ASTM F959M Flat M16-M36 Steel Flat Washer
Product Description
ASTM F959 covers the requirements for compressible washer type direct tension indicators in
diameters ranging from 1/2" to 1-1/2" inclusive. These washers are capable of indicating the
achievement of a specified minimum bolt tension. They are available in two grades for use with
A325 and A490 structural bolts and are also available in a weathering steel option for both grades.
F959 Types
| Type 325 and 325-3 | For use with A325, F1852 and A325-3, F1852-3 structural bolts |
| Type 490 and 490-3 | For use with A490, F2280 and A490-3, F2280-3 structural bolts |
Jiaxing City Qunbang Hardware Co, Ltd is a productiondesignsales and after-sales as one of the fasteners business, The company is located in HangjiaHu Plain, close to ShanghaiNingboZhapu ports. The geographical position is superior, the transportation is convenient, has created the natural superiority for the export.
The company mainly produces high-strength fasteners business, bolts and nuts are the main, the main standard are DIN/ANSIASME/JIS/UNI/ISO/AS/BS/GB and so on. The product massively applies in the bridgeroadthe petroleum pipeline facilitythe wind power generation and steel structure project. Carbon steel bolts mainly have 4.8, 5.8, 6.8, 8.8, 10.9, 12.9, nuts mainly have 4, 6, 8, 10, the main material of stainless steel fastener is 201304316. QBH from its establishment to he present, after ten years of development, it is equipped with perfect testing equipment, and SGS and TUV have a good cooperation, each batch of products is accompanied by a 3.1 or 3.2 certifi
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