GMW GMW16833-2013 Fuel Filler Hose Issue 1 English.pdf
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1、 WORLDWIDE ENGINEERING STANDARDS Material Specification GMW16833 Fuel Filler Hose Copyright 2013 General Motors Company All Rights Reserved January 2013 Page 1 of 6 1 Introduction Note: Nothing in this standard supercedes applicable laws and regulations. Note: In the event of conflict between the En
2、glish and domestic language, the English language shall take precedence. 1.1 Scope. This specification covers three (3) types of hose, and two (2) constructions of hose, 12.7 mm diameter, and larger, coupled and uncoupled, for use with gasoline, oil, or diesel fuel in automotive fuel systems. Drawin
3、g callouts not referencing a hose construction are assumed to be referencing Construction 1. This hose is not compatible with biodiesel fuel. Type A hose is intended for higher stress applications. 1.1.1 Classification/Material Description. The hoses described in this specification are differentiate
4、d based on the reinforcement and the composition of the different layers into the following types and construction numbers. 1.1.2 Reinforcement to the tube may be applied by braiding, knitting or circular weaving. Type A: Reinforced with aramid fiber. Type B: Reinforced with rayon fiber. Type C: Rei
5、nforced with polyester and nylon in a knit wrap construction with alternating loops of polyester and nylon. Nylon must be looped through polyester. 1.1.3 Constructions 1: This hose shall consist of a smoothbore tube of butadiene/acrylonitrile (NBR) copolymer compound. The cover shall consist of chlo
6、rosulfonated polyethylene (CSM) or chlorinated polyethylene (CPE) compound. The cover may be perforated to facilitate degassing during manufacturing operations. Hose shall be black. The tube shall be reinforced with a yarn or cord applied by braiding, knitting, or circular weaving or of 2 ply counte
7、r directional helical winding. 1.1.4 Construction 2: This hose shall consist of an inner smoothbore tube of butadiene/acrylonitrile (NBR) copolymer compound. The reinforcement shall be an aramid fiber yarn or cord applied by braiding, knitting, or circular weaving or of 2 ply counter directional hel
8、ical winding, centered between two (2) layers of NBR. The cover shall consist of butadiene/acrylonitrile (NBR) copolymer compound, the exact material as the inner tube. Construction 2 hose may only be used within an enclosed tank system. 1.1.5 Hose Marking. The hose shall be legibly marked with the
9、following information in the sequence stated: Nominal inside diameter expressed as fraction of an inch (e.g., 1 in to in). GM specification number GMW16833 followed by type and construction (e.g., GMW16833 A1). Date code, hose manufacturers code identification as designated by Rubber Manufacturers A
10、ssociation, and the manufacturing plant location code. Such marking shall be printed parallel to the axis in vivid white or light blue block letters not less than 3 mm high and the open space between the specified markings shall not exceed 25 mm. 1.1.6 The date code shall consist of six (6) digits:
11、The first two (2) digits shall represent the month (01 thru 12) of the year, the next two (2) shall represent the day of the month (01 thru 31), and the last two (2) shall be the last two (2) digits of the year. 1.1.7 Additionally, one or more colored tracers shall be incorporated into the wall of t
12、he hose identifying the hose manufacturer. The color(s) shall be as designated by the Rubber Manufacturers Association. 1.1.8 Parts conforming to this specification that are too short for the marking required in 1.1.5 shall be marked as specified by the purchasers engineering department. Copyright G
13、eneral Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW16833 Copyright 2013 General Motors Company All Rights Reserved January 2013 Page 2 of 6 1.1.9 Dimen
14、sions and Tolerances. Hose furnished to this specification shall conform to the dimensions and tolerances shown in Table 1 for the size (nominal inside diameter) specified by the purchaser conforms to SAE J30 (SAE 30R7). Hose cover wall thickness shall be between 25% and 40% of total wall thickness.
15、 Concentricity based on total indicator reading between inside bore of hose and outer surface of hose shall not exceed 1.3 mm. Wall gage for sizes 31.75 thru 44.45 mm shall be between 4.3 mm and 5.6 mm and for sizes 50.80 thru 63.5 mm between 4.3 mm and 6.4 mm. Construction 2 hose shall have a hose
16、wall tolerance of 1.2 mm. Table 1: Dimensions and Tolerances Table 1A Metric (SI) Units Table 1B Customary Units Size (mm) Inside Diameter (mm) Outside Diameter (mm) Size (in) Inside Diameter (in) Outside Diameter (in) Maximum Minimum Maximum Minimum Maximum Minimum Maximum Minimum 12.70 13.28 12.12
17、 20.63 19.05 1/2 523 477 812 750 15.88 16.67 15.09 24.6 23.02 5/8 656 594 969 907 19.05 19.84 18.26 29.37 27.79 3/4 781 719 1.156 1.094 25.4 26.99 23.81 36.52 33.34 1 1.062 930 1.437 1.310 28.6 29.4 27.8 Not Specified 1-1/8 1.18 1.07 Not Specified 31.75 32.51 30.99 Not Specified 1-1/4 1.28 1.22 Not
18、Specified 34.93 34.29 35.81 Not Specified 1-3/8 1.35 1.41 Not Specified 38.10 38.86 37.34 Not Specified 1-1/2 1.53 1.47 Not Specified 44.45 45.21 43.69 Not Specified 1-3/4 1.78 1.72 Not Specified 50.80 51.56 50.04 Not Specified 2 2.03 1.97 Not Specified 57.15 58.11 56.59 Not Specified 2-1/4 2.28 2.2
19、2 Not Specified 63.5 64.26 62.74 Not Specified 2-1/2 2.53 2.47 Not Specified 1.2 Mission/Theme. Not applicable. 1.3 Classification. See 1.1.1. 2 References Note: Only the latest approved standards are applicable unless otherwise specified. 2.1 External Standards/Specifications. ASTM D380 ASTM D4678
20、ISO 1431-1 ASTM D413 IRM 903 SAE J30 2.2 GM Standards/Specifications. GME L0004 GMW14680 GMW15423 GMW3059 GMW14914 2.3 Additional References. Rubber Manufacturers Association Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or ne
21、tworking permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW16833 Copyright 2013 General Motors Company All Rights Reserved January 2013 Page 3 of 6 3 Test Preparation and Evaluation 3.1 Resources. 3.1.1 Calibration. The test facilities and equipment shall be in good workin
22、g order and shall have a valid calibration label. 3.1.2 Alternatives. Alternative test facilities and equipment may also be used. However, all measuring variables as specified in this standard shall be determined correctly with respect to their physical definition. 3.1.3 Facilities. Conforming to th
23、e relevant test procedures. 3.1.4 Equipment. Conforming to the relevant test procedures. 3.1.5 Test Vehicle/Test Piece/Test Samples Unless otherwise specified, the shape and size of test pieces shall be in accordance with the relevant test procedure. Minimum six (6) test samples (hoses) are required
24、 for initial sample testing. Minimum three (3) test samples (hoses) are required for inspection testing. Samples are finished parts or to be taken from finished parts. Where the dimensions on the finished parts do not allow preparing of test pieces, tests are to be performed on sheet material of sam
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