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 ...
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 ...
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 ...
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...
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 ...
-
1958
Year Established
-
700~1000 +
Employees
-
76000000 +
Annual Sales
-
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 global energy industry is turning its attention to Stavanger, Norway, as the Offshore Northern Seas (ONS) 2026 Exhibition prepares to open its doors from August 24th to 27th, 2026. As one of the world's most prestigious energy exhibitions since its inception in 1974, ONS is held biennially and ...
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 ...
TITANIUM TUBES AND FORGING.pdf ASTM B338 ASME SB338 Seamless Titanium Tube Titianium Round Pipe Main Date Material: Gr1, Gr2, Gr3, Gr7, Gr9, Gr12 Wall Thickness Range: 0.5-22mm Outer Diameter Range: 6-219mm Standard: ASTM B338/ ASME SB338 Other Aviliable Standard: ASTM B861/ ASME SB861 Mechanial ...
Automotive Steel Tube. Seamless Steel Tube and 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...
Product Description: The Welded Steel Tube is an essential product widely used in various industries due to its strength, durability, and versatility. Manufactured from high-quality welded steel, this product offers excellent mechanical properties and resistance to wear and corrosion, making it ...
A519 4130 4140 Oil Drilling Pipe , Alloy Drill Pipe for Nonferrous Metal Mining Projects Description This A519-certified alloy drilling pipe, manufactured from premium 4130/4140 chromoly steel, delivers exceptional performance in both oilfield drilling and nonferrous mining operations. The seamless ...
Bright Annealing Tube Extruded Titanium Tubing ASTM B338 Standard
Gr9 High Strength Welded Seamless Titanium Tube ASTM B861
Grade 4130 Chromoly High-Tensile Alloy Steel Pipe for Oil Drilling and Drill Rod Tubing with Seamless Construction
4140 Seamless Steel Oil Well Pipe 30-139.7mm OD for High-Pressure Drilling
Low Density Gr12 Seamless Titanium Tube ASTM B337
DIN Standard Welded Steel Tube with Customized Thickness and Galvanized Surface for Industrial Applications
EN10305 E355 Precision Steel Tube Cold Rolled ERW Carbon Steel Tubing for Automotive Fuel Injection and Shock Absorber Parts
Superheaters Cold Drawn Seamless Steel Tube Light Weight With Oil Coating
Get a Free Quote
We are always ready to help you. There are many ways to contact us. You may drop us a line, give us a call or send an email, choose what suits you the most.
- 86-512-58715276
- export@hongbao.com
- DAXIN TOWN,ZHANGJIAGANG,JIANGSU P.R.CHINA

