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About we OASIS OIL TOOLS CO.,LTD.

Oasis oil tools co.,ltd is a factory of water well screens, johnson well screens, continuous slot sreens,stainless steel casing and tubing, API casing and tubing, perforated filter, perforated casing pipes, slot liner, bridge slot screens, pipe base screens, pre-packed screens, passive water intake screens,etc.
Details of stainless steel perforated drainage pipe
Product performance:
1. Our perforated casing pipe uses J55/K55/N80/L80 casing and tubings of API standard, with high overall strength, not so easy to deformation.
2. The perforated pipes can also use stainless steel pipes, SS304,304L,316,316L,etc or duplex stainless steel material.
3. The hole is uniform and smooth, without burrs.
4. The whole pipe will be anticorrosion treated and form a protective covering. It can effectively improve the resistance to corrosion and abrasive resistance of the pipe, prolong the working life underground.
5. It’s easy to operate and convenient to use.
6. The hole sizes and numbers can be custom designed.
| Product Name | Stainless steel perforated drainage pipe |
| Welding Technique | Electric Resistance Welding(ERW) |
| Standards | API 5CT, API5L, ASTM A312,ASTM A409,etc |
| Payment Terms | L/C at sight,D/P,Western Union, MoneyGram acceptable, T/T preferred |
| Application | chemical industry and building, construction foundation piles, steel structure building, for low-pressur fluid service. |
| Additional Fabracation | plain ends pipe,cutting threading, beveled, black and color painting, anti-rusting oilsteel pipe, varnish paintingsteel pipe, zinc-coating steel pipe, steel stamp, drilling, diameter reducing pipe etc. |
| Zinc Coated | According to your customers requests |
| Supply Experience | 5 years |
| Business Type | Manufacturer |
| Cooperation Shipowner | MSK, CMA, COSCO, NYK, OOCL, HPL, YML, MOL |
| Remarks | We can do according to our customers requests! |
Engineering Drawing of the perforated type:

Specifications:
Pipe size(inch) | Holes per (feet) | Size of hole(inch) | Perforated Area per feet |
3/4” | 78 | 3/16” | 2.15 |
1” | 54 | 5/16” | 4.14 |
1-1/4” | 66 | 5/16” | 5.06 |
1-1/2” | 78 | 5/16” | 5.06 |
2-1/16” | 78 | 5/16” | 5.98 |
2-3/8” | 90 | 3/8” | 9.94 |
2-7/8” | 102 | 3/8” | 11.26 |
3-1/2” | 126 | 3/8” | 13.91 |
4” | 138 | 3/8” | 15.24 |
4-1/2” | 150 | 3/8” | 16.56 |
5” | 162 | 3/8” | 17.88 |
5-1/2” | 174 | 3/8” | 19.21 |
6-5/8” | 186 | 3/8” | 20.53 |
7” | 222 | 3/8” | 24.51 |
9-5/8” | 294 | 3/8” | 32.46 |
Besides, we can design and manufacture according to your specific requirements.
Stainless steel perforated drainage pipe:

K55/J55/L80/N80 perforated casing pipe:

Our ISO9001:2008 certificate:
We have approved ISO 9001:2008 quality management system.
We are also the audited supplier of made-in-china and approved by SGS.
Our machines have patent certificate.

Stainless steel perforated drainage pipe inspect:
1.All Dimensions of stainless steel perforated drainage pipe will be checked by our quality inspector, and they also can be inspected by Third Party Inspections or representative appointed by buyer.
2.Wall thickness of casing is inspected by Ultrasonic inspection method, and they also be made the Ultrasonic flaw detection
3.Do Destructive Collapse Test and collapse Strength Test before shipment.
4.If required, the casing will be made pickling and passivation treatment.
5.The whole manufacturing process can be monitored by Third Party Inspection Company and representative appointed by buyer.
6.The casing will be arranged the Pre-shipment Inspection if required.

If you are interested in our stainless steel perforated drainage pipe,please contact with Aicha and I'll try my best.

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