Name: | ASTM A519 1020 Galvanized Honed Seamless Alloy Steel Round Pipe Tube For Hydraulic Cylinder | Keyword: | Hot Dip Galvanized Steel Pipe |
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Material: | ASTM A519 1020 | Grade: | ST52,CK45,4140,16Mn Etc |
Thickness: | 5 - 70 Mm | Straightness: | <=0.5/1000 |
ID: | 20mm - 1500mm | Length: | 12M, 6m, 6.4M, Customized Size |
Schedule: | SCH10,,SCH40,SCH60,SCH80, SCH120,SCH160 XXS | Roughness: | Ra 0.2-0.4 Um |
Shape: | Round.square.Rectangle | Tolerance: | H7, H8, H9 |
Types: | Seamless, Cold Drawn, Honed, Skived Roller Burnished | Processing Service: | Bending, Welding, Decoiling, Punching, Cutting |
Certificate: | CE, BIS, JIS, GS, ISO9001 | ||
High Light: | Cold Drawn st37 4 pipe,SAE J525 st37 4 pipe,Cold Drawn 25crmo4 tube |
TORICH SAE J525 Din2391 Carbon ST37.4 E355 Alloy 4140 25CrMo4 Cold Drawn High Precision Hydraulic Seamless Steel Tube
Description
Specification
TORICH SAE J525 Din2391 Carbon ST37.4 E355 Alloy 4140 25CrMo4 Cold Drawn High Precision Hydraulic Seamless Steel Tube
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API 5L ASTM A53/A106 Gr. B cold Rolling/hot Rolling carbon steel seamless mild black pipe price
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Inside Dia (mm)
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ID Tolerance (mm)
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WT Tolerance (mm)
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H7
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H8
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H9
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H10
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≤30
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+0.021/0
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+0.033/0
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+0.052/0
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+0.084/0
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±7.5%
>210mm ±10%
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30 - ≤50
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+0.025/0
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+0.039/0
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+0.062/0
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+0.100/0
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50 - ≤80
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+0.030/0
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+0.046/0
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+0.074/0
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+0.120/0
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80 - ≤120
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+0.035/0
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+0.054/0
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+0.087/0
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+0.140/0
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120 - ≤180
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+0.040/0
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+0.063/0
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+0.100/0
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+0.160/0
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180 - ≤250
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+0.046/0
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+0.072/0
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+0.115/0
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+0.185/0
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250 - ≤315
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+0.052/0
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+0.081/0
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+0.130/0
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+0.210/0
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315 - ≤700
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+0.057/0
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+0.089/0
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+0.140/0
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+0.230/0
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Steel Grade
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Chemical composition %
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C
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Si
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Mn
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P
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S
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Al
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≤
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≥
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20#
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0.17-0.24
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0.17-0.37
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0.35-0.65
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0.035
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0.035
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/
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45#
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0.42-0.50
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0.17-0.37
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0.50-0.80
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0.035
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0.035
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/
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Q345B
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≤0.2
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≤0.5
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1.00-1.60
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0.03
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0.03
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/
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Q345D
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≤0.2
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≤0.5
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1.00-1.60
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0.03
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0.03
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0.015
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25Mn
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0.22-0.29
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0.17-0.37
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0.70-1.00
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0.035
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0.035
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/
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27SiMn
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0.24-0.32
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1.10-1.40
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1.10-1.40
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0.035
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0.035
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/
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ST52
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≤0.22
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≤0.55
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≤1.6
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0.025
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0.025
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/
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SAE1026
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0.22-0.28
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0.15-0.35
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0.60-0.90
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0.04
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0.05
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/
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Delivery Condition
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cold finished (hard) (BK)
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cold drawn and stress-relieved (BK+S)
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Steel Grade
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Tensile Strength (Mpa)
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Elongation (%)
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Tensile Strength (Mpa)
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Yield Strength (Mpa)
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Elongation (%)
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20#
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≥550
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≥8
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≥520
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≥375
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≥15
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45#
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≥640
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≥5
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≥600
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≥520
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≥10
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16Mn
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≥640
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≥5
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≥600
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≥520
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≥14
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25Mn
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≥640
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≥5
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≥600
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≥510
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≥15
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27SiMn
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≥800
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≥5
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≥760
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≥610
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≥10
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ST52
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≥640
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≥5
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≥600
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≥520
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≥14
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SAE1026
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≥640
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≥5
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≥600
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≥510
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≥15
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FAQ
Q: What product information must I provide before making a purchase?
Please provide the grade, width, thickness, and surface treatment requirements, as well as the quantities you require.
Q: What shipping ports are there?
We normally ship from Shanghai,Tianjin, Qingdao, and Ningbo ports
Q: Is it possible to send samples?
Of course, we offer free samples and express shipping to customers all over the world.
Q: Do you offer a service for customized products?
Yes, we can produce according to your specifications and drawings.
Q: Can I pay you a visit at your factory?
Customers from all around the world are welcome to visit our factory.
Q: Can you assist me in importing steel products for the first time?
Yes, we have shipping agent who will arrange the shipment with you.
Q: Do you have any MOQ limit for production?
We don’t have any MOQ limit. But as for our steel pipe product, we usually use container transport for lower freight. In the case of express delivery, high freight charges will be generated.
Q: Is it OK to print my logo on the product or the carton packing?
Yes. Please inform us formally before our production and confirm the design firstly based on our sample.
Q: How to pack the product?
The inner layer has a waterproof paper outer layer, iron packaging, and is fixed with a fumigated wooden pallet. It
can effectively protect products from corrosion during ocean transportation