Factory For Round Button Head Guardrail bolts to Cologne Factory

Round Button Head Guardrail bolts Dimension: According to customer’s drawing Metric Szie: M6-M36 with various lengths Inch Size: 1/4”-1.1/2” with various lengths Material Grade: ISO 898-1 4.8, 8.8, 10.9; ASTM A307 A; SAE J429 2, 5, 8 Finish: Plain, Black Oxide, Zinc Plated, Hot Dipped Galvanized and so on Packing: Bulk about 25 kgs each carton, 36 cartons each pallet Advantage: High Quality and Strict Quality Control, Competitive Price,Timely Delivery; Technical Support, Supply Test Reports Please feel free to contact us for more details.

  • Factory For Round Button Head Guardrail bolts to Cologne Factory Related Video:



    Basic principle and practical procedure of the tensile test on ductile metallic materials
    – Testing machine (Inspekt 200 kN, Hegewald & Peschke Meß- und Prüftechnik GmbH), specimen, extensometer
    – Material with yield point phenomenon
    – Elastic and plastic behaviour, uniform elongation, necking, fracture
    – Yield strength, tensile strength, percentage elongation at fracture
    – Material without yield point phenomenon
    – Plastic behaviour, proof strength
    Responsible for this video: Prof. Dr.-Ing. Rainer Schwab, Hochschule Karlsruhe (Karlsruhe University of Applied Sciences), Germany