Jiangsu Guoqiang Zinc Plating Industrial Co，Ltd.
Jiangsu Guoqiang Zinc Plating Industrial Co，Ltd. No.1 solar panel mounting structures supplier in China No.1 highway guardrail supplier in China The leading manufacturer for Noisy barrier / ring lock
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CE Thrie Waves W Beam Steel Highway Guardrail, Thire Beam With 80um Zinc Coating
GQ's highway guardrail business started in 2003, and since 2009, it's been on No. 1 position in China nearly 50% market share at home, and has been exported to wordwide area for more than 15 years. customized quliaty standards of different countries. won good reputation with good quality and reasonable prices.
| Normal Sizes | L:3200/3810/4000/4300/4320× W:306/310/312/380X Height : 80/82/83/85× Thickness :2.75/3/4mm. Available in different sizes. |
| Material | Q235,Q345 |
| Porfile | W-beam, Three-beam. |
| Surface Treatment | Hot dipped galvanized or plastic sprayed coating |
| Applicabele Standards | JT/T2811995(Corrugated Sheet Steel Beams For Expressway Guardrail - China), AASHTO M180(Corrugated Sheet Steel Beams For Highway Guardrail - USA), RAL RG620 (German) or any other International Standards. |
| Base Steel | Grade Q235B (equivalent to S235JR according to DIN EN 10025 and Gr. Daccording to ASTM A283M) or Q345 (S355JR / ASTM A529M 1994). |
| The Thickness of Galvanized (Double Sides): | 550g/m2 (40µ) or 1100 g/m2 (80µ) or 1200 g/m2 (85µ) or as per your request. |
| Features | Great corrosion resistant, high intensity, long and durable, with good impact resistance, low cost, long life, higher security,environmental protection, etc. |
| Relevant Parts Required for Guardrails: | Post, Spacer (C, U and Sigma types etc) and Fasteners, Bolts&Nuts,Terminal,Reflectors |
Product features:
| CROSS SECTION | 82*310mm | |
| EFFECTIVE LENGTH | 4000mm | |
| THCIKNESS | 2.5/3.0mm | |
| BASEMETAL | Carbon steel | S235/355 |
| SURFACE TREATMENT | hot dip galvanized | or powder coating |
| ZINC COATING | ISO1461 | or ASTM A123 80µm |
| APPLICATION | mounted with different type of pole along side highway to protect traffic safety | |
GQ's highway guardrails made of carbon steel or low carbon steel which has good tensile strength and elogation
to assure when impact happened with vehicles, it has good flexibility to absorb energy to protect drivers.
GQ has good capacity of zinc coating, biggest zinc bath is 13meters long. totally 8 zinc bath. as well as powder coating processing.
besides, robot / manual welding, punching,lazer cutting also commonly used in customized product requirements.
| We also manufacture: |
| Solar panel mounting structures |
| Hot dip galvanizing processing |
| Noise barriers |
| Cold forming profiles |
| robot/manual welding profiles |
products already sold to around the worlds for more
than 10 years
High quality and good price !