Cold Drawn Seamless Tube

High-precision Cold Drawn Seamless Tube, meeting the customer's requirements

Cold Drawn Seamless Tube

Our factory YNSTUBE is one of the leading China Cold Drawn Seamless Tube manufacturers

Application

Description

Material:

Standard: EN10305-1, DIN2391, GB/T 3639

Steel grade: ST52/16Mn/E355,C1026/25Mn,C1020/20#,45#,27SiMn,stainless steel

316L,304 TP321/ 304/2205/45#/13Cr/Super 13Cr/40Cr

Delivery Condition: BK, BK+S, GBK, NBK

ID Size : 30mm – 600mm

Length: max 14m

Type: Seamless, Hot Rolled, Cold Rolled, Cold Drawn

Straightness: ≤ 0.5/1000

Tolerance EXT: DIN2391, EN10305, GB/T 1619 H8,H9,H10,H11

Protection: Anti-rust oil on outside surface.

Packing: Bundle with steel strip and PE sheet.

WE ALSO PRODUCE:

Skived Roller Burnished Tube;

Chrome Plated Tube;

Ready to hone tube;

Large size honed bore tube;

Seamless cold drawn tube

ID(mm)	TOLERANCE(mm)
ID(mm)	H7	H8	H9	H10
≦30	+0.021/0	+0.033/0	+0.052/0	+0.084/0
30 – ≦50	+0.025/0	+0.039/0	+0.062/0	+0.100/0
50 – ≦80	+0.030/0	+0.046/0	+0.074/0	+0.120/0
80 – ≦120	+0.035/0	+0.054/0	+0.087/0	+0.140/0
120 – ≦180	+0.040/0	+0.063/0	+0.100/0	+0.160/0
180 – ≦250	+0.046/0	+0.072/0	+0.115/0	+0.185/0
250 – ≦315	+0.052/0	+0.081/0	+0.130/0	+0.210/0
315 – ≦700	+0.057/0	+0.089/0	+0.140/0	+0.230/0

Vast Production Experience: With over 20 years of manufacturing expertise in honed tubes and chrome plated rods, Jiangsu Yingnaisi has served long-term buyers across Australia, Thailand, Brazil, India, Iran, Indonesia, South Africa, and various other countries.
State-of-the-Art Production Equipment: Our facilities boast a range of advanced machinery including cold drawing machines, honing machines, skiving & roller burnishing machines, straightening machines, polishing machines, heat treatment furnaces, and grinding machines. Our dedicated team of professional technicians conducts regular maintenance to ensure optimal performance.
Premium Raw Materials: We source our materials primarily from renowned steel mills such as TPCO, BAO STEEL, and SHA STEEL, esteemed as the leading raw material manufacturers in China.
Exceptional Precision: Our honed tubes feature an inside surface roughness ranging from 0.2 to 0.4 microns, with a maximum straightness deviation of 0.5 per 1000, adhering to strict tolerance standards of DIN2391 H8. Skived & Roller Burnished Tubes exhibit an inside surface roughness below 0.2 microns, with a maximum straightness deviation of 0.2 per 1000, also meeting DIN2391 H8 standards. Chrome Plated Rods boast chrome layers ranging from 10 to 100 microns, maintaining stringent tolerance levels according to ISO f7.
Rigorous Quality Control: Our in-house team of professional Quality Control experts meticulously inspects all products. Prior to delivery, we conduct Chemical Composition Tests, Mechanical Property Tests, Dimensional Inspections, Roughness Tests, Chrome Layer Tests, and any other necessary examinations.
Secure Packaging: To ensure product integrity, tubes and rods are coated with anti-rust oil before delivery. Additionally, plastic caps are placed on both ends to safeguard the interior surface of the tube. Finally, products are carefully packaged using seaworthy materials or placed in wooden cases for secure transportation.

The View of our workshop

Our Package

FAQ

QUESTION 1: WHAT IS THE DELIVERY TIME OF HYDRAULIC HONED TUBES?

Answer: As one of the largest hydraulic honed tube suppliers in the area, we stock a lot of different sizes and materials of mother tubes for honed tubes, so normally our delivery time is 15-25 days depends on the quantity and size.

QUESTION 2: CAN YOU ENSURE THE QUALITY OF THE HYDRAULIC CYLINDER TUBE?

Answer: Yes, we execute Total Quality M anagement System in our hydraulic cylinder tube factory.We only use raw materials (mother tube) made in China top quality steel maker such as TPCOSha-Steel, Huaigang Special Steel and so on. And we will inspect every honed tube for hydrauliccylinder before packing, the honed cylinder tube will be supplied with mill test certificateaccording to EN 10204 /3.1.

QUESTION 3: IS YOUR COMPANY HYDRAULIC CYLINDER TUBE MANUFACTURERS OR TRADINGCOMPANY?

Answer: Yes, we YNS are true hydraulic cylinder tube factory company located in Changzhou, Jiangsu, weare one of the professional hydraulic cylinder tube manufacturers in China, we welcomecustomers to come to visit our factory, Then you can see the details.

QUESTION 4: HOW CAN YOU PROTECT THE INSIDE SURFACE OF THE HONED TUBES FROMDAMAGE DURING TRANSPORTATION?

Answer: To protect the inner surface of the honed lD tubing, we will plug each tube with tubecaps on each end, the tube caps usually are plastic in green or yellow. adipiscing elit. Ut elit tellus, luctus nec ullamcorper mattis, pulvinar dapibus leo.

Other Available Products of Honed Tubes

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»   St52-3 (DIN 2391) Honed Tube Manufacturer
»   H8 (EN ISO 286-2) Honed Tube Manufacturer
»   AISI / SAE / ASTM Honed Tubes Exporter
»   +SR (EN 10305-1) Honed Tubing Stockiest
»   Stainless Steel Honed Tube Manufacturer
»   SS 304 Honed Tube Manufacturer
»   SS 316 Honed Tube Manufacturer
»   SS 304L Honed Tube Manufacturer

»   SS 316L Honed Tube Manufacturer
»   ST52 Honed Tube Manufacturer
»   Mild Steel Honed Tube Manufacturer
»   Carbon Steel Honed Tube Manufacturer
»   BK+S (DIN 2391) Honed Tubes
»   E355 Honing Tubes Stockholder
»   Hiqh Quality H8 Honed Tube
»   UNI EN 10025 Fe510 Honed Tube
»   Seamless Honed Tube Dealer