• Jiangsu Hongbao Group Co., Ltd.
    A good collaboration!
  • Jiangsu Hongbao Group Co., Ltd.
    It could provide professional solutions for application of titanium tubes, reliable partner.
Contact Person : Angela
Phone Number : 86-512-58715276
Whatsapp : +8615895686919

2" - 10" Outside Diameter Cold Rolled Pipe Round Black EN10305-1 E235 E355

Place of Origin Jiangsu, China
Brand Name Hongbao
Certification TS16949,DNV,PED,ISO,TUV,LR
Model Number HBCDSST-1
Minimum Order Quantity 1 ton
Price Negotiable
Packaging Details seaworthy plywooden case packing.
Delivery Time within 50 days
Supply Ability 30000MT per year

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Product Details
Certificate TS16949,DNV OD 4-383mm
Thickness 0.5-18mm Processing Seamless
Length 18000mm Max.
High Light

cold rolled steel tube


cold drawn steel pipe

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Product Description

Cold Drawn Precision Seamless Steel Tubes EN10305-1 E235 E355 Round Black Steel Pipes



Standard DIN 2448/2391/1629
Grade ST52
OD 2"-10"
Length 5.8M,6M,fixed or random length
Chemical Composition C: <=0.20
Si: <=0.55
Applied Range hydraulic cylinder
Packing plain end
Oil painting on outside
plastic caps on both end
bundle by steel strip
Payment Term T/T,L/C
Delivery Time 25days after receiving the deposit





















Our Seamless Steel Pipe are capable of making all of the following products :

Automobile and motorcycle Shock Absorber Pipe

Hydrau-cylinder Pipe

Mechanical steel pipes for auto and motor parts

Exhaust Pipe for Generator

Campanula Seamless Steel Pipe

Hydraulic System(Oil Pipeline, Motor Engine Pipe)

Bike and Bicycle Frame

Gas oil burner pipe

Auto and motor pipe fittings

Auto and Motorcycle Parts

Fuel injection Pipe, Oil flow pipeline


We adopt special techniques and special skills in the acid cleaning process to deal with the place where it is easy to form fold crevice,well organized process,especially annealing treatment in a severely technical manne,in respect with lubrication, we adopt the international advanced level treating process in the world, and put the surface quality of ourproducts under strict control in order to prevent causing surface crack.