Q235 Steel Frame Structure for Workshop Custom Design

Product Description

Company Profile

  Shandong Bangman New Materials Co., Ltd. is located in Jinan City, Shandong Province, a key industrial hub in northern China. We are a comprehensive industrial and trading enterprise that integrates domestic sales, global trade, steel production, deep processing and customized service.
  We always adhere to the core principle of delivering high-standard steel products. Equipped with experienced technicians and a proficient international trade team, we can offer professional consultation, product matching and one-stop trading solutions for clients.
  Our production base owns valid national manufacturing qualifications and has successfully passed national 3C certification. Besides, we have acquired a complete set of authoritative domestic and international certifications, fully complying with mainstream industry standards.
  Thanks to stable product quality, competitive pricing and sincere service philosophy, we have built solid and long-term cooperative ties with vast customers covering domestic markets and overseas regions, winning consistent recognition and favorable reputation from all partners.

OUR CERTIFICATES

  Our commitment to quality is backed by a complete set of authoritative certifications, designed to give you full confidence in every cooperation.
  Supported by globally recognized credentials including ISO quality management system certification, ABS certification, and China Classification Society (CCS) factory approval certificates, we strictly adhere to international standards throughout the entire production and inspection process.
  These accreditations are not only proof of our technical strength and compliance, but also a promise to you: every batch of steel products we deliver meets the highest industry specifications, ensuring reliable performance and consistent quality for your projects worldwide.

OUR WORKSHOP & FACTORY

  Our manufacturing base is strategically located in Jinan, Shandong Province, covering an area of 35,000 square meters. Equipped with over 8 dedicated production lines, we maintain a robust production capacity to meet large-scale orders while ensuring timely delivery.
  Supported by 15+ experienced R&D engineers and 12+ certified QC inspectors, we implement strict quality control protocols at every stage—from raw material inspection to finished product testing. We offer flexible OEM, ODM and customized steel fabrication services, tailoring solutions to meet your specific engineering and project requirements.
  With an annual sales turnover ranging from US$15 Million to US$30 Million and an export ratio of 55%–65%, our products are widely distributed across Europe, North America, Southeast Asia, the Middle East, Africa, Oceania, South America, Central Asia & CIS, as well as the domestic Chinese market. This global footprint reflects our consistent product quality, competitive pricing and reliable service that have earned long-term trust from clients worldwide.

Item	Details
Factory Area (Sq. meters)	35,000 square meters
Location	Jinan City, Shandong Province, China
Production Lines	Over 8 dedicated production lines
R&D Team Size	More than 15 full-time engineers
Quality Control Staff	Over 12 certified QC inspectors
Service Mode	OEM, ODM & Customized Steel Fabrication
Annual Sales Turnover	US$15 Million – US$30 Million
Export Ratio	55% – 65%
Main Export Markets	• Europe • North America • Southeast Asia • Middle East • Africa • Oceania • South America • Domestic China • Central Asia & CIS

CUSTOMER VISIT & SERVICE

  We believe that trust is built on transparency, collaboration and reliable after-sales support. At Shandong Bangman New Materials, we warmly welcome customers from all over the world to visit our factory, inspect production processes, and discuss tailored solutions face-to-face.
  From on-site quality checks and production line tours to professional packaging and secure loading services, we take care of every detail to ensure your steel products arrive safely and intact. Our team works closely with you at every stage—from inquiry to delivery—to solve problems, optimize solutions, and support your projects with responsive, dedicated service.
  We are not just a supplier, but a reliable partner committed to your long-term success.

We believe that we will be your best partner in China

We understand that exceptional products demand equally
exceptional packaging

For the steel industry, customer care is not just quality control,on-timedelivery and offering good price, but also adding value through the serviceswe provide. We work with customers to continuously improve steel quality tohelp customers obtain more efficient and effective manufacturing processes.

Core Values
*Loyalty and Trustworthiness

*Quality Service First
*Innovation and Development for Win

Core Competitiveness
*Provide Products with Excellent
*Performance
*Improve After-sales Service System

Our packaging services are an important part of our commitment to "end-)to-end value enhancement." We are dedicated to minimizing your shippinglosses, warehousing costs, and production disruption risks through scientific,reliable, and innovative packaging solutions.

Professional Protective
*Stability and Security
*Rust Prevention and Protection
*Identification and Traceability

Customization and Packaging Optimization
*Tailored to Your Needs

*Cost Optimization

*Eco-Friendly

FAQ

Q1: What is MOQ?
A: 1 set (one complete building).  Sample orders welcome.

Q2: Do you provide design service?
A: Yes, free preliminary design with Tekla/AutoCAD.  Detailed shop drawings upon order.

Q3: What is the warranty?
A: 50 years for main steel structure;  10-20 years for surface coating.

Q4: What is production lead time?
A: 25-45 days depending on quantity and customization.

Q5: What payment terms?
A: T/T (30% deposit, 70% before shipment) or L/C at sight.

Q6: Can you customize color?
A: Yes, any RAL color code.

Q7: Do you have third-party inspection?
A: Yes, SGS/BV inspection available upon request.

The above was updated on July 21, 2026

Product Description

Product Description:

Our prefabricated high-rise steel frame commercial building is a pre-engineered structure designed for cost-effectiveness and rapid installation. Made from high-strength carbon structural steel, it features hot-rolled and cold-forming sectional steel components with AISI standards. The frame structure ensures excellent wind and seismic resistance, suitable for commercial complexes, office buildings, warehouses, and multi-storey facilities.

The application scope of our products:

We focus on designing and manufacturing a wide range of customizable steel structure buildings to meet diverse civil and commercial needs. Our product portfolio includes:

Industrial facilities: factories, workshops, and warehouses

Agricultural solutions: farm storage buildings and greenhouse structures

All our buildings can be fully tailored to your specific project requirements.

Key advantages:

1.Faster Construction & Lower Cost

Our modular steel structure system enables construction to be completed 30% faster than traditional concrete or brick-and-mortar methods, cutting overall project costs by 15-20% without compromising quality.

2.Long-Term Structural Reliability

Backed by a 50-year structural warranty, our products are engineered to meet strict international standards, ensuring stable, safe performance throughout their service life.

3.Full Customization Support: We offer comprehensive customization services

Size: Tailored to your exact project dimensions
Color: Available in any shade from the RAL color chart
Surface Treatment: Hot-dip galvanizing or anti-corrosion painting, for enhanced durability in harsh environments.

We Can Offer you:

Packing & Delivery

Customized packaging

Superior Protection for Long-Distance Transit

We prioritize the safety of your investment with industry-leading packaging standards. All our steel structures are firmly secured in standard shipping containers and heavy-duty pallets. The packaging is designed to withstand rigorous global logistics, providing superior protection to both the painted and galvanized surfaces. Rest assured, your steel components will arrive in pristine condition, preserving their original quality and finish without any damage or degradation during transportation.
 
Engineered for Effortless Installation

Our prefabricated steel components are manufactured to exact tolerances, ensuring perfect compatibility on-site. Every part is systematically marked and organized according to your project drawings, with clear sequencing and clear identification. This thoughtful preparation eliminates the need for on-site rework, significantly reducing installation time and labor costs. You can expect a smooth, efficient, and hassle-free assembly process that adheres to your project schedule.

Fast delivery time

With modern factories and dedicated production lines spanning over 100,000 square meters, we have the scale and capacity to meet your order demands efficiently. Supported by a 30,000-square-meter warehouse, we guarantee delivery within 30 days from order confirmation, keeping your project on schedule

Full Production Transparency & Visualization

·We believe in keeping you fully informed at every step of the production process. That's why we offer complete visibility into your order, from raw material inspection to final steel processing:

·We provide detailed photos and video updates for every key production stage, so you can track progress remotely.

·You can even join live video calls to tour the workshop and watch your project being manufactured in real time.

This level of transparency ensures you always know the status of your order, with no surprises.

Specification

Parameter	Value	Customizable
Steel Grade	Q345B / ASTM A36 / S355 / Q235B	√
Connection Type	Welded + Bolt Connection	√
Surface Treatment	Hot-dip Galvanized / Epoxy Coating	√
Frame Type	Steel Frame Structure	√
Standard	AISI / GB / ASTM	√
Span Width	Up to 30 meters	√
Floor Height	3m-6m per floor	√
Number of Floors	2-12 floors	√
Wind Load Resistance	Up to 200 km/h	√
Seismic Resistance	Magnitude 8	√
Production Capacity	6000 tons/year	-
Warranty	50 years (main structure)	-
Delivery Time	25-45 days	√