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| Customization: | Available |
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| Material: | Carbon Steel |
| Type: | Round Head |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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| Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
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Our EN 15048 structural bolting assemblies are specifically designed for non-preloaded metal structures. As a crucial component for CE-marked steel constructions, each set (bolt + nut) is tested as an assembly to ensure consistent mechanical performance.
Sinofastener (FAST®) provides full documentation and testing evidence required for European infrastructure projects.
| Item | Specification Details |
| Standard | EN 15048 ASTM A193,A307,A325,A490 |
| Product Type | Structural Bolting Assemblies (SB) |
| Brand | FAST® |
| Property Class | Grade 8.8 / Grade 10.9 (High Tensile) |
| Size Range | M12 to M36 (Standard Lengths: 30mm - 300mm) |
| Thread Type | Metric Coarse Thread (6g / 6H fit) |
| Assembly | Consists of 1 Hex Bolt + 1 Hex Nut (Washers optional) |
| web | sinofastener.en.made-in-china.com |
Q1. What are your main products?
China fastener manufacturer, bolts, screws, threaded rods, nuts, washers, anchors, rivets, stamping parts, machined parts, sinofastener, zlfastener, hardware, bolt and nut, carbon steel, stainless steel.
Q2. How do you ensure quality in every process?
QC inspection every production step, strict quality control, MTC, mill certificate, ISO idea, sinofastener factory inspection, China fastener manufacturer quality assurance.
Q3. What is your delivery time for fasteners?
30-45 days delivery time, flexible according to order quantity, China bolts nuts screws lead time, OEM/ODM fastener delivery, Ningbo port shipment.
Q4. What are your payment terms?
30% T/T in advance, 70% balance against B/L copy, small order under 1000 USD 100% in advance, reduce bank charges, safe payment, trade assurance, fastener order payment.
Q5. Can you provide samples of bolts and nuts?
Free samples for standard fasteners, new customer pay express cost, China bolt nut sample, sinofastener sample policy.
Q6. Are you a manufacturer or trading company?
Sinofastener is a fastener manufacturer in Ningbo China, many years experience in bolts, nuts, threaded rods, washers, OEM/ODM factory, china supplies, zlfastener, hardware producer.
Q7. Do you provide OEM/ODM service for fasteners?
Yes, OEM/ODM accepted, custom screws, custom bolts, special nuts, carbon steel and stainless steel fasteners, drawing and sample production, China OEM fastener supplier.
Q8. How is your price for screws, bolts and nuts?
High quality fasteners with reasonable price, factory direct price, competitive China supplier, quick quotation after inquiry, sinofastener best cost performance.
Q9. How do you control your fastener quality?
QC inspect every production link for each batch, full process control from raw material to packing, provide MTC and mill certificate, stable quality, reliable China fastener manufacturer.
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