SERVICE CONCEPT
奎鑫钢铁自有研发工厂，精良的团队生产线
15年专注生产加工方管矩管，工厂规模实力雄厚
奎鑫钢铁是国内精良方管矩管生产厂家之一，服务网点遍布全国
采用新型辊轧成型工艺
精度高，无扭曲，产量可调，规格尺寸任意调节
RESEARCH DEVELOPMENT ABILITY STRONG
奎鑫钢铁拥有专门的技术中心，研发能力强
拥有科研技术人员30余人，荣获国家发明专隶和实用新型专隶数项
新购三条国际领头的生产机组
保证方管矩管的各种机械性能和物理性能
对于非标定制钢管的生产尤为擅长，产品从设计到生产均有从业多年的精英工程师严格把关，确保到达客户现场后正常运转
SELECT SOURCE MATERIAL
精选源料，源头把控每一个品质环节，确保高品质
公司通过IS0质量管理体系认证，国内先进生产工艺，产品批次稳定性高
采用全自动化机组，全程电脑监控，无需人工牵拉硬拽
一次成型、调直一体。 每一个工件经过严格的筛选，确保客户现场组装环节零误差
SERVICE CONCEPT
优良的服务体系，让您合作真正无忧
售前服务：客服团队，一对一管家式订单生产跟进，7*24小时快速应答，让你省心
售中服务：长期为合作客户提供售后咨询，精英物流团队，保证供货及时到达
售后服务：产品支持现场验收，产品质量问题，无条件退换货。定期效果回访，让你安心
全国服务热线：400-1314-888 奎鑫钢首为您守候
Email : vince@kxsteel.com.cn
WhatsApp : +86 15105629810
Square Tubes
Kuixin Steel stocks a full range of square/rectangular tubes for construction and machinery. Fully GB‑compliant, high forming accuracy and compressive strength. Warehouses across 11 cities support fast nationwide delivery for urgent orders.
Square Tubes
Kuixin Steel stocks a full range of square/rectangular tubes for construction and machinery. Fully GB‑compliant, high forming accuracy and compressive strength. Warehouses across 11 cities support fast nationwide delivery for urgent orders.
Galvanized Tubes
The uniform zinc coating ensures superior corrosion and weather resistance. Sourced from leading domestic mills, our tubes feature smooth cut edges with no missing plating, significantly reducing long‑term maintenance costs.
Galvanized Tubes
The uniform zinc coating ensures superior corrosion and weather resistance. Sourced from leading domestic mills, our tubes feature smooth cut edges with no missing plating, significantly reducing long‑term maintenance costs.
Black Steel Tubes
featuring uniform wall thickness, smooth surfaces, and excellent weldability. Widely used in construction, scaffolding, mechanical parts, and general fabrication. With strong inventory and efficient logistics, we ensure competitive pricing and timely supply.
Black Steel Tubes
featuring uniform wall thickness, smooth surfaces, and excellent weldability. Widely used in construction, scaffolding, mechanical parts, and general fabrication. With strong inventory and efficient logistics, we ensure competitive pricing and timely supply.
Other Steel Sections
including angle steel, channel steel, H-beams, I-beams, and other structural sections, are available in various sizes, grades, and specifications. Widely used in construction, steel structures, machinery, infrastructure, and industrial projects. Custom specifications, bulk supply, fast delivery, and competitive pricing.
Other Steel Sections
including angle steel, channel steel, H-beams, I-beams, and other structural sections, are available in various sizes, grades, and specifications. Widely used in construction, steel structures, machinery, infrastructure, and industrial projects. Custom specifications, bulk supply, fast delivery, and competitive pricing.
20 years, 20 cities
ensuring every project has the quality of steel
Square & Rectangular Steel Tubes, Galvanized Steel Pipes and Customized Steel Solutions from China
Since its founding, Kuixin Steel has been deeply engaged in the steel distribution industry, consistently upholding the philosophy of “serving customers and pursuing excellence.” We are not only one of China’s Top 50 Steel Sales Enterprises, but also a highly influential steel supply chain service provider in East China.
20
+
Years of Industry Experience
100000
+
Cooperative Clients
2000000
TON
Annual Sales Volume
Kuixin Steel – Our Advantages
120,000 m² Mega Spot Inventory Base
Unlike traditional traders, Kuixin Steel operates a coordinated warehousing network across 11 cities in East China, North China, and Northeast China, with a standing inventory covering over 120,000 m². We stock a full range of square/rectangular tubes, galvanized tubes, and more, supporting urgent dispatch for projects nationwide – keeping your construction on schedule.
State-Owned Enterprise Grade Supply Chain Benchmark
Square & Rectangular Steel Tubes, Galvanized Steel Pipes and Customized Steel Solutions from China
Application Fields
More than just trading – we understand engineering construction. Kuixin Steel, with its strict process standards from the source and million‑ton‑level inventory, precisely meets the demanding steel requirements of infrastructure, building construction, energy, and other sectors – ensuring every major project stays on schedule.
Major Infrastructure
Steel for high‑speed rail, subways, and bridges. Weather‑resistant, stable supply for long‑term
Major Infrastructure
Steel for high‑speed rail, subways, and bridges. Weather‑resistant, stable supply for long‑term
High‑Rise Construction
Rebar and structural steel for skyscrapers, complexes, and large venues. Strict quality control
High‑Rise Construction
Rebar and structural steel for skyscrapers, complexes, and large venues. Strict quality control
Energy & Power
Pipes and steel for oil/gas, wind towers, and substations. High pressure and corrosion resistant
Energy & Power
Pipes and steel for oil/gas, wind towers, and substations. High pressure and corrosion resistant
High‑End Equipment
Precision tubes, plates, and shaped steel for heavy machinery and machine tools. Strong, lightweight
High‑End Equipment
Precision tubes, plates, and shaped steel for heavy machinery and machine tools. Strong, lightweight
Transport Hubs
Steel for airports, ports, and highways. Durable solutions for large‑span and coastal structures
Transport Hubs
Steel for airports, ports, and highways. Durable solutions for large‑span and coastal structures
Water Resources
Pipes and steel for dams, farmland irrigation, and water treatment. Anti‑leak and anti‑aging
Water Resources
Pipes and steel for dams, farmland irrigation, and water treatment. Anti‑leak and anti‑aging
News
Reliable Steel Supply for Indonesia & Southeast Asia
+86 15105629810
Company Address
No. 8 Xingang Avenue, Qixia District, Nanjing, Jiangsu, China
vince@kxsteel.com.cn
点击右上角
分享给朋友吧
© 2026 Kuixin Steel. All Rights Reserved. IPv6 Compatible Technical Support: Muyun Network
