SAE USCAR-9-1998

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CLASSIFICATION SYSTEM FOR AUTOMOTIVE TOOLING, MACHINERY AND

EQUIPMENT LOW VOC WATERBORNE PAINT SYSTEMS

The research data, analysis, conclusion, opinions and other contents of this document are solely the product of the authors. Neither the Society

of Automotive Engineers, Inc. (SAE) nor the United States Council for Automotive Research (USCAR) certifies the compliance of any products

with the requirements of nor makes any representations as to the accuracy of the contents of this document nor to its applicability for purpose. It

is the sole responsibility of the user of this document to determine whether or not it is applicable for their purposes.

Issued December 1998

SAE/USCAR-9

QUESTIONS REGARDING THIS DOCUMENT: (724) 772-8545 FAX (724) 776-0243

TO PLACE A DOCUMENT ORDER: (724) 776-4970 FAX (724) 776-0790

SAE WEB ADDRESS:

http://www.sae.org

1. SCOPE:

The materials defined by this U.S. CAR / S.A.E Recommended Practice are low VOC water

based coatings for automotive tooling and general maintenance.

1.1 Purpose:

The purpose of this document is to:

1.1.1 Standardize the paints and primers used for tooling, and general facility maintenance to

low VOC water based coatings.

1.1.2 Provide a method for specifying these materials by the use of the Munsell color

numbering system.

2. REFERENCES:

2.1 Applicable Documents:

The following publications form a part of this specification to the extent specified herein.

The latest publications shall apply.

2.1.1 SAE Publications: Available from SAE, 400 Commonwealth Drive, Warrendale, PA

15096-0001.

2.1.2 SSPC Publications: 4400 Fifth St., Pittsburgh, PA 15213.

SP2 minimum Specific Cleaning Procedures

SP12 Specific Cleaning Procedures

SAE/USCAR-9 December 1998

CLASSIFICATION SYSTEM FOR AUTOMOTIVE TOOLING, MACHINERY AND

EQUIPMENT LOW VOC WATERBORNE PAINT SYSTEMS

- 2 -

2.1.3 ASTM Publications: Available from ASTM, 100 Barr Harbor Drive, West Conshohocken,

PA 19428-2959.

ASTM B117 Standard Practice for Operating Salt Spray

ASTM D1535 Method for Specifying Color by the Munsell System

ASTM D3363 Pencil Hardness

ASTM D522 Flexibility

ASTM D3359 Adhesion by tape test

ASTM 2794 Impact Resistance

ASTM D523 Gloss

ASTM D3960 Volatile Organic Compounds

ASTM D1654 Standard Test Method for Evaluation of Painted or Coated Specimens

Subjected to Corrosive Environments

3. TESTING REQUIREMENTS AND CONDITIONING:

3.1 Test Requirements:

Test Specimens shall be prepared per paragraph 5 and paragraph 3.3.. The following

requirements must be met after 21 days cure.

3.1.1 ASTM B117 Standard Practice for Operating Salt Spray (250 Hr.)

ASTM D1654 Procedure A Rating 8-9.

3.1.2 ASTM D3363 Pencil Hardness (HB)

3.1.3 ASTM D522 Method A Mandrel Bend Test of Attached Organic Coatings (3.2 mm

with no cracking)

3.1.4 ASTM D3359 Standard Test Method for Measuring Adhesion by Tape

Test, Rating (5A)

3.1.5 ASTM 2794 Impact Resistance (Direct 28 in.-lb / .32 kg m) using

Indenter of 12.7 mm.

3.1.6 Substrate for Testing CRS Q-panel (S-412)

3.2 Statistical Data:

Material suppliers must conform to Quality System Requirements, QS-9000. A control plan

for ongoing production verification is required. Appropriate statistical tools must be used to

analyze process/product data and assure consistent processing of the materials.

SAE/USCAR-9 December 1998

CLASSIFICATION SYSTEM FOR AUTOMOTIVE TOOLING, MACHINERY AND

EQUIPMENT LOW VOC WATERBORNE PAINT SYSTEMS

- 3 -

3.3 Curing Conditions:

All test panels shall be cured in a controlled atmosphere of 23 +/- 2C and 50 +/- 5% relative

humidity.

4. INITIAL CHARACTERIZATION OF AUTOMOTIVE MATERIALS:

The following test results shall be submitted for review.

4.1 Infrared Spectrophotometry and/or Thermal Analysis:

Infrared and/or thermal analysis spectra shall constitute the reference standard for the

material supplied to a specification based on this classification system and shall be

available on request.

4.2 Composition (Volatile Organic Compounds) - ASTM D3960 or EPA Method 24:

All coatings used to meet this recommended practice must be water based or reducible

and have an applied VOC of under 2.8 pounds per gallon (336 grams per liter) minus

water, or lower to meet local and regulatory requirements.

5. SUBSTRATE PREPARATION / PAINT CHARACTERISTIC:

5.1 Substrate Condition or Part Cleanliness:

The surface to be coated must be cleaned to minimum SSPC SP2 and or SP12.

5.2 Primer:

When necessary to meet requirements specified in paragraph 3 a primer may be used.

This primer must also be a low VOC water reducible product.

5.3 Dry to Handle:

Check manufacturer’s product data sheet.

5.4 Recoat:

Check manufacturer’s product data sheet.

5.5 Curing Time:

The material shall be completely cured after a maximum of 21 days.

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摘要：

SAE USCAR-9-1998 是由美国汽车工程师学会（SAE）与美国汽车研究委员会（USCAR）联合发布的关于汽车燃油系统快速连接接头的性能与测试标准。该标准专门针对应用于燃油管路、蒸汽管路以及排放控制系统中的快速连接接头，规定了其尺寸、材料、耐久性、泄漏测试、耐压性能以及安装与拆卸力等关键技术要求。作为汽车行业广泛引用的重要规范，SAE USCAR-9-1998 旨在确保接头在长期暴露于燃油、温度变化及振动环境下的可靠性与安全性，为整车制造商和零部件供应商提供统一的验证依据，从而降低系统故

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SAE USCAR-9-1998

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