BS Pressed Swivel Coupler for Scaffolding Fittings
Scaffolding Coupler Types
1. BS1139/EN74 Standard Pressed scaffolding Coupler and Fittings
| Commodity | Specification mm | Normal Weight g | Customized | Raw Material | Surface treatment |
| Double/Fixed coupler | 48.3x48.3mm | 820g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Swivel coupler | 48.3x48.3mm | 1000g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Putlog coupler | 48.3mm | 580g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Board retaining coupler | 48.3mm | 570g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Sleeve coupler | 48.3x48.3mm | 1000g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Inner Joint Pin Coupler | 48.3x48.3 | 820g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Beam Coupler | 48.3mm | 1020g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Stair Tread Coupler | 48.3 | 1500g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Roofing Coupler | 48.3 | 1000g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Fencing Coupler | 430g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized | |
| Oyster Coupler | 1000g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized | |
| Toe End Clip | 360g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
2. BS1139/EN74 Standard Drop Forged scaffolding Couplers and Fittings
| Commodity | Specification mm | Normal Weight g | Customized | Raw Material | Surface treatment |
| Double/Fixed coupler | 48.3x48.3mm | 980g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Double/Fixed coupler | 48.3x60.5mm | 1260g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Swivel coupler | 48.3x48.3mm | 1130g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Swivel coupler | 48.3x60.5mm | 1380g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Putlog coupler | 48.3mm | 630g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Board retaining coupler | 48.3mm | 620g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Sleeve coupler | 48.3x48.3mm | 1000g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Inner Joint Pin Coupler | 48.3x48.3 | 1050g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Beam/Girder Fixed Coupler | 48.3mm | 1500g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Beam/Girder Swivel Coupler | 48.3mm | 1350g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
3. German Type Standard Drop Forged scaffolding Couplers and Fittings
| Commodity | Specification mm | Normal Weight g | Customized | Raw Material | Surface treatment |
| Double coupler | 48.3x48.3mm | 1250g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Swivel coupler | 48.3x48.3mm | 1450g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
4. American Type Standard Drop Forged scaffolding Couplers and Fittings
| Commodity | Specification mm | Normal Weight g | Customized | Raw Material | Surface treatment |
| Double coupler | 48.3x48.3mm | 1500g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
| Swivel coupler | 48.3x48.3mm | 1710g | yes | Q235/Q355 | eletro Galvanized/ hot dip Galvanized |
Advantages
1. OEM Precision Tooling & Material Consistency
All our pressed British scaffolding couplers are manufactured using tooling originally designed and validated by UK customers, ensuring identical geometry, steel grade, and wall thickness to the original specifications. This guarantees consistent fit, load-bearing performance, and interchangeability with existing scaffold systems in the field.
2. Dual-Certified Quality Compliance (EN74 & BS1139)
Our pressed couplers are rigorously tested to meet both EN74 and BS1139 standards, giving customers full confidence in structural safety. This dual-certification approach simplifies your procurement process, as one product line can serve multiple project requirements across different regional regulations.
3. Cost-Effective Manufacturing with Robust Process Control
Leveraging our strategic location in Tianjin—a major steel production and port hub—we achieve efficient raw material sourcing and logistics. Combined with strict in-house process management and cost optimization, we deliver high-performance pressed couplers at competitive prices, without compromising on safety or durability, making us a reliable partner for bulk orders and long-term cooperation.
Company Introduction
Based in Tianjin—China's premier steel and scaffolding production hub and a major port city—Tianjin Huayou Scaffolding Co., Ltd enjoys both material sourcing advantages and convenient global shipping access.
We are a dedicated manufacturer and supplier of diverse scaffolding solutions. Our pressed British couplers are certified to both EN74 and BS1139, with tooling developed strictly from UK-supplied samples to match original design, material grade, thickness, and accessory specifications.
Safety drives our production philosophy. Through rigorous process management and lean cost control, we deliver reliable, competitively priced couplers that meet the needs of price-sensitive markets.
Our portfolio covers double, swivel, sleeve, girder, joint pin, roof couplers, and more—customized orders are always welcome.
Our export footprint spans Southeast Asia, the Middle East, Europe, the Americas, and beyond.
Guided by "Quality First, Customer Foremost, Service Utmost," we are committed to fulfilling your project needs and building lasting, win-win partnerships.






