1.EN 14399-3 high strength preloading bolt for steel structure
| Product name |
heavy hex head bolts |
| Standard |
BS EN14399-3 |
| Grade |
grade 8.8 |
| size |
M12~M36 |
| Length |
40~500MM |
| Materials: |
Alloy steel---40Cr / 35VB 35CrMo/42CrMo B7 |
| Available finish |
Dacromet, black oxide, phosphating, electronic galvanized,ect. |
| Bolt Set |
set= 1 bolt + 1 Nut (14399-3 CLASS 8)+ 2 washers(BS-EN 14399-6) |
| Packing |
Carton and wooden pallet or wooden case; barrel+wooden pallet |
| Certification: |
FPC BC1, SGS,BV,ISO, factory testing report. |
2.Drawing and dimension
3.Class of bolt, nut and washer
| Components |
Bolt |
Nut |
Washer |
| Class |
10.9 |
10HR |
F436M |
| 8.8 |
8HR |
F436M |
4.Mechanical properties of Bolt:
| Mechanical Properties |
| Inspection Item |
Test Method |
Standard |
| Ultimate Tensile Strength (Mpa) |
ISO898-1 |
Min. 1040N/mm2 |
| Elongation (%) |
ISO898-1 |
12% |
| Proof Load (kN) |
ISO898-1 |
Min. 212Kn |
| Wedge Loading (kN) |
ISO898-1 |
Min293Kn |
| Hardness (HRC) |
ISO898-1 |
23-32 HRC |
| Impact Strength (J) |
EN ISO148-1 |
42J |
| Suitability Test (Rotation) (o) |
EN14399-2 |
90° |
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We require the quality control department to inspect every production link of each shipment. And we can provide you MTC and mill certificate when the goods is finished.
4.How about your delivery time?
General speaking, if the goods is in stock, we can delivery them with 2-5days, If the quantity is 1-2container, we can give you with 18-25days,if the quantity is more than 2 container and you are very urgent, we can let factory priority produce
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5.What is your packing?
Our packing is 20-25kg for one carton,36 or 48pcs cartons for one pallet. One pallets is about 900-960kg, We also can make customer's logo on the cartons. Or we customized cartons according to customers'
requirement.
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