DIN2391 seamless steel tubes with black phosphated finish offer superior durability, corrosion resistance, and precision (H8-H10). Available in OD 6-120mm, thickness 0.5-15mm. Certified TS16949, DNV, PED. Custom sizes & fast delivery available.
DIN2391 E355 precision steel tubes with tight tolerances, smooth surface finish, and multiple certifications (TS16949, PED, ISO). Cold drawn for superior strength in hydraulic, fuel, and pneumatic applications.
Large Diameter Hollow Steel Tube ERW Steel Pipe Welded Precision E355 E235 Steel Pipe Description: Specification: End Shape Beveled end, plain end, vanished, or adding plastic caps to protect the two ends as per customer's requirements Surface Treatment Oiled, Galvanized, Phosphate etc Technique Cold drawn & cold rolled Application 1. Automotive and mechanical pipes 2. Petroleum cracking pipes 3. High Pressure Boiler Pipe 4. Low and middle pressure fluid transportation
Light Weight Heat Exchanger Tube , Gr9 Gr12 Precision Seamless Titanium Tube Description Titanium tubes are the ninth most abundant element in the earth’s crust and the seventh most abundant metal. Its low density, slightly over half that of steel, and its high strength combination is the reason for the metals growing preference in both military and commercial aircraft. The alloying of titanium tubing with elements such as aluminum and vanadium increase the strength of
Gr12 Seamless Titanium Pipe ASTMB338 ASTMB861 Titanium Alloy Tube Main Date Material: Gr12 Other Aviliable Material: Gr1, Gr2, Gr3, Gr7,Gr12 Wall Thickness Range: 0.5-22mm Outer Diameter Range: 6-219mm Standard: ASTM B338; ASTM B861 Description: The titanium tube is of light weight, high strength and excellent mechanical performance. It is widely used in heat exchange equipment, such as tube heat exchanger, coil heat exchanger, coil heat exchanger, condenser, evaporator and
Corrosion Resisting Heat Exchanger Tube , Gr2 Gr9 Seamless Titanium Tube Description Item Name Heat Exchange Titanium Tubes ASTM B338 Gr1 Ge2 Gr3 Gr7 Gr9 Gr12 Gr16 Seamless Titanium Pipe For Industrial Grade Gr1,Gr2,Gr3,Gr5,Gr7,Gr9 Standard ASTM B337,ASTM B338 Specification 1) OD12.7×0.889×L 2) OD15.88×0.889×L 3) OD19.05×0.55×L 4) OD12.7×0.55×L 5) OD25.4×1.0×L Applications (1) Heat exchangers and condensers (2) Corrosive fluid transmission pipeline system (3) Titanium bicycle
Automotive Steel Tube Seamless / Welding Steel Tube High Precision Cold-Drawing Material: ST37.4,ST52.4,E235,E355 Standard: EN10305 Application:High Precision Cold-Drawing/Cold-Rolling Steel Tube widely Used in Automotive Part Dimension Range: Outer Diameter:φ6-φ80 Wall Thickness: 0.5-10 Delivery Condition: +C Cold drawn / hard +LC Cold drawn / soft +SR Cold drawn and stress relieved +A Bright annealed +N Bright normalized Non-Destructive Test: Eddy current test Ultrasonic
DIN2391 E235 E355 Cold Drawn Precision Seamless Carbon Steel Tube Round Seasmless Steel Tube Description Product Name : EN 10305-1 E235 E355 +N cold drawn precision products seamless steel tube and pipe Shape : Round Outer Diameter: 5 - 250 mm Thickness: 2 - 30 mm Grade : 20# 45# 25Mn Q345 ID tolerance:H8 H9 Delivery Condition: BK/BKW/BKS/GBK/NBK Technique : Cold drawn+SR Technical specification : suitable for SK+RB/Honed or skived and telescopic hydraulic cylinder tube
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1958
Year Established
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700~1000 +
Employees
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76000000 +
Annual Sales
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2000+ +
Customers Served
Trust Seal, Credit Check, RoSH and Supplier Capability Assessment. company has strictly quality control system and professional test lab.
Internal professional design team and advanced machinery workshop. We can cooperate to develop the products you need.
Advanced automatic machines, strictly process control system. We can manufacture all the Electrical terminals beyond your demand.
Bulk and customized small packaging, FOB, CIF, DDU and DDP. Let us help you find the best solution for all your concerns.
The highly anticipated Tube Düsseldorf 2026 is just around the corner! As the world's premier trade fair for the tube and pipe industry, the event will take place from April 13 to 17, 2026, in Düsseldorf, Germany. All exhibition materials from Jiangsu Hongbao Group (Pipe) Co., Ltd. are packed and ...
Material Purity: The Foundation of Patient Safety For procurement engineers in the European med-tech sector, material biological safety and fatigue life are non-negotiable. Jiangsu Hongbao Group (Hongbao) is addressing these rigorous clinical demands by supplying high-purity Seamless Titanium Tubes ...
Strategic Transparency in High-Stakes Procurement For procurement engineers in the European aerospace and nuclear sectors, the burden of regulatory compliance is a significant operational challenge. Jiangsu Hongbao Group (Hongbao) is addressing this by implementing a comprehensive, data-driven ...
TC4 (Ti-6Al-4V) seamless titanium tubes offer superior corrosion resistance, high tensile strength (≥895 MPa), and 45% lighter weight than steel. Ideal for aerospace, marine, and chemical applications with ASTM certifications and precision tolerances.
EN10305-2 26MnB5 welded steel tubing for hollow stabilizer bars. Cold drawn with small eccentricity tolerances. Certified TS16949, DNV, PED. Lightweight yet durable with yield strength 235-300MPa.
DIN2391 drill rod tubes in 42CrMo steel. High strength (≥950 MPa tensile), superior wear resistance (28-33 HRC), and certified to ASTM/DIN/EN/GB standards. Ideal for demanding oil drilling applications in extreme conditions.
E355 Grade Cold Drawn High Precision Seamless Steel Tube for Hydraulic Applications
EN10305-2 E355 OD11 Cold Drawn Welded Steel Tube for High Strength Structural Applications
EN10305-2 26MnB5 OD10 Precision Cold Drawn Welded Steel Tube for Hollow Stabilizer Bar
E355 EN10305-2 OD12 Bright Annealed Welded Steel Pipe for Hydraulic Systems
EN10305-2 E355 Precision Camshaft Tube Small Outside Diameter Cold Drawn Welded Pipe
EN10305-2 ST37.4 Cold Drawn Hydraulic Cylinder Tube for High-Pressure Hydraulic Systems
ST37.4 EN10305-2 OD10 High Pressure Precision Steel Tube for Fuel Injection Systems
E355 EN10305-2 Stress Relieved Welded Carbon Steel Tube Cold Drawn for Precision Applications
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- DAXIN TOWN,ZHANGJIAGANG,JIANGSU P.R.CHINA

