DIN2391 Cold Drawn Precision Steel Tube Black Phosphated Welded Hydraulic Steel Tubes Description: DIN2391 Cold Drawn Precision Steel Tube Black Phosphated Welded Hydraulic Steel Tubes are meticulously crafted components designed for high-performance hydraulic systems. These tubes, known for their precision and durability, undergo a specialized cold drawing process to ensure exceptional strength and resilience. The black phosphated finish not only enhances corrosion
DIN2391 E355 Cold Drawn Seamless Precision Steel Tube Round Precision Steel Pipe Description: Our DIN2391 E355 cold drawn seamless precision steel tube round precision steel pipe is high-strength, precision- crafted product. Made from E355 steel, this round steel pipe features precise dimensions, tight tolerances and excellent mechanical properties. The cold drawing process ensures a smooth, consistent surface finish. Applications include hydraulic systems, fuel lines and
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.
Product Introduction As a specialized manufacturer since 1958, Jiangsu Hongbao Group (Pipe) Co., Ltd. provides premium Bearing Steel Tubes specifically engineered for the production of high-durability bearing rings. Our tubes are designed to meet the extreme fatigue resistance and wear requirements ...
Product Introduction Jiangsu Hongbao Group (Pipe) Co., Ltd.established in 1958, specializes in the development and manufacturing of high-grade alloy steel pipes designed for the most demanding industrial environments. Our Wide Size Range Alloy Steel Pipe is a flagship solution for the drilling and ...
ZHANGJIAGANG, CHINA – As the global automotive industry pivots toward lighter, stronger, and safer vehicle architectures, the integrity of structural components has never been more critical. Jiangsu Hongbao Group (Pipe) Co., Ltd. a premier manufacturer since 1958, is proud to announce enhanced ...
4130 SR Wire Line Seamless Drill Tubes (NQ/HQ Drill Inner Pipes) are stress-relieved 4130 steel seamless tubes designed for wireline coring in geological exploration. Featuring high tensile strength (≥810 MPa) and toughness after heat treatment, they ensure durability in hard rock formations. ...
1. Material Grade Grade 1—Unalloyed titanium, Grade 2—Unalloyed titanium, Grade 3—Unalloyed titanium, Grade 7—Unalloyed titanium plus 0.12 to 0.25 % palladium, Grade 9—Titanium alloy (3 % aluminum, 2.5 % vanadium), Grade 11—Unalloyed titanium plus 0.12 to 0.25 % palladium, Grade 12—Titanium alloy (0...
AISI 4340 Chromoly Alloy Oil Drilling Pipe , Seamless Steel Pipe for Nonferrous Metal Mining Projects Description This AISI 4340 chromoly alloy drilling pipe represents advanced seamless tubing engineered for the most demanding oil drilling and nonferrous mining operations. Manufactured from nickel...
45MnMoB Grade Drilling Pipe – Extreme Strength for Demanding Wells Engineered for ultra-deep, high-pressure, and abrasive drilling environments, 45MnMoB-grade drilling pipe combines exceptional strength, superior wear resistance, and enhanced toughness to tackle the toughest challenges. ...
4130 SR Wire Line Seamless Drill Pipes NQ HQ Drill Inner Tubes
Beveled Ends Welded Steel Tube with Customized Length and Galvanized Surface for Structural and Industrial Applications
AISI 4130 Alloy Steel Seamless Oil Well Pipe , Steel Pipe for Casing Tube
30CrMo Steel Seamless Cold Rolled Alloy Steel Tube 4130 Steel Oil Well Pipe For Oil Drilling with Excellent Microstructure
EN10305-1 Seamless Steel Casing Tube Oil Well Pipe 30CrMnSiA Steel Drill Rod with Low Residual Hoop Stresses
AISI 4340 Chromoly Alloy Oil Drilling Pipe , Seamless Steel Pipe for Nonferrous Metal Mining Projects
ASTM A519 Seamless Casing Steel Tube 1541 Steel Grade Oil Well Drilling Pipe With Low Residual Hoop Stresses
30CrMnSiA Seamless Steel Oil Well Pipe DIN2391 Standard Drilling Rod Tube for High-Pressure Drilling
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