practical applications

Who should use this standard

Related standards (examples)

Технические детали

BS ISO 17334:2008

Metallic and other inorganic coatings. Autocatalytic nickel over autocatalytic copper for electromagnetic shi…

IEC 61587-3:2013

Mechanical structures for electronic equipment - Tests for IEC 60917 and IEC 60297 - Part 3: Electromagnetic…

ISO 4527:1987

Autocatalytic nickel-phosphorus coatings — Specification and test methods

ISO 20643:2005/Amd 1:2012

Mechanical vibration — Hand-held and hand-guided machinery — Principles for evaluation of vibration emission…

SIST EN ISO 3497:2002

Metallic coatings - Measurement of coating thickness - X-ray spectrometric methods (ISO 3497:2000)