steel color(钢色)

welding port 0.3 * width 1.2 * 45cm(焊口0.3*宽1.2mm*45cm) welding port 0.3 * width 1.2 * 50cm(焊口0.3*宽1.2mm*50cm) welding port 0.3 * width 1.2 * 60cm(焊口0.3*宽1.2mm*60cm) welding port 0.4 * width 1.6 * 45cm(焊口0.4*宽1.6mm*45cm) welding port 0.4 * width 1.6 * 50cm(焊口0.4*宽1.6mm*50cm) welding port 0.4 * width 1.6 * 60cm(焊口0.4*宽1.6mm*60cm) welding port 0.5 * width 2.0 * 45cm(焊口0.5*宽2.0mm*45cm) welding port 0.5 * width 2.0 * 50cm(焊口0.5*宽2.0mm*50cm) welding port 0.5 * width 2.0 * 60cm(焊口0.5*宽2.0mm*60cm) welding port 0.6 * width 2.3 * 45cm(焊口0.6*宽2.3mm*45cm) welding port 0.6 * width 2.3 * 50cm(焊口0.6*宽2.3mm*50cm) welding port 0.6 * width 2.3 * 60cm(焊口0.6*宽2.3mm*60cm) welding port 0.8 * width 3.0 * 45cm(焊口0.8*宽3.0mm*45cm) welding port 0.8 * width 3.0 * 50cm(焊口0.8*宽3.0mm*50cm) welding port 0.8 * width 3.0 * 60cm(焊口0.8*宽3.0mm*60cm) opening 0.8 * width 3.0 * 45cm(开口0.8*宽3.0mm*45cm) opening 0.8 * width 3.0 * 50cm(开口0.8*宽3.0mm*50cm) opening 0.8 * width 3.0 * 60cm(开口0.8*宽3.0mm*60cm) opening 1.0 * width 4.0 * 45cm(开口1.0*宽4.0mm*45cm) opening 1.0 * width 4.0 * 50cm(开口1.0*宽4.0mm*50cm) opening 1.0 * width 4.0 * 60cm(开口1.0*宽4.0mm*60cm) opening 1.2 * width 4.5 * 45cm(开口1.2*宽4.5mm*45cm) opening 1.2 * width 4.5 * 50cm(开口1.2*宽4.5mm*50cm) opening 1.2 * width 4.5 * 60cm(开口1.2*宽4.5mm*60cm) opening 1.4 * width 5mm * 45cm(开口1.4*宽5mm*45cm) opening 1.4 * width 5mm * 50cm(开口1.4*宽5mm*50cm) opening 1.4 * width 5mm * 60cm(开口1.4*宽5mm*60cm)