Discountable price EN 14399-3 and 7 Structural Bolt Set for Proloading to Costa Rica Factory
Short Description:
BS EN 14399-3 and 7 System HR Structural Bolt Set for Preloading DIN EN 14399-3 and 7 System HR Structural Bolt Set for Preloading Thread Size: M12-M36 with various length Grade: Bolt-10.9/8.8, Nut-10/8, Washer-300~370HV Finish: Black Oxide, Zinc Plating, Hot Dip Galvanized, Dacromet, 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 ...
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Discountable price EN 14399-3 and 7 Structural Bolt Set for Proloading to Costa Rica Factory Detail:
BS EN 14399-3 and 7 System HR Structural Bolt Set for Preloading
DIN EN 14399-3 and 7 System HR Structural Bolt Set for Preloading
Thread Size: M12-M36 with various length
Grade: Bolt-10.9/8.8, Nut-10/8, Washer-300~370HV
Finish: Black Oxide, Zinc Plating, Hot Dip Galvanized, Dacromet, 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.
Product detail pictures:


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Bolts & nuts in 8.8 and 4.6 grade are used extensively in railways all over the world, it is mainly used in rail coaches and railways tracks. Our company manufactures all kind of bolts used in railways in carbon steel, alloy steel and stainless steel.
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HELICOIL® thread inserts create high-strength fastenings in metal low-strength materials and have been well established on the market for about 60 years .
HELICOIL® Tangfree
No tang break and no tang removal. No tang is required for the installation of HELICOIL® Tangfree coil thread. Therefore the coil thread can installed on both sides without loss of quality.
HELICOIL® Tangfree: The up-to-date HELICOIL® coil thread insert technology.
HELICOIL® Tangfree is compatible to the HELICOIL® Plus system
This means:
- Identical HELICOIL® Plus holding threads
- No design modification
- No other taps necessary
Tangfree® is a registered trademark of the Böllhoff Company.






