12" Test Sieves

Name: 12" Brass Sieve 5/16"
SKU: 000000000000013241
Price: 148 USD

Art. No.: 13241

12" Brass Sieve 5/16"

These Test Sieves have an 12" diameter, and they come in brass, stainless steel or a combination of both.

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Mesh Size

$148.00

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Sieves are offered in three sturdy constructions:
- Brass Frame / Brass Cloth
- Brass Frame / Stainless Steel Cloth
- Stainless Steel Frame / Stainless Steel Cloth
The 12" Test Sieves are available in the standard full height, 4-1/4” overall height. There are half height, 2-5/8” overall height, and intermediate height 3”overall height designs available. The approximate weight 4lbs.
Each sieve is supplied with a serial number and a matching test sieve Certificate of Compliance.
NIST Traceable examinations are available.
30 mesh backing cloth is available on test sieves 100 mesh and finer at an additional cost.
Conforms to ISO 3310-1 and BS410 Specifications and ASTM E11
1/8” inch opening is not included in ASTM E11 Standard
Guarantees that the permissible variation of average opening as allowed by ASTM E11 is reduced by 50%.
Designed as “masters” for internal quality assurance programs (8 in. diameter).
Each test sieve is optically examined, serialized, and supplied with complete NIST Traceable Documents.
Supplied with labeled storage carton.

Technical Data Chart

Data

Sieve No.	Approx. Mesh Opening Size in mm	Nominal Sieve Opening	± Y Variation for Opening	+ X Maximum Variation for Opening*	Resulting Maximum Individual Opening*	Typical Wire Diameter	Permissible Range of Choice
Sieve No.	Approx. Mesh Opening Size in mm	Nominal Sieve Opening	± Y Variation for Opening	+ X Maximum Variation for Opening*	Resulting Maximum Individual Opening*	Typical Wire Diameter	Min	Max
1/2 in.	12.5mm	0.500 in.	0.385mm	0.83mm	13.33mm	2.5mm	2.1	2.9
3/8 in.	9.5mm	0.375 in.	0.295mm	0.68mm	10.18mm	2.24mm	1.9	2.6
5/16 in.	8mm	0.312 in.	0.249mm	0.60mm	8.60mm	2mm	1.7	2.3
No. 3.5	5.6mm	0.223 in.	0.176mm	0.47mm	6.07mm	1.6mm	1.3	1.9
No. 4	4.75mm	0.187 in.	0.150mm	0.41mm	5.16mm	1.6mm	1.3	1.9
No. 5	4mm	0.157 in.	0.127mm	0.37mm	4.37mm	1.4mm	1.2	1.7
No. 6	3.35mm	0.132 in.	0.107mm	0.32mm	3.67mm	1.25mm	1.06	1.5
No. 7	2.8mm	0.110 in.	0.090mm	0.29mm	3.09mm	1.12mm	0.95	1.3
No. 8	2.36mm	0.0937 in.	0.076mm	0.25mm	2.61mm	1mm	0.85	1.15
No. 10	2mm	0.0787 in.	0.065mm	0.23mm	2.23mm	0.9mm	0.77	1.04
No. 12	1.7mm	0.0661 in.	0.056mm	0.20mm	1.90mm	0.8mm	0.68	0.92
No. 14	1.4mm	0.0555 in.	0.046mm	0.18mm	1.58mm	0.71mm	0.6	0.82
No. 16	1.18mm	0.0469 in.	0.040mm	0.16mm	1.34mm	0.63mm	0.54	0.72
No.18	1mm	0.0394 in.	0.034mm	0.14mm	1.14mm	0.56mm	0.48	0.64
No. 20	850μm	0.0331	29.1μm	127μm	977μm	0.5μm	0.43	0.58
No. 25	710μm	0.0278	24.7μm	112 μm	822μm	0.45μm	0.38	0.52
No. 30	600μm	0.0234	21.2μm	101μm	701μm	0.4μm	0.34	0.46
No. 35	500μm	0.0197	18.0μm	89μm	589μm	0.315μm	0.27	0.36
No. 40	425μm	0.0165	15.5μm	81μm	506μm	0.28μm	0.24	0.32
No. 45	355μm	0.0139	13.3μm	72μm	427μm	0.224μm	0.19	0.26
No. 50	300μm	0.0117	11.5μm	65μm	365μm	0.2μm	0.17	0.23
No. 60	250μm	0.0098	9.9μm	58μm	308μm	0.16μm	0.13	0.19
No. 70	212μm	0.0083	8.7μm	52μm	264μm	0.14μm	0.12	0.17
No. 80	180μm	0.0070	7.6μm	47μm	227μm	0.125μm	0.106	0.15
No. 100	150μm	0.0059	6.6μm	43μm	193μm	0.1μm	0.085	0.115
No. 120	125μm	0.0049	5.8μm	38μm	163μm	0.09μm	0.077	0.104
No. 140	106μm	0.0041	5.2μm	35μm	141μm	0.071μm	0.06	0.082
No. 170	90μm	0.0035	4.6μm	32μm	122μm	0.063μm	0.054	0.072
No. 200	75μm	0.0029	4.1μm	29μm	104μm	0.05μm	0.043	0.058
No. 230	63μm	0.0025	3.7μm	26μm	89μm	0.045μm	0.038	0.052
No. 270	53μm	0.0021	3.4μm	24μm	77μm	0.036μm	0.031	0.041
No. 325	45μm	0.0017	3.1μm	22μm	67μm	0.032μm	0.027	0.037
No. 400	38μm	0.0015	2.9μm	20μm	58μm	0.03μm	0.024	0.035
No. 450	32μm	0.0012	2.7μm	18μm	50μm	0.028μm	0.023	0.033
No. 500	25μm	0.0010	2.5μm	16μm	41μm	0.025μm	0.021	0.029
No. 635	20μm	0.0008	2.3μm	15μm	35μm	0.02μm	0.017	0.023
*Not more than 5% of the openings may fall between the limits set by the values

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