Welded and Seamless 201 304 304L 316L Stainless Steel Pipe

• After-sales Service: Yes
• Warranty: One Year
• Type: Welded
• Technique: ERW
• Material: Stainless Steel
• Surface Treatment: Pickled and Passivation
• Model NO.: OA-C168
• Usage: Pipeline Transport, Oil/Gas Drilling
• Section Shape: Round
• Standard: ASTM A312/A270
• Wall Thickness: 7.11mm
• Connection: Threaded
• Unit Length: 5.8m
• Transport Package: Packaged with Woven Bags
• Specification: 6 5/8inch
• Trademark: OASIS
• Origin: Henan of China
• HS Code: 730621000
• Production Capacity: 15000m/Month

Product Description

Oasis Oil Tools Co. , Ltd Company Profile
Oasis Oil Tools Co.,LTD, located in the industrial park of high-tech enterprises in Fengquan District, Xinxiang City. Now OASIS has developed into a professional and famous manufacturer, which design, manufacture and sell stainless steel and galvanized carbon steel water well screens /johnson screens, oil well screens and sand control well screens, bridge slotted well screens, pipe based well screens, perforated pipe (base pipe), gravel pre-packed well screens, wedge wire screens, passive water intake screens, API and stainless steel casing and tubing, stainless pipe and tube, and other water, oil and gas well filtering products as well as steel tubes and pipes and industrial parts.


Welded and seamless 201 202 304 304L 316 316L stainless steel pipe

Stainless steel pipe and tube is a kind of steel pipe used for transporting oil or gas.

Stainless steel pipe and tube is high quality welded steel pipe or seamless pipes

ERW stainless steel pipe and hot rolled steel pipe with numerical control threaded for convenient connection at construction site.

Oasis can manufacture φ114.30mm-φ339.72mm

(4-1/2~13-3/8″)LTC, STC, BTC  threaded oil casing pipe with different steel grade, wall thickness.

Chemical  composition

Material	C	Si	Mn	P	S	Cr	Ni
201	≤0.12	≤0.75	9.5-12.5	≤0.045	≤0.03	13-16	0.8-1.5
304	≤0.08	≤0.75	≤2.0	≤0.045	≤0.03	18-19	8-10
316	≤0.08	≤1.00	≤2.0	≤0.035	≤0.03	10-14	16.0-18.5
430	≤0.12	≤0.75	≤2.0	≤0.04	≤0.03	16-18	≤0.6

Specifications of welded and seamless stainless steel pipes

Size		Weight		Steel grade	Wall thickness
in	mm	ppf	kg/m	stainless steel	mm
4-1/2	114.30	11.60	17.26	SS304/304L/316/316L/SS2205	6.35
		13.50	20.09		7.37
5	127.00	15.00	22.32	SS304/304L/316/316L/SS2205	7.52
		18.00	26.79	SS304/304L/316/316L/SS2205	9.29
		21.40	31.85		11.10
5-1/2	139.70	17.00	25.30	SS304/304L/316/316L/SS2205	7.72
		20.00	29.76	SS304/304L/316/316L/SS2205	9.17
		23.00	34.23		10.54
7	177.80	23.00	34.23	SS304/304L/316/316L/SS2205	8.05
		26.00	38.69		9.19
		29.00	43.16	SS304/304L/316/316L/SS2205	10.36
9-5/8	244.48	32.30	48.07	SS304/304L/316/316L/SS2205	7.92
		36.00	53.57		8.94
10-3/4	273.05	40.50	60.27	SS304/304L/316/316L/SS2205	8.89
		51.00	75.90	SS304/304L/316/316L/SS2205	11.43
13-3/8	339.73	54.50	81.80	SS304/304L/316/316L/SS2205	9.65
		68.00	101.19	SS304/304L/316/316L/SS2205	12.19
16	406.40	65.00	96.73	SS304/304L/316/316L/SS2205	9.53
		75.00	111.61		11.13
18-5/8	473.10	87.50	130.21	SS304/304L/316/316L/SS2205	11.05
20	508.00	94.00	139.89	SS304/304L/316/316L/SS2205	11.13
		106.50	158.49		12.70

Product details of welded and seamless stainless steel pipes:
The stainless steel pipe is connected by STC/BTC/LTC male&female threads and coupling.
There are two kinds of stainless steel pipes:
1. The female couplings are welded on pipe body.
2. We cut threads on both ends of pipes and then screw the cuplings on pin thread.

OASIS  ISO9001:2008 Certificate:

We OASIS factory has approved ISO 9001:2008 quality management system since the year 2012.

We OASIS are also the audited supplier of made-in-china and approved by SGS.

Our machines have patent certificates to supply customer designed products or OEM service.

Inspection and Test of welded and seamless stainless steel pipes

1. All Dimensions checked by our quality inspectors, and Third Inspection Party or representative appointed by buyer.
2. Wall thicknesses of each stainless steel pipe and tube is inspected by Ultrasonic inspection method
3. Ultrasonic flaw detection is arranged.
4. Do Destructive Collapse Test and collaspe Strength Test before shipment. 
5. The pipe will be making pickling and passivation if required.
6. The whole manufacturing process can be monitored by Third Party Inspection Company and representative appointed by buyer .
7. The stainless steel pipe and tube will be arranged the Pre-shipment Inspection if required.

Welded and seamless stainless steel pipes package:

1. Each piece of stainless steel pipe is packaged with thread protectors and then with bubble bag and then in wooden case(fumigation certificate).
2. With bubble and woven bags.
3. Fixed with wooden strips

If you are satisfied with our welded and seamless stainless steel pipes and willing to know precise price and more information, the following questions is appreciated:

1,  What's the material you are going to deal with, stainless steel 304,304L,316,316L?
2,  What's the OD, length? Diameters from 30-600mm,length from 1-6m
3,  What's the thickness of stainless steel pipe and tube? Usually it is depends on your well depth.
The tensile strength is important for the casing pipes and each pipe will be tested before delivery.
4.  Which type of pipes do you prefer, welded pipe or seamless pipe?
5,  We support you consider transportation too. Loading at factory is suggested.

If you are interested in our welded or seamless stainless steel pipes, please do not hesitate to contact with Aicha.I'll send the formal quotation to you for your reference.