Overview Quick Details Place of Origin: Tianjin, China Application: Structure Pipe Alloy Or Not: Non-Alloy Section Shape: Square Special Pipe: Thick Wall Pipe Thickness: 1 - 15 mm Standard: ASTM, bs, DIN, GB, JIS, ASTM A53-2007, ASTM A53M-2007, BS 1387, BS 1139, BS EN10219, DIN EN 10216-1-2004, DIN EN 10217-1-2005, DIN EN 10025, GB/T 9711.1-1997, GB/T 3091-2001, GB/T3901, JIS G3445-2006 Technique: ERW Surface Treatment: galvanized Grade: 10#-45#, 10#, 20#, 45#, 16mn, 16mn, A53-A369, A53(A,B), Q195-Q345, Q235, Q345, Q195, Q215, ST35-ST52, ST52, ST35, ST37.4, STB35-STB42, STB35 Product name: Carbon Square Tube Hollow Pipe 2 inch Various Sizes Galvanized Square Keyword: galvanized steel pipe square Material: Q195/Q215/Q235/Q345 Surface: Galvanized Coated Usage: Construction Structure Length: 1-12m Technical: Hot Rolled Shape: Square. Ends: Cutting; threaded; groove; beveled; hole etc. Packing: In bulk;in bundle with steel strips Outer Diameter: 20x20~400x400mm Certification: BSI; CE;ISO;BV;SGS Carbon Square Tube Hollow Pipe 2 inch Various Sizes Galvanized Square Steel TubingProduct Description Product nameLarge diameter China manufacturer erw 200x200 steel square pipes for liquid Size Thickness: Length 0.5-12m StandardASTM A500, BS1387,GB3091,ASTMA53, B36.10, BS EN1029, GB/T9711 etcMaterialQ195, Q235, Q345; ASTM A53 GrA,GrB; STKM11,ST37,ST52, 16Mn,etc.FabricationPlain ends, cutting, etc Surface Treatment1. PVC,black and color painting2. Transparent oil,anti-rust oil3. According to clients requirementPackageBundle;Bulk;Plastic bags ,etc OthersWe can do special orders as customer's requirement.We also can provide all kinds of steel hollow pipes.All the production process are made under the ISO9001:2008 strictly Elements Material Chemical Composition%Mechanical Property C%Mn%S%P%Si%Yield Point (Mpa)Tensile Strength(Mpa)Elongation (%) Q1950.06-0.120.25-0.50<0.050<0.045<0.30>195315-43032-33Q2150.09-0.150.25-0.55<0.05<0.045<0.30>215335-45026-31Q2350.12-0.200.30-0.70<0.045<0.045<0.30>235375-50024-26Q345<0.201.0-1.6<0.040<0.040<0.55>345470-63021-22 Related products Production process Company InformationTianjin Reliance Company , is specialized in manufacturing steel pipes. and many special service can be done for you. such as ends treatment, surface finished, with fittings, loading all kinds of sizes' goods in container together, and so on.galvanized steel pipe Our office is located in Nankai distric, Tianjin city, near Beijing, the capital of China, and with excellent location.It just takes 2 hours from beijing international airport to our company by high speed rail.and the goods can be delivered from our factory to Tianjin port for 2 hours. you can take 40 minutes from our office to Tianjin beihai international airport by subway. Export record:India,Pakistan,Tajikistan,Thailand,Myanmar,Australia,Canada,United States,United Kingdom,Kuwait,Mauritius,Morocco,Paraguay,Ghana,Fiji,Oman,Czech Republic,Kuwait,Korea and so on. galvanized stel pipePackaging & Shipping Our Services: 1. We will provide you with detailed technical data and drawing.2. Strict quality control and careful supervision to ensure the best crane for you.3. Strict process control to make sure the crane will be delivered on time.4. We will help handling shipment documents.5. Our senior engineers can provide installation guidance, commissioning and training services.6. Delivery with English user manual, parts manual, product certification and revelant certificates.7. 12 months warranty after installation and commissioning in additional to human damage factor.8. Technical advisory for any time and engineers available to service machinery overseas. galvanized steel pipeFAQ galvanized steel pipeQ: Are you factory or trading company?A:Yes, we are factory in Tianjin of china for many years. We can give you the factory price directly. Q:Could you provide the samples?A:Sure, but it is just for normal sizes, and the freight will be paid by you. Q:What is your MQO?A:1tons, it is better for bundles. Q:Do you have stockist goods?galvanized steel pipeA:Yes, but you must send me the sizes you need , let me check it for you. Contact us