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Grade 10.9 Black Surface 45# steel Hexagon Head Bolt For Railroad

Suzhou Zhongyue Railway Material Co.,Ltd.
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Grade 10.9 Black Surface 45# steel Hexagon Head Bolt For Railroad

Brand Name : ZHONGYUE
Model Number : SUYU-09
Certification : SGS, ISO9001:2008
Place of Origin : Kunshan City, Jiangsu Province, China
MOQ : 5000 pcs
Price : 0.5-4 USD / Piece
Payment Terms : L/C, T/T
Supply Ability : 1500 tons / month
Delivery Time : 25-35 days after placing order
Packaging Details : 25kg double-layer woven bags and wooden pallets
Product : Hexagon Head Bolt
Material : 45# steel
Grade after quenching : 8.8
Surface : Black oxide (can be customized)
Size : Different sizes available
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Grade 10.9 Black Surface 45# steel Hexagon Head Bolt For Railroad

Grade 8.8 Hexagon Head Bolt Black Surface Treatment For Railroad​:

Railway fasteners constitute wide range of high tensile railway track fasteners that firmly hold the track to the sleepers. We offer high quality Rail Fasteners which include Track Bolts. Besides the standard range for track bolts, we also supply these bolts as per customer specification. We have been supplying track bolts in bulk quantities in highly competitive market.

We are offering our valuable customers a huge gamut of railway track fasteners that are equipped with advanced and upgraded technologies and assembled with quality components. These fasteners are applicable in railway tracks. All the products offered by us are highly demanded by the customers for our timely and reliable services. Range of these railway track fasteners can be availed with screw spikes, switch bolts, fang bolts and nuts.

Specifications for reference:


carbon steel
Tensile strength≥400Mpa≥500Mpa≥800Mpa≥1000Mpa
Yield strength≥240Mpa≥300Mpa≥640Mpa≥900Mpa
Cold bending90 degree without crack

Surface treatment:

We have many kinds of surface treatment including plain(oiled), plaint(any color), wax, bitumenizing, DHG, cold galvanizing, oxide black.

Product photos:

We produce the fish plate per AS1085.4-1999 , nominal thread diameter is M20/M22/M24 , thread of the fish bolts are finished square .a nominal 45 degree chamfer is to be provided to a depth slightly exceeding the depth of the thread , nut shall be in accordance with AS/NZS 1252 .

Chemical composition and mechanical properties are below :









Tensile strength

Yield strength





As a leading manufacturer of rail fastening in China , ZHONGYUE also can produce many other railway fasteners , such as track spike . Sleeper screw . rail anchor .rail joint bar . tie plate .rail clips ,elastic rail clip .SKL tension clamp .rail shoulder and so on .

Sticking to the “quality first” policy, ZHONGYUE pays great attention to quality control management. We have granted ISO9001-2000 certificates and have got the production license of China’s Railway Ministry on railway products. We have a full set of inspection instruments which makes sure all the products produced by us should be of high quality and up to customers’ requirements.

Product Tags:

railroad bolts


hexagon head bolt

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Grade 10.9 Black Surface 45# steel Hexagon Head Bolt For Railroad Images

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