Hydraulic and pneumatic cylinder diameter seamless steel pipes with precision
USD $0.5 - $1.5 /Metric Ton
Min.Order:500 Metric Tons
Yantai Xinpeng Steel Pipe Co., Ltd.
product description
We produces various precision seamless steel tube and agent high precision cold-drawn welded tube (DOM) of Italy Marcegaglia. Our products such as :
♣cold drawn precision seamless steel tube
♣cold rolled steel tube
♣SRB tube
♣honed tube
Product Item | Hydraulic and pneumatic cylinder diameter seamless steel pipes with precision |
Outer Diameter | 30mm~250mm |
Wall Thickness | 2mm~30mm |
Material Grade | 10#-45#, 16Mn, Q195-Q345, ST35-ST52, STB35-STB42, 20#, 45#, 16Mn, Q345, ST35, St45, St52, St52.4, STB42, 10#-45#,ST35-ST52 |
Standard | ASTM, DIN, ASTM A1020-2002, DIN 2391 |
Application | Hydraulic Pipe, Hydraulic cylinder, automobile, oil drilling, textile machinery |
Certificate | ISO9001:2008 |
Process Method | Cold Drawn/ Cold Rolled |
Surface Finish | Annealed, Pickled or according to the customer’s acquirement |
Package | According to the customer’s requirement |
Delivery Time | 10days more or according to the customer’s requirement |
Price Item | FOB CIF EXW |
Payment | T/T(30% in advance, 70% against the BL Copy) and L/C at sight or as negotiation |
ID tolerance | H8,H9b H10 or as customized |
Surface roughness | Ra0.2~0.8µm |
Finally supply condition | BK BKS BKW NBK GBK |
Tolerance in Dimension:
OD | GB/T3639(GB8713) | DIN2391(EN10305) | Our Tolerence | Best Quality |
4-30mm | ±0.10mm | ±0.08mm | ±0.05mm | ±0.02mm |
31-40mm | ±0.15mm | ±0.15mm | ±0.05mm | ±0.03mm |
41-50mm | ±0.20mm | ±0.20mm | ±0.05mm | ±0.03mm |
51-60mm | ±0.25mm | ±0.25mm | ±0.08mm | ±0.03mm |
61-70mm | ±0.30mm | ±0.30mm | ±0.10mm | ±0.05mm |
71-160mm | ±0.30mm | ±0.30mm | ±0.10mm | ±0.05mm |
Tolerance in WT | ±0.12mm | ±0.10mm | ±0.05mm | ±0.03mm |
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Process | Diameter | Length | Precision | Inner Hole Roughness |
Cold Rolled | 30-100mm | ≤12 m | H8-H10 | 0.4-1.6 |
Cold Draw | 30-250mm | ≤12 m | H8-H10 | 0.8-1.6 |
Honing | 40-500mm | ≤12 m | H8-H9 | 0.4-0.8 |
Rolling | 40-400mm | ≤7 m | H8 | 0.4 |
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Inner Diameter | H8 | H9 | H10 |
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30mm | ±0.033 | ±0.052 | ±0.084 | 5-30mm |
30-50mm | ±0.039 | ±0.062 | ±0.100 | ±0.080 |
50-80mm | ±0.046 | ±0.074 | ±0.120 |
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80-120mm | ±0.054 | ±0.087 | ±0.140 |
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120-180mm | ±0.063 | ±0.100 | ±0.160 |
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180-250mm | ±0.072 | ±0.115 | ±0.185 |
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250-315mm | ±0.081 | ±0.130 | ±0.210 |
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315-400mm | ±0.089 | ±0.140 | ±0.230 |
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finished products
company information
our company according to customers' requirements specifications of the production of seamless steel tube and cold rolling precision seamless steel tube , high precision welded pipe and automobile parts tube, hydraulic cylinder steel tube,cold drawn seamless steel tube ,which widely used in hydraulic cylinder ,automobile ,oil drilling ,etc.
packaging and delivery
Please don’t worry that our products are packed, stored, transported according to the international regulation. We do care about the quality of our products; even some little details are paid attention to. We wrap the precision steel pipe with anti-rust paper and steel rings to prevent damage. Identification labels are tagged according to standard specification or customer's instructions. Special packing is available as per customer's requirement. Plus, our storage racks are made of wood. Any unwanted chemical reaction can be prevented.
our services
1. Cargo track service during transporting and feedback service after cargo is loaded on board
2. Flexible terms of payment by
3. Big discount for repeat customers
4. Smooth delivering procedure
5. Payment Terms: T/T , L/C And so on.
our certificate
our testing
our processing
FAQ
Q: What about your payment term?
A: Usually T/T or L/C, 30% deposit and 70% before delivery.
Q: what about your standard delivery date
A: 30 days after receiving deposit
Q: How about your capacity?
A: For steel pipes, 500 tons per month, 6000 tons per year.
Q: what about your package
1. bundle packing
2. marking as per customer's requests
3. paint on the pipe as per customer request