Narrow-Flange I-Beam - Classic Profile for Light Building Frames

Narrow-Flange I-Beam - Classic Profile for Light Building Frames. Wide Range of Standards: Complies with GB, JIS, KS, and all international market standards. Multiple Material Grades: Available in Q235B, Q345b, SS400, A36, and St37 grades. Extensive Size Options: Nominal sizes from 100x100mm to 912x302mm with lengths up to 16m. Versatile Applications: Ideal for industrial buildings, bridges, shipbuilding, and warehouse structures. Cost and Labor Efficiency: Reduces steel usage by 15%-20% and saves labor compared to hot rolled I-steel. Full Customization: Offers customization from samples, designs, and flexible minor adjustments. Strict Quality Inspection: 100% visual and function inspection for all finished products. CE and ISO Certified: Products meet CE and ISO certification requirements for global markets.