结构型材-圆管(间苯)
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Genius FRP
FRP structural shapes profile is made of glass fiber reinforced material, resin as adhesive, glass fiber cloth as a package reinforcement layer, through the thorough penetration, in the metal mold heating, molding, curing, drawing in the traction machine pulled A new type of composite material, with good physical properties, widely used in high strength, large span Situation.

Varieties | Size(mm) | Weight(kg/m) | Size(in) | Weight(lbs/in) |
Round tube | D*T | D*T | ||
| RT25 | 25*3.2 | 0.44 | 1" x 1/8" | 0.97 |
| RT26A | 26*3 | 0.42 | 1" x 1/8" | 0.93 |
| RT26B | 26*4.8 | 0.63 | 1" x 3/16" | 1.39 |
| RT32A | 32*3.2 | 0.55 | 5/4" x 1/8" | 1.21 |
| RT32B | 32*5 | 0.81 | 5/4" x 3/16" | 1.79 |
| RT32C | 32*6 | 0.96 | 5/4" x 1/4" | 2.12 |
| RT38A | 38*3.2 | 0.65 | 3/2" x 1/8" | 1.43 |
| RT38B | 38*4 | 0.81 |
3/2" x 3/16"
| 1.79 |
| RT38C | 38*5 | 1 | 3/2" x 3/16" | 2.2 |
| RT38D | 38*6.4 | 1.18 | 3/2" x 1/4" | 2.6 |
| RT41 | 41*4.5 | 0.98 | 13/8" x 3/16"
| 2.16 |
| RT42A | 42*3.2 | 0.7 | 13/8" x 1/8" | 1.54 |
| RT42B | 42*5 | 1.11 | 13/8" x 3/16" | 2.45 |
| RT42C | 42*6.4 | 1.45 | 13/8" x 1/4" | 3.2 |
| RT48 | 48*6.4 | 1.58 | 15/8" x 1/4" | 3.48 |
| RT50A | 50*3.2 | 0.84 | 2" x 1/8" | 1.85 |
| RT50B | 50*4 | 1.1 | 2" x 3/16" | 2.43 |
| RT50C | 50*5 | 1.34 | 2" x 3/16" | 2.95 |
| RT50D | 50*6.4 | 1.67 | 2" x 1/4" | 3.68 |
| RT50E | 50*3.5 | 0.96 | 2" x 1/8" | 2.12 |
| RT50.8A | 50.8*6.4 | 1.7 | 2" x 1/4" | 3.75 |
| RT50.8B | 50.8*3.2 | 0.86 | 2" x 1/8" | 1.9 |
| RT64A | 64*3.5 | 1.26 | 5/2" x 1/8" | 2.78 |
| RT64B | 64*6.4 | 2.38 | 5/2" x 1/4" | 5.25 |
| RT75 | 75*4.2 | 1.8 | 3" x 3/16" | 3.97 |
| RT76 | 76*6.4 | 2.64 | 3" x 1/4" | 5.82 |
| RT89A | 89*3.2 | 1.54 | 7/2" x 1/8"
| 3.4 |
| RT89B | 89*5 | 2.51 | 7/2" x 3/16"
| 5.35 |
| RT89C | 89*6.4 | 3.13 | 7/2" x 1/4" | 6.9 |
| RT99 | 99*5 | 2.81 | 4" x 3/16" | 6.19 |
| RT101 | 101*6.4 | 3.62 | 4" x 1/4" | 7.98 |
| RT114A | 114*3.2 | 2.12 | 9/2" x 1/8" | 4.67 |
| RT114B | 114*5 | 3.25 | 9/2" x 3/16"
| 7.17 |
| RT114C | 114*6.4 | 4.11 | 9/2" x 1/4" | 9.06 |
| RT114D | 114*9.5 | 5.93 | 9/2" x 3/8" | 13.07 |
| RT150A | 150*3.2 | 2.81 | 6" x 1/8" | 6.19 |
| RT150B | 150*5 | 4.35 | 6" x 3/16" | 9.59 |
| RT150C | 150*6.4 | 5.5 | 6" x 1/4"
| 12.1 |
| RT150D | 150*9.5 | 8 | 6" x 3/8" | 17.6 |
Markets

Architectural
Bridge & Highway
Chemical
Food & Beverage
Manufacturing
Metals & Mining
Microelectronics
Oil & Gsa
Pharmaceutical
Power
Pulp & Paper
Recreation
Telecommunications
Transportation
Water & Wastewater
The characteristics:
Corrosion Resistant
Low Maintenance
Fire Retardant
Low Install Cost
Heavy Metal Safe
Long Service Life
Electrically & Thermally Non Conductive
High Strength-to-Weight Ratio
Introduction of raw materials——Resin type
Code | Resin type | Flame retardant property | Recommended usage occasions |
VEFR-25 | Vinyl type | Oxygen index 28 or above | Acid, alkali and other corrosive harsh environment |
IFR-25 | Meta benzene | Oxygen index 28 or above | A VEFR type economy, and excellent, moderate acid alkali and solvent |
OFR-25 | Ortho type | Oxygen index 28 or above | General acid and alkali environment |
Application:
Genius© pultruded fiberglass structural shapes from Genius Composite Inc. are used in a wide range of applications and provide a unique combination of corrosion resistance, high strength, dimensional stability and light weight, along with thermal and electric non-conductivity. Durable Genius shapes provide years of low maintenance service in areas where steel, aluminum or wood components are traditionally specified. Today ,these shapes are often used in highly corrosive applications where stainless steel and other expensive components were once required.
Genius Shapes
Physical Properties | ASTM | Units | Value |
Barcoal | D-495 | --- | 45 |
24 Hour Water Absorption | D-570 | %max | 0.45 |
Density | D-792 | lbs./in.³ | 0.062-0.07 |
Coefficient of Thermal Expansion,LW | D-696 | 10^-6in./in./℃ | 8 |
Flammability Properties | ASTM | Units | Value |
Tunnel test* | E-84 | Flame Spread | 25 max |
Flammability* | D-635 | --- | Non-Burning |
Electrical Properties | ASTM | Units | Value |
Arc Resistance,LW | D-495 | seconds | 120 |
Dielectric Strength,LW | D-149 | kv./in. | 35 |
Dielectric Strength,PF | D-149 | volts/mil | 200 |
Dielectric Constant,PF | D-150 | @60hz | 5 |
LW=Lengthwise, CW=Crosswise,PF=Perpendicular to Laminate Face
*Pertains to ISOFR and VEFR only
应用场景
圆管型材常用于对强度与跨距有要求的承载与支撑结构,如平台护栏、爬梯、格栅支撑梁、电缆桥架支架及化工、沿海等腐蚀环境中的框架构件。间苯树脂体系适用于对耐腐蚀性有更高要求的工况,具体适配场景欢迎联系我们沟通。
选型指导
选型时请先确认外径与壁厚(D*T)是否满足连接件配合及承载需求,再结合跨距、支撑方式与使用环境评估截面尺寸;表中同时给出公制与英制规格,便于与现有设计图纸对应。若需在强度、刚度与重量之间取舍,欢迎提供工况条件由我们协助选型。
产品优势
拉挤圆管以玻璃纤维为增强材料、树脂为基体,经浸透、加热固化连续成型,具有轻质高强、耐腐蚀、非磁性、电绝缘及易于切割钻孔等特性,适合替代部分金属管材用于腐蚀或绝缘场合。间苯型树脂配方在耐水与耐化学介质方面表现更稳定。
询盘引导
如需了解圆管的详细规格、可供尺寸范围、表面处理方式及包装运输安排,欢迎联系我们获取详细规格与报价。请提供所需外径、壁厚、长度、数量及使用环境,我们将据此反馈对应方案。

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