Good Quality Coach Bolt And Nut - Factory Manufacture Various Bolt Truck Parts Round Head Torsional Shear Bolts –
Good Quality Coach Bolt And Nut - Factory Manufacture Various Bolt Truck Parts Round Head Torsional Shear Bolts – Detail:
Factory Manufacture Various Bolt Truck Parts Round Head Torsional Shear Bolts
Place of Origin | Hebei, China |
Product name | Torsional shear bolts for steel structure |
Material | Grade 10.9 steel |
Size | Length 4CM/5CM/6CM/7CM/8CM/9CM/10CM Can be customized |
Characteristic | Used for bridges and highways |
Bolt marks and performance grades
(1) Logo. Hexagon bolts and screws (thread diameter ≥5mm). A convex or concave mark on the top of the head or a concave mark on the side of the head is required. Including performance grade, factory standard. Carbon steel: Strength grade marking code consists of two numbers separated by “·”. The numerical part before “·” in the marking code indicates the nominal tensile strength. For example, “4″ in grade 4.8 means 1/100 of the nominal tensile strength of 400N/MM2. The meaning of “·” and the digital part after the dot in the marking code indicates the yield ratio, that is, the ratio of the nominal yield point or the nominal yield strength to the nominal tensile strength. For example, the yield point of grade 4.8 products is 320 N/mm2. Stainless steel product strength grade mark is composed of two parts separated by “-”. The symbol before “-” indicates the material. For example, A2 and A4 indicate the strength after a -, for example, A2-70
(2) Grade. Carbon steel: Metric bolt mechanical performance grade can be divided into: 3.6, 4.6, 4.8, 5.6, 5.8, 6.8, 8.8, 9.8, 10.9, 12.9 a total of 10 performance grades. Stainless steel is divided into 60,70,80(austenite); 50,70,80,110(martensite); 45,60 (ferrite) class iii.
Product detail pictures:
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We take "customer-friendly, quality-oriented, integrative, innovative" as objectives. "Truth and honesty" is our management ideal for Good Quality Coach Bolt And Nut - Factory Manufacture Various Bolt Truck Parts Round Head Torsional Shear Bolts – , The product will supply to all over the world, such as: Sheffield, Honduras, United States, High output volume, top quality, timely delivery and your satisfaction are guaranteed. We welcome all inquiries and comments. If you are interested in any of our products or have an OEM order to fulfill, please feel free to contact us now. Working with us will save you money and time.
By Quyen Staten from Croatia - 2017.06.19 13:51
The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!
By Amber from Birmingham - 2018.09.19 18:37