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Featured Products
COLD ROLLED STEEL COIL
Chris Fang:
Mob / Whatsapp / Wechat :0086 139 6807 7915 kaihaotech6@163.com
HOT ROLLED STEEL COIL
Utilizing our excellent manufacturing equipment and honored technology, supported by our rich experience and never-ceasing endeavor of development, Kaihao technology manufactures a wide range of Hot-Rolled Steel Coils in accordance with Japanese Industrial Standards (JIS), the standards of other countries, and our own strict standards. Our Hot-Rolled Steel Coils are applied to a wide range of applications such as automobiles, electrical appliances, construction materials, containers, and steel pipes, and receive high acclaim from our customers for its excellent quality. We are committed to meet our customers’ requirements of quality as well as on-time delivery and offer technical consultations and services for applications of our steel products. We deeply appreciate your continued support and encouragement.
GALVANZIED STEEL COIL
Hangzhou kaihao technology co.,Ltd can supply galvanized steel in coil form with thickness up to 6.0mm.
The pre-galvanizing coating mass can reach 600g/㎡.
With sheets, post-galvanizing coating mass can reach 6000g/㎡.
Highest tensile strength can be over 1200 MPa.
30000 tons daily stock with nearly all grades, fast delivery.
Contact:
Chris Fang:
Mob / Whatsapp / Wechat :0086 139 6807 7915 kaihaotech6@163.com
ALUZINC STEEL COIL
| Categories | Galvalume Steel |
|---|---|
| Brand | Hzhou kaihao technology co.,Ltd. |
| Model | AZ-COIL |
| Coating | AZ (55% Al / 43.4% Zn / 1.6% Si) |
| Thickness | 0.14mm – 2.0mm |
| Width | 600mm – 1250mm |
| Coating Weight | AZ50 – AZ180 g/m² |
| Standard | ASTM A792, EN 10346, JIS G3321 |
| MOQ | 25 tons (trial order accepted) |
PREPAINTED STEEL COIL
| Categories | Prepainted Steel Coil |
|---|---|
| Brand | Hangzhou kaihao technology co.,ltd |
| Model | single Color PPGI PPGL |
| FACE BOOK | https://www.linkedin.com/in/cheng-cheng-8a838b170 |
| +86 139 6807 7915 | |
| kaihaotech6@163.com | |
| FOB port | Shanghai/Ningbo port |
| Terms of Payment | L/C, D/A, D/P, Western Union, MoneyGram, T/T, Paypal |
PREPAINTED AL-ZN-MG COATED STEEL COIL
| Categories | Prepainted Steel Coil |
|---|---|
| Brand | Hangzhou kaihao technology co.,ltd |
| Model | Prepainted AL-ZN-MG Coated Steel Coil |
| FACE BOOK | https://www.linkedin.com/in/cheng-cheng-8a838b170 |
| +86 139 6807 7915 | |
| kaihaotech6@163.com | |
| FOB port | Shanghai/Ningbo port |
| Terms of Payment | L/C, D/A, D/P, Western Union, MoneyGram, T/T, Paypal |
Environmental Friendly 5.2mm Thickness Roofing Waterproof Roofing Laminated Asphalt Shingles Roof Tiles Building Materials
Product Highlights
- 15-Year Warranty: Comprehensive 15-year warranty coverage for peace of mind.
- Customizable Options: Customized material, size, and multi-color choices available.
- High Wind Resistance: Withstands wind speeds up to 110mph for durability.
- Algae Resistance: Resistant to algae and moss for 10-15 years.
- Fire Resistance: Meets E(CE) and B(China) fire resistance standards.
- Manufacturer Direct: Direct from manufacturer with OEM service available.
Bugle Head Drywall Screw Twinfast Thread
Bugle Head Drywall Screw with Twinfast Double Thread. High-speed self-tapping fastener for gypsum board to wood/metal studs. Bugle head avoids drywall paper damage. Twinfast thread provides fast driving and strong pull-out resistance. Hardened carbon steel, black phosphate or zinc plated, full metric & inch sizes available for drywall partition and ceiling projects.
We can supply kinds of fasteners which are conformity with DIN,ANSI,ASTM,EN,ISO & GB Standards.
Bugle Head Drywall Screw Coarse thread
Coarse thread bugle head drywall screws are self-tapping fasteners for attaching gypsum board to wood studs. Featuring bugle head to prevent paper tearing and strong coarse threads for excellent pull resistance. Black phosphate finish, C1022 hardened steel, #2 Phillips drive. Widely used in drywall partition and ceiling installation.
Flat Head Chipboard Screw Coarse Thread
Coarse thread flat head chipboard screws are self-tapping fasteners for particle board, MDF and solid wood. Flat countersunk head enables flush installation. Deep coarse threads provide strong holding force. Zinc plated finish, hardened C1022 steel, #2 Phillips drive. Perfect for furniture and cabinet assembly.
Flat Head Self-Tapping Screw
Flat head self-tapping screws tap their own threads into sheet metal, plastic and thin castings. Phillips flat countersunk head provides flush finish. Hardened carbon steel or stainless steel options. Widely used in electrical, metalwork and general assembly.
Pan Head Self-Drilling Screw
Pan head self-drilling screws combine drilling, tapping and fastening in one step. No pre-drilling required for thin metal sheets. Rounded pan head provides large bearing surface. Carbon steel or stainless steel options. Ideal for light steel framing, roofing and metal cabinet assembly.



