GR50 High-Strength Structural Bolts Class 8.8 & 10.9 for Bailey Bridges M16-M30 Size Range
Price:
1000USD ~ 2000USD Per ton
MOQ:
negotiation
Delivery Time:
negotiation
Brand:
EVERCROSS
Product Description
High-Strength Structural Bolts for Bailey Bridges
Manufactured from high-strength steel materials, these structural bolts provide exceptional durability and reliability for demanding construction applications. The complete assembly includes screw, nut, and washer components engineered for superior performance.
Primary Applications
- Structural Steel Framing: Connection of steel beams, columns, and structural members in buildings, bridges, and industrial facilities
- Bridge Construction: Critical components for connecting steel elements in bridge superstructures and substructures
- Transmission Towers: Construction and maintenance of utility structures supporting power lines and critical infrastructure
- Heavy Equipment: Assembly and connection of components in cranes, mining machinery, and construction vehicles
Class 8.8 High-Strength Bolt Specifications
| Bolt Size | Performance Class | Pre-tension (KN) | Torque Range (N*m) |
|---|---|---|---|
| M16 | 8.8s | 75 | 132-180 |
| M20 | 8.8s | 120 | 264-360 |
| M22 | 8.8s | 150 | 363-495 |
| M24 | 8.8s | 170 | 448.8-612 |
| M27 | 8.8s | 225 | 668.3-911.3 |
| M30 | 8.8s | 275 | 907.5-1237.5 |
Class 10.9 High-Strength Bolt Specifications
| Bolt Size | Performance Class | Pre-tension (KN) | Torque Range (N*m) |
|---|---|---|---|
| M16 | 10.9s | 110 | 193.6-264 |
| M20 | 10.9s | 170 | 374-510 |
| M22 | 10.9s | 210 | 508.2-693 |
| M24 | 10.9s | 250 | 660-900 |
| M27 | 10.9s | 320 | 950.4-1296 |
| M30 | 10.9s | 390 | 1287-1755 |
Technical Features
These high-strength bolts transmit external forces through applied pretension and friction mechanisms, providing permanent structural connections with exceptional load-bearing capacity.
Evercross Steel Bridge Specifications
Bridge Types
Bailey bridge (Compact-200, Compact-100, LSB, PB100, China-321, BSB), Modular bridge (GWD, Delta, 450-type), Truss Bridge, Warren bridge, Arch bridge, Plate bridge, Beam bridge, Box girder bridge, Suspension bridge, Cable-stayed bridge, Floating bridge
Design Specifications
Design Spans: 10M to 300M Single span
Carriage Way: Single lane, Double lanes, Multilane, Walkway
Loading Capacity: AASHTO HL93, HS15-44, HS20-44, HS25-44, BS5400 HA+20HB, HA+30HB, AS5100 Truck-T44, IRC 70R Class A/B, NATO STANAG MLC80/MLC110, Truck-60T, Trailer-80/100Ton
Material Standards
Steel Grade: EN10025 S355JR S355J0/EN10219 S460J0/EN10113 S460N/BS4360 Grade 55C, AS/NZS3678/3679/1163/Grade 350, ASTM A572/A572M GR50/GR65, GB1591 GB355B/C/D/460C
Certifications: ISO9001, ISO14001, ISO45001, EN1090, CIDB, COC, PVOC, SONCAP
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
EVERCROSS BRIDGE TECHNOLOGY (SHANGHAI) CO.,LTD.
Location
ROOM 403,NO.2 BUILDING,NO.269 TONGXIE ROAD,CHANGNING DISTRICT,SHANGHAI,CHINA
Contact Person
Libby Chen