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Help CenterEn Standard Hydraulic Cylinder Cold Drawn Tube Manufacture
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En standard Hydraulic cylinder cold drawn tube manufacture
We supply all kinds of Steel Pipe products you need.
1.Raw material:20#.45#,Q345,16Mn,25Mn,27SiMn,42CrMo,etc cold drawn seamless pipes
2.ID:50-250mm
3.Final supply condition:BK+S
Honed cold drawn Pipe Parameter:
1.Raw material:20#.45#,Q345,16Mn,25Mn,27SiMn,42CrMo,etc cold drawn seamless pipes
2.ID:50-250mm
3.ID tolerance:H8,H9 Surface roughness:Ra 0.02—0.4μm
4. Final supply condition:cold drawn and stress-relieved(BK+S)
5. Machining allowance:0.5-1.5mm
6.Wall thickness:10%×ID
Tolerance on ID:
No. |
Inside diameter(mm) |
ID machining allowance(mm) |
1 |
300-80 |
0.5-0.8 |
2 |
81-125 |
0.7-1.1 |
3 |
125-200 |
0.9-1.2 |
4 |
200-250 |
1-1.5 |
Other dimension can be customize | ||
Commercial length
No. |
ID Min.(mm) |
Length(mm) |
1 |
50 |
700—2000 |
2 |
63 |
700—3000 |
3 |
80 |
700—4000 |
4 |
>90 |
700—6000 |
Other dimension can be customized | ||
Delivey conditions: According to the customer's Request
Usually
- Standard packing with plastic caps and strapped bundes.,standard weight approx 1500kg
- Commercial length 2000~10500mm,custom lengths upon request
- Surface protection.
20# 45# cold drawn steel pipe Parameter
ASTM, EN, API and ISO standard. The size range is 76mm--219mm.
1 Commodity name |
Seamless steel pipe |
2 Standard |
GB/T8162-1999 ASTM A500-98 ASTM A501-98 ASTN A519-98 JIS G3441-1994 JIS G3444-1994 |
3 Outer Diameter |
30-250mm |
4 Wall Thickness |
2-30mm |
5 Length |
3-12m |
6 Packing |
Small size, in bundles, big size, in bulk |
7 Payment Term |
L/C,T/T |
8 Delivery Time |
45days after we received the deposit or the L/C or according to the clients' request |
9 material |
10# 20# 25# 45# |
10 Usage |
Seamless steel tubes for manufacturing pipelines ,vessels ,equipment and mechanical structures |
11 Export to these country |
Middle east countries, India, USA, Canada , Chile, Colombia, |
MOQ |
NO MOQ |
Final Products
Any Intrest or need, please feel free to send us Inquiry!
We will give best quotation ASAP!
Why you choose us as your best choice?
- Our quality is the top five in China. Raw material is mainly from some famous refinery steel mills, such as BAO STEEL, Tianjin, and Chengdu etc, which are the best and largest raw material manufacturers in China.
- we have been through ISO9001:2008 international quality system certification.
- Warranty period for our honed tubes and chrome bars is 2 years. For some special or important customers, the period is 5 years.
- All the orders, records of production and inspection would be kept for 5 years
- High Precision:
Honed tube (Roughness of tube is 0.2μm and straightness is less than 0.15/1000), piston rod (Plating thickness is 10-100 micron. Surface roughness is 0.2μm and straightness is also less than 0.15/1000)
Product details are completely according to International Standard, chrome rod and honed tube must be cut flatly, and no chrome marks on the surface of rod. (Most of domestic mills don’t do this in order to reduce cost)
- Delivery time is very fast. The average delivery time is 5-30 days after confirming the orders.
- Package:banding with steel strips, braiding parcel at outside
- Conservation: Anti rust oiled coating on the inside and outside of the surface, plastic caps at both ends.
Send Inquiry to This Supplier
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