Abstract
The selection of the ideal bending testing machine depends on your test material specifications, bending requirements, compliance standards, and long-term operational stability. This 2026 buyer’s guide focuses on the HST-BT400A digital display forward and reverse Bending Testing Machine, analyzing its structure, technical parameters, standard configuration, applicable standards and global service support to help metal processing factories, construction enterprises and quality inspection institutions choose a high-value metal bending test solution.
Key Takeaways
· The bending testing machine is matched according to the material diameter, bending angle demand and test standards.
· HST-BT400A adopts hydraulic drive, with 400kN maximum thrust and stable and reliable loading performance.
· It fully meets GB/T 232-2010 and other domestic mainstream metal material bending test standards.
· The support roller distance is adjustable and self-locking, and the bending angle can be set freely within 0-180°.
· Complete standard configuration and rich indenter specifications meet the bending test of multiple specifications of steel bars.
· Hydraulic system with low failure rate and simple operation, effectively improving test efficiency.
Understanding Bending Testing Machine Ecosystem
The metal bending testing machine is mainly composed of test host, hydraulic power source, bending indenter and reverse bending device. HST-BT400A is an integrated high-performance bending test equipment, which combines high-strength host structure, stable hydraulic system, standard matching indenter and reverse bending device to ensure accurate, efficient and repeatable bending test results.
HST-BT400A: High-Value Champion in 400kN Bending Testing Machines
In the quality control of metal materials such as steel bars and plates, a stable and easy-to-operate bending testing machine is the key to ensure product qualification. Developed and produced by HST GROUP, a global leading provider of material testing solutions with more than 20 years of industry experience, HST-BT400A sets a new standard for medium-tonnage metal forward and reverse bending testing.
Application & Materials
· Metal materials: steel bars, plates, profiles, round bars
· Construction materials: hot-rolled ribbed steel bars, hot-rolled round bars
· Test items: forward bending test, reverse bending test
· Applicable scenarios: production quality inspection, project acceptance, third-party testing
Fully compliant with domestic mainstream test standards:
· GB/T 232-2010 Bending Test Method for Metallic Materials
· GB 1499.1-2008 Steel for Reinforced Concrete Part 1: Hot Rolled Round Bar
· GB 1499.2-2018 Steel for Reinforced Concrete Part 2: Hot Rolled Ribbed Steel Bar
Mechanical Structure & Stability Advantage
· Hydraulic power source drive, two-way hydraulic cylinder loading
· Support roller distance adjusted by handwheel and with self-locking function
· High-strength host structure, stable operation without deformation
· Reverse bending device equipped to meet reverse bending test requirements
· Compact layout, small floor space, suitable for factory and laboratory use
High-Precision Technical Specifications
|
Parameter |
Value |
|
Maximum thrust |
400kN |
|
Working stroke |
300mm |
|
Maximum working pressure |
25Mpa |
|
Bending angle range |
0-180° (angle can be set) |
|
Applicable sample diameter |
Φ6-Φ40mm (400/400E); Φ6-Φ32mm (500/500E/600) |
|
Maximum distance between support rollers |
320mm |
|
Cylinder loading speed |
about 120mm/min |
|
Host dimensions |
1350mm × 550mm × 2000mm |
|
Machine power |
1.1kW, 380V |
|
Host weight |
about 1200kg |
Complete Standard Configuration
1. Test host: 1 set
2. Bending indenters: 14 pieces (including 1 piece with 20° reverse bending), specifications: φ30, φ40, φ50, φ60, φ70, φ80, φ90, φ100, φ110, φ125, φ168, φ192, φ216mm
3. Indenter seats: 3 sets (divided into φ30-φ50, φ60-φ110, φ125-φ216)
4. Reverse bending device: 1 set
Beyond the Product: Critical Buying Factors (2026)
After-Sales Support
· One-year whole machine warranty
· Professional online remote guidance for installation, operation and maintenance
· Independent factory design and production, reliable quality
Total Cost of Ownership
· Low maintenance cost and long service life
· Standard configuration is complete, reducing later procurement cost
· Hydraulic system with low energy consumption and stable operation
Model Matching & Application Expansion
HST-BT400A is positioned as a medium-tonnage forward and reverse bending testing machine, which is suitable for most metal material bending test scenarios. For materials with larger diameters or special bending requirements, customized indenters can be selected to meet diversified test needs.
Making a Decision That Lasts
HST-BT400A digital display forward and reverse bending testing machine is not only a test equipment, but also a long-term partner for your material quality control. It balances performance, stability, configuration and cost, and is the best choice for metal material bending test in 2026.
Whether it is daily production inspection, project acceptance or laboratory material testing, HST-BT400A can provide professional, stable and efficient bending test solutions.
Frequently Asked Questions (FAQ)
1. Why choose HST-BT400A bending testing machine?
It has 400kN large thrust, 0-180° adjustable bending angle, complete standard indenter configuration, fully meets national standards, and is suitable for bending test of various steel bars and metal materials.
2. What materials can HST-BT400A test?
It is mainly used for bending test of metal materials such as bars, plates and construction steel bars, including hot-rolled round bars and hot-rolled ribbed steel bars.
3. What is the warranty period?
The whole machine has a 12-month warranty.
4. Do you provide installation and training services?
Yes. We provide remote video installation guidance and online operation training to help you get started quickly.
5. Can it meet the national standard test requirements?
Yes. It fully complies with GB/T 232-2010, GB 1499.1-2008, GB 1499.2-2018 and other national standards, and can be used for formal testing and acceptance.
HST GROUP – Focus On Material Test. For more details, please contact us via WhatsApp: +86 15910081986.
