CNI Laser manufactures compact diode-pumped solid-state (DPSS) single longitudinal mode lasers with narrow linewidth (<10-6 nm) and long coherent length (>100 m). The laser operates in single longitudinal mode and TEMOO mode with low amplitude noise and high stability.
CNI can offer single longitudinal mode laser in wavelengths (nm) of: 360 457 473 523.5 526.5 532 556 561 577 589 639 656 660 671 721 1047 1053 1064 1313 1319 1342
Another option of Narrow Linewidth Laser which includes DPSS laser and diode laser.The linewidth of diode laser is <0.03nm, and <0.003nm for DPSS laser.
Single Frequency Laser, Single Frequency Laser,High Power Single Frequency Laser,Single Longitudinal Mode Laser Changchun New Industries Optoelectronics Technology Co., Ltd. , https://www.cnioptics.com
**Steel Market Update - April 5, 2025**
Here is a detailed update on the steel market prices as of today. Prices have shown an upward trend in several categories, reflecting increased demand and supply chain dynamics.
**Rebar & High-line Steel:**
- **High-line φ6.5-12mm Q235 (Shougang):** Today's price ranges from 5460 to 5620 yuan/ton, up by 150 yuan from yesterday.
- **High-line φ6.5-12mm Q235 (Tang Steel):** Similar to Shougang, with a 150 yuan increase.
- **General Line φ6.5-12mm Q235 (Shougang):** Price at 5420-5430 yuan/ton, up by 120 yuan.
- **Rebar φ12-14mm HRB335 (Shougang):** Increased by 130 yuan, now priced between 5550-5560 yuan/ton.
- **Rebar φ16-25mm HRB335 (Shougang):** Up by 130 yuan, ranging from 5380-5390 yuan/ton.
**Third-Grade Thread Steel:**
- **φ12-14mm HRB400 (Shougang):** Today’s price is 5680-5690 yuan/ton, up by 120 yuan.
- **φ16-25mm HRB400 (Shougang):** Rises by 150-170 yuan, depending on the size.
**Cold Rolled Sheets:**
- **0.5*1000*2000 Q195 (Angang):** Price remains stable at 6800-6850 yuan/ton.
- **1.5*1000*2000 Q195 (Bengang):** No change, still at 6700-6750 yuan/ton.
**Hot Rolled Sheets:**
- **2.0*1250*C Q235 (TISCO):** Remains steady at 5750-5800 yuan/ton.
- **3.0*1250*C Q235 (Angang/TISCO):** Also unchanged, at 5550-5600 yuan/ton.
**Steel Plates:**
- **Plate 6mm Q235B (Steel):** Stable at 6750-6800 yuan/ton.
- **Plate 8mm Q235B (Steel):** Still at 6650-6700 yuan/ton.
- **Plate 10mm Q235B (Sky Steel):** No change, at 6200-6250 yuan/ton.
**Specialty Steel Products:**
- **Diamond Plate 3.0mm Q235 (TISCO):** Maintains at 5650-5700 yuan/ton.
- **Boiler Plate 6mm 20g (New Steel):** Remains at 6850 yuan/ton.
- **Container Plate 6mm 16MnR (Jinan Steel):** Dropped by 140 yuan, now at 7540 yuan/ton.
**Galvanized Sheets:**
- **1.0*1000*C JY150 (Wuhan Iron & Steel):** Price remains unchanged at 6470 yuan/ton.
- **0.5*1000*C SGCC (Hengtong):** Still at 6700 yuan/ton.
**Welded & Seamless Pipes:**
- **Welded Pipe 1 inch 3mm (Lida/Huaqi):** Increased by 100 yuan, now at 5420-5430 yuan/ton.
- **Seamless Pipe 108*4.5 20# (Ansteel):** No change, at 6650 yuan/ton.
**Galvanized Pipes:**
- **1-1.25 inch 3mm (Tianjin Lida):** Up by 50 yuan, now at 6730-6740 yuan/ton.
- **8 inch 5mm (Tianjin Lida):** Increased by 50 yuan, now at 6750-6760 yuan/ton.
Overall, the steel market shows a mixed trend, with some products experiencing significant increases while others remain stable. This reflects ongoing market adjustments due to fluctuating raw material costs and regional demand variations. Investors and traders should monitor these trends closely for better decision-making.