AS/NZS1252 Hot Galvanized High Strength Structural Bolts Class 8.8 & 10.9 for Bailey Bridges M16-M30
Price:
1000USD ~ 2000USD Per ton
MOQ:
negotiation
Delivery Time:
negotiation
Brand:
EVERCROSS
Product Description
High-strength structural bolts are essential fasteners designed for demanding steel construction applications including bridges, buildings, and industrial facilities. These bolts provide reliable connections that ensure structural stability and integrity under heavy loads.
Class 8.8 High Strength Bolt Specifications
| S.Q | Bolt Specification | Performance Class | Pre-tension (KN) | Torque Coefficient | Initial Torque (N*m) | Final Torque (N*m) |
|---|---|---|---|---|---|---|
| 1 | M16 | 8.8s | 75 | 0.11~0.15 | 78 | 132~180 |
| 2 | M20 | 8.8s | 120 | 0.11~0.15 | 156 | 264~360 |
| 3 | M22 | 8.8s | 150 | 0.11~0.15 | 215 | 363~495 |
| 4 | M24 | 8.8s | 170 | 0.11~0.15 | 265 | 448.8~612 |
| 5 | M27 | 8.8s | 225 | 0.11~0.15 | 395 | 668.3~911.3 |
| 6 | M30 | 8.8s | 275 | 0.11~0.15 | 536 | 907.5~1237.5 |
High-strength bolt connections offer significant advantages including simple construction, excellent mechanical performance, disassembly capability, fatigue resistance, and resistance to loosening under dynamic loads.
Class 10.9 High Strength Bolt Specifications
| S.Q | Bolt Specification | Performance Class | Pre-tension (KN) | Torque Coefficient | Initial Torque (N*m) | Final Torque (N*m) |
|---|---|---|---|---|---|---|
| 1 | M16 | 10.9s | 110 | 0.11~0.15 | 114 | 193.6~264 |
| 2 | M20 | 10.9s | 170 | 0.11~0.15 | 221 | 374~510 |
| 3 | M22 | 10.9s | 210 | 0.11~0.15 | 300 | 508.2~693 |
| 4 | M24 | 10.9s | 250 | 0.11~0.15 | 390 | 660~900 |
| 5 | M27 | 10.9s | 320 | 0.11~0.15 | 562 | 950.4~1296 |
| 6 | M30 | 10.9s | 390 | 0.11~0.15 | 761 | 1287~1755 |
Key Applications
Transmission Towers and Utility Structures
High-strength bolts are essential for transmission towers, telecommunication towers, and utility structures supporting power lines and critical infrastructure. Their corrosion resistance ensures structural integrity in various environmental conditions.
Heavy Equipment and Machinery
Used in assembly and connection of components for cranes, mining machinery, and construction vehicles, providing reliable connections crucial for safe operation of large-scale equipment.
Specialized Engineering Projects
Applications include offshore platforms, marine structures, and seismic retrofitting projects where high load capacity and dynamic stress resistance are required.
Evercross Steel Bridges 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 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
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
Welding Standards: AWS D1.1/AWS D1.5, AS/NZS 1554 or equivalent
Bolts Standard: ISO898, AS/NZS1252, BS3692 or equivalent
Galvanization Code: ISO1461, AS/NZS 4680, ASTM-A123, BS1706 or equivalent
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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