Cold Drawn Army Green Seamless Steel Pipe
Product Name: Cold Drawn Army Green Seamless Steel Pipe
Standard: EN10305-4 (DIN2445/2), EN10305-1 (DIN2391/C), ASTM A179
Steel grade: E235 (ST35 ST37.4), E355 (ST52 ST52.4)
Size: OD: 4-120mm, WT: 0.5-10mm
Length: fixed 6m or as your request
Surface treatment: chromium-free VI passivation (military green)
Delivery condition: +N (NBK) normalized under controlled atmosphere
Delivery time: 15-45 days, according to the quantity you need and whether the goods are in stock
Processing services: welding, punching, cutting, bending, uncoiling
Standard: GB
If you have any questions about product quality, usage, etc., please contact us: global steeltube
Product Advantages
-
No oxide layer
No oxide layer on both sides of tube
-
Surface
High precision, smooth surface
-
No crack
No crack during flaring and flattening
-
Anti-rust
Anti-rust on inside and outside
-
Cold bending
Cold bending without deformation
Work flow chart
Raw material–>Inspection chemical analysis, physical performance, sizes-
->Cutting–>Chamfer grinding (deburring)–>Pickling–>Saponifiation-
->Cold drawn / cold rolled–>Straightening–>Cleaning (Oil removal)-
->Eddy current testing –>Anaerobic bright heat treatment (NBK)-
->Straightening–>Dimensional accuracy and surface testing-
->Eddy current testing–>Physical performance test–>Surface treatment (Chrome VI-free passivated)-
->Cleaning and packaging–>Stock
| OD | Thickness（m m） | ||||||||||
| mm | |||||||||||
| 6 | 6*1 | 6*1.5 | 6*2 | ||||||||
| 8 | 8*1 | 8*1.5 | 8*2 | ||||||||
| 10 | 10*1 | 10*1.5 | 10*2 | ||||||||
| 12 | 12*1 | 12*1.5 | 12*2 | 12*2.5 | |||||||
| 14 | 14*1 | 14*1.5 | 14*2 | 14*2.5 | 14*3 | ||||||
| 15 | 15*1 | 15*1.5 | 15*2 | 15*2.5 | 15*3 | ||||||
| 10*1 | 16*1 | 16*1.5 | 16*2 | 16*2.5 | 16*3 | ||||||
| 18 | 18*1.5 | 18*2 | 18*2.5 | 18*3 | 18*3.5 | 18*4 | |||||
| 20 | 20*1.5 | 20*2 | 20*2.5 | 20*3 | 20*3.5 | 20*4 | |||||
| 22 | 22*1.5 | 22*2 | 22*2.5 | 22*3 | 22*3.5 | 22*4 | |||||
| 25 | 25*2 | 25*2.5 | 25*3 | 25*3.5 | 25*4 | ||||||
| 28 | 28*2 | 28*2.5 | 28*3 | 28*3.5 | 28*4 | ||||||
| 30 | 30*2 | 30*2.5 | 30*3 | 30*3.5 | 30*4 | 30*4.5 | 30*5 | ||||
| 32 | 32*2 | 32*2.5 | 32*3 | 32*3.5 | 32*4 | 32*4.5 | 32*5 | ||||
| 34 | 34*2 | 34*2.5 | 34*3 | 34*3.5 | 34*4 | 34*4.5 | 34*5 | 34*6 | |||
| 35 | 35*2 | 35*2.5 | 35*3 | 35*3.5 | 35*4 | 35*4.5 | 35*5 | 35*6 | |||
| 38 | 38*2 | 38*2.5 | 38*3 | 38*3.5 | 38*4 | 38*4.5 | 38*5 | 38*6 | |||
| 40 | 40*2.5 | 40*3 | 40*3.5 | 40*4 | 40*4.5 | 40*5 | 40*6 | ||||
| 42 | 42*2.5 | 42*3 | 42*3.5 | 42*4 | 42*4.5 | 42*5 | 42*6 | ||||
| 45 | 45*2.5 | 45*3 | 45*3.5 | 45*4 | 45*4.5 | 45*5 | 45*6 | ||||
| 46 | 46*2.5 | 46*3 | 46*3.5 | 46*4 | 46*4.5 | 46*5 | 46*6 | ||||
| 48 | 48*2.5 | 48*3 | 48*3.5 | 48*4 | 48*4.5 | 48*5 | 48*6 | ||||
| 50 | 50*2.5 | 50*3 | 50*3.5 | 50*4 | 50*4.5 | 50*5 | 50*6 | ||||
| 54 | 54*3 | 54*3.5 | 54*4 | 54*4.5 | 54*5 | 54*6 | |||||
| 60 | 60*3 | 60*3.5 | 60*4 | 60*4.5 | 60*5 | 60*6 | 60*8 | ||||
| Steel grade | C
max. |
Si
max. |
Mn
max. |
P
max. |
S
max. |
Total
min. |
|
| Name | Number | ||||||
| E215 | 1.0212 | 0.10 | 0.05 | 0.7 | 0.025 | 0.015 | 0.025 |
| E235 | 1.0308 | 0.17 | 0.35 | 1.2 | 0.025 | 0.015 | — |
| E355 | 1.0580 | 0.22 | 0.55 | 1.6 | 0.025 | 0.015 | — |
| Outer Diameter | Allowable tolerance | Special tolerance | |||||
| GB/T3639 | DIN2391 | OD | WT | ||||
| 4mm-20mm | ±0.10mm | ±0.08mm | ±0.05mm | ±0.05mm | |||
| 20mm-30mm | ±0.10mm | ±0.08mm | ±0.08mm | ±0.08mm | |||
| 31mm-40mm | ±0.15mm | ±0.15mm | ±0.10mm | ±0.08mm | |||
| 41mm-60mm | ±0.20mm | ±0.20mm | ±0.15mm | ±0.15mm | |||
| 61mm-80mm | ±0.30mm | ±0.30mm | ±0.20mm | ±0.20mm | |||
| 81mm-120mm | ±0.45mm | ±0.45mm | ±0.30mm | ±0.30mm | |||
| Steel grade | Yield strengtha | Tensile strength | Elongation | ||||
| Name | Number | ReH | Rm | A | |||
| min. | min. | min. | |||||
| MPa | MPa | % | |||||
| E215 | 1.0212 | 215 | 290 to 430 | 30 | |||
| E235 | 1.0308 | 235 | 340 to 480 | 25 | |||
| E355 | 1.0580 | 355 | 490 to 630 | 22 | |||
FAQ:
1. Do you offer payment plans?
Yes, we offer payment plans with various term length options. View details of our payment plans.
2. How should I buy steel from you? How to choose the right one for me?
Yes, we offer payment plans with various term length options. View details of our payment plans.
3. What is the delivery time?
Usually we have pipe fittings in stock and can be delivered within 10 days. Other products will ship within 20 days of receiving your payment.
4. Can I get a sample?
Yes, samples are available for your use. But you need to pay for samples and shipping by yourself. Also, please confirm with us before paying the sample fee and shipping cost.
5. How do you ship the goods?
We usually ship the goods by sea or air express (DHL UPS FEDEX). If you would like to ship by other means, please notify us in advance. If your quantity is large enough, we can arrange our own truck or train to ship directly to you from our factory. We also offer delivery service if required.
6. What are the payment terms?
For large orders, we accept T/T (Bank Transfer), Western Union and Paypal payment terms, but do not accept small orders, which should be paid by T/T only for security reasons.
If you have any questions about product quality, usage, etc., please contact us: global steeltube
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