ASTM F1345-1996(2003) Standard Specification for Zinc-5% Aluminum-Mischmetal Alloy-Coated Steel Chain-Link Fence Fabric《锌-5%铝-铈合金涂覆钢连接链环栏栅结构》.pdf
《ASTM F1345-1996(2003) Standard Specification for Zinc-5% Aluminum-Mischmetal Alloy-Coated Steel Chain-Link Fence Fabric《锌-5%铝-铈合金涂覆钢连接链环栏栅结构》.pdf》由会员分享,可在线阅读,更多相关《ASTM F1345-1996(2003) Standard Specification for Zinc-5% Aluminum-Mischmetal Alloy-Coated Steel Chain-Link Fence Fabric《锌-5%铝-铈合金涂覆钢连接链环栏栅结构》.pdf(4页珍藏版)》请在麦多课文档分享上搜索。
1、Designation: F 1345 96 (Reapproved 2003)Standard Specification forZinc-5 % Aluminum-Mischmetal Alloy-Coated Steel Chain-Link Fence Fabric1This standard is issued under the fixed designation F 1345; the number immediately following the designation indicates the year oforiginal adoption or, in the cas
2、e of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers zinc-5 % aluminum-mischmetal (Zn-5A1-MM) alloy-coated steel chai
3、n-link fencefabric, Zn-5A1-MM alloy-coated, before weaving.1.2 The values stated in inch-pound units are to be regardedas the standard.2. Referenced Documents2.1 ASTM Standards:A 90 Test Method for Weight of Coating on Zinc-Coated(Galvanized) Iron or Steel Articles2A 491 Specification for Aluminum-C
4、oated Steel Chain-Link Fence Fabric2A 700 Practices for Packaging, Marking and Loading Meth-ods for Steel Products for Domestic Shipment3A 817 Specification for Metallic-Coated Steel Wire forChain Link Fence Fabric22.2 Federal Standard:Fed. Std. No. 123 Marking for Shipment, Civil Agencies42.3 Milit
5、ary Standards:MIL-STD-129 Marking for Shipment and Storage4MIL-STD-163 Steel Mill Products, Preparation for Ship-ment and Storage43. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 chain link fence fabrica fencing material made fromsteel wire helically wound and interwoven in suc
6、h a manner asto provide a continuous mesh without knots or ties except inthe form of knuckling, or of twisting the ends of the wires toform the selvage of the fabric.3.1.2 diamond countthe number of diamond openingsfrom one edge of the fabric to the other. The diamond count ofa given fabric shall be
7、gin at the first completed diamond at oneedge and continue to the unfinished half or full opening at theother edge.3.1.3 knucklinga term used to describe the type of selvageobtained by interlocking adjacent pairs of wire ends and thenbending the wire ends back into a loop. The loop shall beclosed or
8、 nearly closed to a measurement less than the diameterof the wire.3.1.4 twistinga term used to describe the type of selvageobtained by twisting adjacent pairs of wire ends together in aclose helix of 112 machine turns, which is equivalent to threefull twists, and cutting the wire ends at an angle. T
9、he wire endsbeyond the twist shall be at least14 in. 6.4 mm long. Thistype of selvage is not used on fabric with a mesh size of lessthan 2 in. 50.8 mm.4. Ordering Information4.1 Orders for chain-link fence fabric purchased to thisspecification shall include the following information:4.1.1 Quantity (
10、Section 13),4.1.2 Size of mesh (Section 7),4.1.3 Size of wire (Section 8),4.1.4 Height of fabric (Section 9),4.1.5 Diamond count, if specified (Section 6),4.1.6 Type of selvage (Section 10),4.1.7 Certification if required (Section 16),4.1.8 Class of Coating (Section 11), and4.1.9 ASTM designation an
11、d year of issue.4.2 All rolls of fencing accepted by the purchaser shall bebilled on the basis of the original footage of the rolls beforesampling, unless changed by contractual arrangement.NOTE 1A typical ordering description is as follows: 25 rolls, 50 fteach, chain-link fence fabric, Zn-5A1-MM al
12、loy-coated, 2 in. mesh, 0.148in. wire, 60 in. high, knuckled both selvages, class 2 coating toSpecification F 1345.1This specification is under the jurisdiction of ASTM Committee F14 on Fencesand is the direct responsibility of Subcommittee F14.40 on Chain Link Fence andWire Accessories.Current edit
13、ion approved January 10, 2003. Published March 2003. Originallyapproved in 1991. Last previous edition approved in 1996 as F 1345 - 96.2Annual Book of ASTM Standards, Vol 01.06.3Annual Book of ASTM Standards, Vol 01.05.4Available from Standardization Documents Order Desk, Bldg. 4 Section D, 700Robbi
14、ns Ave., Philadelphia, PA 19111-5094, Attn: NPODS.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.5. Materials5.1 The wire from which the fabric is woven shall conformto all requirements of Specification A 817 for Type III coating,in
15、 the class of coating specified (Class 1 or Class 2).6. Weave6.1 The wire shall be woven throughout in the form ofapproximately uniform square mesh, having parallel sides andhorizontal and vertical diagonals of approximately uniformdimensions. The top and bottom of the fabric shall be knuckledor twi
16、sted as specified in Section 10.6.2 Typical diamond count for each standard height isshown in Table 1. Other diamond counts are permissibleprovided that they are consistent within a lot. The purchaserhas the option to specify the diamond count (4.1.5).7. Size of Mesh7.1 The size of mesh shall be as
17、indicated in Table 2.7.2 The permissible variation from the specified size ofmesh shall be 618 in. 63.2 mm for all mesh sizes except 1in., and 6116 in. 61.6 mm for 1 in. mesh size.7.3 The size of mesh shall be determined by measuring theminimum clear distance between the wires forming the parallelsi
18、des of the mesh and determined as the average of tworeadings taken at right angles to each other.8. Size of Wire8.1 Chain-link fabric shall be fabricated from wire diam-eters as listed in Specification A 817, with a permissiblevariation from the specified diameter of the coated wire of60.005 in. 60.
19、13 mm.9. Height of Fabric9.1 Chain-link fabric shall be furnished in the standardheights shown in Table 2. The height of fabric shall be theoverall dimension from ends of twists or knuckles. Thepermissible variation from the specified height shall be 61 in.625 mm for standard selvage.10. Selvage10.1
20、 Unless otherwise specified by the purchaser, fabricswith 2- or 218-in. 50- or 54-mm mesh, in heights 60 in. 1520mm and under shall be knuckled at both selvages. Fabric 72in. 1830 mm high and over shall be knuckled at one selvageand twisted at the other.10.2 The selvages of fabrics with meshes of le
21、ss than 2 in.50 mm shall be knuckled.NOTE 2Caution: Twisted selvages for fence fabric under 72 in. 1830mm in height are not recommended because of consumer safety consid-erations.11. Weight of Coating11.1 The weight of Zn-5A1-MM alloy coating on the fabricmay be ordered in two coating weight classes
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