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China Suppliers Factory Square Head Bolt Full Thread T Slot Bolt - Sizes 1/4 to 1 1/2, Carbon & Alloy Steel
Square Head Bolt Specifications
| Standard | ASME B 18.2.1 |
| Size | 1/4”-1 1/2” |
| Material | Carbon Steel, Alloy Steel, Stainless Steel, Brass |
| Grade | SAE J429 Gr.2, 5,8; A307 Gr. A |
| Finish | Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black Oxide, Nickel, Chrome, H.D.G |
| Packing | Bulk in cartons (25kg Max.) + wood Pallet or according to customer special demand |
| Application | Structural Steel; Metal Building; Oil & Gas; Tower & Pole; Wind Energy; Mechanical Machine; Automobile; Home Decorating |
| Test Equipment | Caliper, Go & No-go gauge, Tensile test machine, Hardness tester, Salt spraying tester, H.D.G thickness tester, 3D detector, Projector, Magnetic flaw detector |
| Supply Ability | 1000 tons per month |
| Minimum Order | 500kgs for each specification |
| Trade Term | FOB/CIF/CFR/CNF/EXW/DDU/DDP |
| Payment | T/T, L/C, D/A, D/P, etc. |
| Market | South & North America / Europe / East & Southeast Asia / Australia, etc. |
| Professional | More than 15 years experience in fasteners industry. Our Main market is North & South America and proficient in IFI standard. |
Our Advantages
One-stop shopping
High quality
Competitive price
Timely delivery
Technical support
Supply Material and Test Reports
Samples for free
With 2 years quality guarantee period
Our Range of Product
BOLTS
hex bolts, heavy hex bolts, hex flange bolts, carriage bolts, wheel bolts, stud bolts, square head bolts, T bolts, eye bolts, U bolts, hook bolts
NUTS
hex nuts, heavy hex nuts, hex flange nuts, nylon insert lock nuts, cap nuts, slotted nuts, rivet nut
WASHERS
flat washers, spring washers, lock washers
SCREWS
machine screws, self tapping screws, set screws, hex socket head cap screws, wood screws, self drilling screws
Frequently Asked Questions (FAQ)
1. What standards and sizes are available for your Square Head Bolts?
Our Square Head Bolts are manufactured according to the ASME B 18.2.1 standard, with sizes ranging from 1/4” to 1 1/2”.
2. What materials and grades do you offer for fasteners?
We supply fasteners in Carbon Steel, Alloy Steel, Stainless Steel, and Brass. Available grades include SAE J429 Gr.2, 5, 8, and A307 Gr. A.
3. What types of surface finishes can be provided?
We offer various finishes including Plain, Zinc Plated (Clear, Blue, Yellow, and Black), Black Oxide, Nickel, Chrome, and Hot Dip Galvanized (H.D.G).
4. What is your minimum order quantity and supply capacity?
Our minimum order quantity (MOQ) is 500kgs for each specification, and we have a monthly supply ability of 1000 tons.
5. What testing processes and quality guarantees do you offer?
We use advanced testing equipment such as calipers, Go & No-go gauges, tensile test machines, hardness testers, salt spraying testers, and 3D detectors. We provide full material and test reports, along with a 2-year quality guarantee period after shipment.
6. Do you support OEM/ODM and offer free samples?
Yes, we offer samples for free so you can check the quality before ordering. We also support multiple trade terms (FOB, CIF, CFR, EXW, DDP, etc.) to meet your needs.