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Auto Parts ASTM A513 Welded Steel Tubes with DOM production ASTM A513 Electric-Resistance-Welded Carbon and Alloy Steel Mechanical Tubing Applications: for Machinery, Mechanical Engineering 1. Standard: ASTM A513 cold rolling welded precision steel tubes 2. Steel Grade: SAE1010, SAE1020, other materials upon agreement with customers. 3. Production method: Cold rolling on the weled steel tubes, to reach high accuracy on the OD and WT tolerance 4. Size range: O.D.:6-350mm W.T.

Product Description ASTM A179 A106 Galvanized Steel Square Tube GI Hollow Section Pipe for Construction Outer Diameter : 1/2"-8" (21.3mm-219.1mm) Wall thickness : 1.8mm-8.0mm Length : 1m-16m Steel material : S195GT; S235GT; S355JOH; Q195; Q235; Q345 Standard : EN39; EN10219; EN10255; ASTM A53; BS1387:1985 Surface treatment : Hot-dipped galvanized Painting/Oiled Section shape : Round and Square Delivery 1) container 2) bulk carrier Terms of Payment L/C, T/T, D/P, O/A

Carbon Steel Pipe: Cold Draw Carbon Alloy Welded Steel Pipe ASTM A530 For Auto Refrigeration Material and Specification The carbon steel pipe used for auto refrigeration applications is a cold-drawn carbon alloy welded steel pipe that complies with the ASTM A530 standard. The ASTM A530 specification outlines the requirements for seamless and welded carbon steel pipes for general purposes. Chemical Composition The chemical composition of the carbon steel pipe is essential to

GB/T 33156 Cold Draw Welded Steel Tube Carbon Steel Tube For Gas Spring Subtitle: Material Material Description Steel Type Carbon Steel Production Method Cold Drawn Welding Subtitle: Specification Specification Description GB/T Standard GB/T 33156 Tube Type Cold Drawn Welded Steel Tube Application Gas Springs Outer Diameter As per the standard specifications Wall Thickness As per the standard specifications Length As per customer requirements Subtitle: Key Features High

TORICH GB/T 33156 Cold Draw Carbon Steel Tube for Shock Absorber Assembly Parts Products Description Quick Detail: Product name TORICH GB/T 33156 Cold Draw Carbon Steel Tube for Shock Absorber Assembly Parts Steel Grade E155, E195, E235, E275, E355 Size Range OD range:15-200mm WT range: 0.8-16mm Tolerance OD: (+/-0.06mm) WT: (+/-0.03mm) ID surface 0.4μm Straightness ≤0.5mm/1m Roundness ≤0.5mm Regular specifications 23.2X1.6, 42X3, 25.4X0.9, 15x1, 19x1.5, 20x1, 20x1.5 Delivery

GB/T24187 Cold Drawn Precision Welded Steel Coil Tubes for Condenser Spec: Material:C Si Mn P S Size Range:OD:3.18-18mm WT:0.5-1.2mm General Length:1-200m Tolerance: According to the following tables or customers’ request. Table 1 Outer diameter, wall thickness and theoretical weight OD/mm WT/mm 0.30 0.40 0.50 0.60 0.65 0.70 0.80 0.90 1.00 1.30 theoretical weight /(kg/m) 3.18 0.0213 0.0274 0.0330 4.00 0.0274 0.0355 0.0432 0.0503 4.76 0.0330 0.0430 0.0525 0.0616 0.0659 0.0701

GB/T 24187 Cold Drawn Precision Steel Tube Single Welded Polish Finish Stainless Steel Cooling Coil/Condenser Coil Pipe Seamless tube heat exchanger stainless steel coil pipe Product Name GB/T 24187 Cold-drawn precision single welded steel tubes coil tube Material Carbon steel Technique Cold Drawn Size O.D 3.18-18mm ; W.T: 0.3-1.3mm Standard GB/T 24187 Grade Q235 Q195 Surface Pickling, annealing, polishing, bright. Test Content analyzing; Metallographic test; Mechanical

HC420 HC340 19.1X1.2 Cold Drawn Welded Steel Tube for Automotive Industry Specifications Standard: ASTM A135 Standard Specification for Electric-Resistance-Welded Steel Pipe Material:HC420 HC340 Application: 1. Low and middle pressure fluid transportation pipeline 2. Casing Tube 3. Boiler Pipe 4. Petroleum and natural gas industry 5. Chemistry industry 6. Electric industry Surface Treatment: 1.Bared 2.Black Painted (varnish coating) 3.Galvanized 4.Oiled 5.PE,3PE, FBE,

ASTM A53 Hot Dipped Seamless Welded Galvanized Black Steel Tubes Product Description Applications: construction / building materials, structure steel pipe, low pressure liquid/ water/ gas/ oil pipe, scaffolding pipe, fire sprinkler steel pipe Size Range: O.D.: 5 - 420 mm W.T.: 0.5 - 50 mm L: Max 12000 mm Steel Grade/Steel Chemical Composition: Composition, max, % C Mn P S Cu Ni Cr Mo Va S Grade A 0.25 0.95 0.05 0.045 0.40 0.40 0.40 0.15 0.08 Grade B 0.30 1.20 0.05 0.045 0.40