ASTM D2475 : 01(2008)

Standard Specification for Felt

Standard Details

1.1 This specification covers all standard types of felt in the form of rolls and sheets that are suitable for mechanical use. Certain special-purpose felts are also covered.

1.2 This specification is not applicable to felt-like products that utilize weaving, knitting, stitching, or bonding such as papermaker's felt.

1.3 Trade practice in the felt industry deals in pounds, yards, and inches, therefore the values stated in inch-pound units are to be regarded as standard. The values in SI units are provided as information only.

1.3.1 The specification referenced in 2.2 uses only inch-pound units.he percent specific gravity of that class.

TABLE 1 Wool Sheet Felt: Thickness and Mass (Weight)



ASTM (NTA) Class	Color	Thickness, in.			Thickness, mm			Mass (Weight) lb/yd²		Mass (Weight) kg/m²
		Nominal	Tolerances		Nominal	Tolerances		Nominal	Tolerances	Nominal	Tolerances
		Nominal	Sheets	Cut Parts	Nominal	Sheets	Cut Parts	Nominal	Tolerances	Nominal	Tolerances
26S1	White	0.125	± 0.014	± 0.016	3.17	± 0.35	± 0.41	1.50	± 0.10	0.81	± 0.05
26S4	Gray	0.188	0.016	0.018	4.78	0.41	0.46	2.25	0.15	1.22	0.08
		0.250	0.020	0.022	6.35	0.51	0.56	3.00	0.20	1.63	0.11
		0.313	0.022	0.024	7.95	0.56	0.61	3.75	0.25	2.04	0.14
		0.375	0.024	0.026	9.52	0.61	0.66	4.50	0.30	2.44	0.16
		0.500	0.030	0.032	12.70	0.76	0.81	6.00	0.40	3.26	0.22
		0.625	0.035	0.037	15.88	0.89	0.94	7.50	0.45	4.07	0.24
		0.750	0.040	0.042	19.05	1.02	1.07	9.00	0.50	4.89	0.27
		0.875	0.046	0.048	22.23	1.17	1.22	10.50	0.55	5.70	0.30
		1.000	0.051	0.053	25.40	1.30	1.35	12.00	0.60	6.52	0.33
		1.250	0.062	0.065	31.75	1.57	1.65	15.00	0.70	8.15	0.38
		1.500	0.072	0.075	38.10	1.83	1.91	18.00	0.80	9.77	0.43
		1.750	0.083	0.085	44.45	2.11	2.16	21.00	0.90	11.40	0.49
		2.000	0.094	0.098	50.80	2.39	2.49	24.00	1.00	13.03	0.54
		2.500	0.115	0.119	63.50	2.92	3.02	30.00	1.05	16.29	0.57
		3.000	0.136	0.141	76.20	3.45	3.58	36.00	1.10	19.55	0.60
34S1	White	0.125	0.012	0.014	3.17	0.30	0.36	2.00	0.10	1.09	0.05
34S2	White	0.188	0.012	0.014	4.78	0.30	0.36	3.00	0.15	1.63	0.08
34S3	White	0.250	0.016	0.018	6.35	0.41	0.46	4.00	0.30	2.17	0.16
34S4	Gray	0.313	0.017	0.019	7.95	0.43	0.48	5.00	0.35	2.71	0.19
		0.375	0.019	0.021	9.52	0.48	0.53	6.00	0.40	3.26	0.22
		0.500	0.022	0.024	12.70	0.56	0.61	8.00	0.50	4.34	0.27
		0.625	0.026	0.028	15.88	0.66	0.71	10.00	0.60	5.43	0.33
		0.750	0.029	0.031	19.05	0.74	0.79	12.00	0.70	6.52	0.38
		0.875	0.032	0.034	22.23	0.87	0.86	14.00	0.75	7.60	0.41
		1.000	0.036	0.038	25.40	0.91	0.97	16.00	0.80	8.69	0.43
		1.250	0.042	0.045	31.25	1.07	1.14	20.00	0.90	10.86	0.49
		1.500	0.049	0.052	38.10	1.24	1.32	24.00	1.00	13.03	0.54
		1.750	0.056	0.059	44.45	1.42	1.50	28.00	1.10	15.20	0.60
		2.000	0.063	0.067	50.80	1.60	1.70	32.00	1.20	17.38	0.65
		2.500	0.076	0.080	63.50	1.93	2.03	40.00	1.25	21.72	0.68
		3.000	0.090	0.095	76.20	2.29	2.41	48.00	1.30	26.06	0.71
43S1	White	0.125	0.012	0.014	3.17	0.30	0.36	2.50	0.30	1.36	0.16
43S2	White	0.188	0.012	0.014	4.78	0.30	0.36	3.75	0.35	2.04	0.19
43S3	White	0.250	0.014	0.016	6.35	0.36	0.41	5.00	0.40	2.71	0.22
43S4	Gray	0.375	0.016	0.019	9.52	0.41	0.48	7.50	0.50	4.07	0.27
		0.500	0.019	0.022	12.70	0.48	0.56	10.00	0.60	5.43	0.33
		0.625	0.022	0.025	15.88	0.56	0.64	12.50	0.70	6.79	0.38
		0.750	0.025	0.028	19.05	0.63	0.71	15.00	0.80	8.15	0.43
		0.875	0.027	0.030	22.23	0.69	0.76	17.50	0.90	9.50	0.49
		1.000	0.030	0.033	25.40	0.76	0.84	20.00	1.00	10.86	0.54
		1.250	0.036	0.040	31.15	0.91	1.02	25.00	1.10	13.56	0.60
		1.500	0.041	0.045	38.10	1.04	1.14	30.00	1.20	16.29	0.65
		1.750	0.047	0.051	44.45	1.19	1.30	35.00	1.30	19.00	0.71
		2.000	0.053	0.058	50.80	1.35	1.47	40.00	1.40	21.72	0.76
		2.500	0.064	0.070	63.50	1.63	1.78	50.00	1.45	27.15	0.79
		3.000	0.075	0.082	76.20	1.90	2.08	60.00	1.50	32.58	0.81
56S1	White	0.125	0.010	0.014	3.17	0.25	0.36	3.25	0.40	1.76	0.22
56S2	White	0.188	0.010	0.014	4.78	0.25	0.36	4.90	0.50	2.66	0.27
56S3	White	0.250	0.011	0.016	6.35	0.28	0.41	6.50	0.60	3.53	0.33
S654	Gray	0.375	0.013	0.018	9.52	0.33	0.46	9.75	0.80	5.29	0.43
		0.500	0.016	0.022	12.70	0.41	0.56	13.00	1.00	7.06	0.54
		0.625	0.018	0.024	15.88	0.46	0.61	16.25	1.10	8.82	0.60
		0.750	0.020	0.026	19.05	0.51	0.66	19.50	1.20	10.59	0.65
		0.875	0.022	0.028	22.23	0.56	0.71	22.75	1.30	12.35	0.70
		1.000	0.025	0.031	25.40	0.63	0.79	26.00	1.40	14.12	0.76
		1.250	0.029	0.036	31.75	0.74	0.91	32.50	1.50	17.65	0.81
		1.500	0.033	0.040	38.10	0.84	1.02	39.00	1.60	21.18	0.87
		1.750	0.038	0.046	44.45	0.97	1.17	45.50	1.70	24.71	0.92
		2.000	0.042	0.051	50.80	1.07	1.30	52.00	1.80	28.24	0.98
Status : Historical Standard Type: Main Document No: ASTM D2475 : 01(2008) Document Year: 2001 Pages: 7 Section Volume: 07.01 Volume 07.01 Textiles (I): D76-D4391 ICS: 59.080.30 Textile fabrics Preview Document Life Cycle Historical ASTM D2475 : 01(2013) ACTIVE ASTM D2475 : 22 Currently Viewing Historical ASTM D2475 : 01(2008) Historical ASTM D2475 : 01 Historical ASTM D2475 : 00 Historical ASTM D2475 : 88(2000) Knowledge Corner Expand Your Knowledge and Unlock Your Learning Potential - Your One-Stop Source for Information! The Corporate About BSB Edge Vision & Mission Our Journey - Milestones Our Clientele CSR Activities Contact Us Useful Links FAQ’s Privacy Policy Terms & Conditions Products & Services ASTM Book of Standards ASME BPVC 2023 ASME Boiler and Pressure Vessel Code - Revision Tracker with Synopsis (RTwS) eCatalogs / eBrochures Free Downloads Standards e-Pedia Standards By Publisher ACI Standards AFNOR Standards AIAG Standards API Standards ASHRAE Standards ASM Standards ASME Standards ASNT Standards ASTM Standards AWWA Standards Read More Connect With US Support Desk Customer Feedback News and Events © Copyright 2024 BSB Edge Private Limited. Add Standards To Trackedge To add “” to our tracker and get updates about it as and when it changes, kindly LOGIN, REGISTER or JUST ENTER YOUR EMAIL ID in below field so that we keep you informed about changes to the standards of your interest. This document is available for free download. Free documents cannot be added to the cart. Please download the Document using this link. Enquire now + Enquiry Form Full Name E-mail Address Phone Organisation Select Enquiry Type This Website Uses Cookies to Manage Services The BSB Edge Pvt. Ltd. takes your privacy very seriously and respects the importance of security on the internet. BSB Edge websites use cookies and similar technologies for various purposes including to distinguish you from other users of our websites. By continuing to use our websites, you agree to our cookie policy. What cookies do we use? Cookies are text files containing small amounts of information. They are downloaded to your computer or device when you visit a website. They don’t tell us who you are but they do enable us to recognise your device and where you have made various preferences or actions they enable us to remember them. Why do we use cookies? Cookies do lots of different jobs, like letting you navigate between web pages efficiently, remembering your preferences, and generally improving your experience of our websites. They can also help to ensure that adverts you see online are more relevant to you and your interests. Disabling cookies BSB Edge websites are designed to function optimally with cookies enabled. You can, however, disable cookies via your website browser settings. This may mean, however, that you may no longer have access to some of our website features. Please note that even with all cookies disabled, a tiny amount of information will continue to be retrieved from your web browser. This information is necessary for the basic functioning of our website. Contact us If you have any questions about our cookie policy you can contact us at: info@bsbedge.com

ASTM D2475 : 01(2008)

Standard Details

Life Cycle

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