China Wholesale Ms Seamless Steel Pipe Suppliers - API 5CT OCTG tubing Manufacturer – Zhongshun

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We've been convinced that with joint efforts, the enterprise between us will bring us mutual benefits. We are able to assure you product or service quality and aggressive cost for A53 Steel Tube, Tube Tee, Oil Tube, The mission of our firm should be to provide the best high quality goods with finest price tag. We've been on the lookout forward to doing organization with you!

China Wholesale Ms Seamless Steel Pipe Suppliers - API 5CT OCTG tubing Manufacturer – Zhongshun Detail:

1. Dimension range (OD inch): 1-1/2”—-4 1/2”,

2. Dimension range (OD mm): 26.67—-114.3

3. Type of upset: NUE, EUE, Plain end.

4. Standard: API SPEC 5CT

5. Main Steel Grade: H40, J55, N80, N80Q, L80, L80-1, L80-9Cr, L80-13Cr, P110 etc.

6. Type of Tubing: Non-upset tubing (NU), External-upset tubing (EUE), Integrated Joint (IJ).

7，Length

length
Project	R1	R2	R3
Tubing	6.10-7.32m	8.53-9.75m	11.58-12.80m
Casing	4.88-7.62m	7.62-10.36m	10.36-14.63m

Standard

Grade

Composition（%）

AIs

API SPEC 5CT

J55K55

0.34～0.39

0.20～
0.35

1.25～1.50

≤0.020

≤0.03

≤0.15

≤0.20

≤0.020

(37Mn5)

N80

0.34～0.38

0.20～
0.35

1.45～1.70

≤0.020

≤0.03

≤0.15

0.11
～0.16

≤0.020

(36 Mn2V)

L80(1)

≤0.43

≤0.45

≤1.9

≤0.03

≤0.25

≤0.35

L80(9Cr)

≤0.15

≤1.00

0.3～0.60

≤0.020

≤0.030

8～
10.0

≤0.50

≤0.25

0.9 ～1.1

≤0.020

L80(13Cr)

0.15～0.22

≤1.00

0.25～1.00

≤0.020

≤0.030

12.0～
14.0

≤0.50

≤0.25

≤0.020

P110

0.26～0.35

0.17～
0.37

0.40～0.70

≤0.020

≤0.030

0.80～
1.10

≤0.20

0.15
～0.25

≤0.08

≤0.020

(30CrMo)

Standard	Grade	Tensile Strength（MPa）	Yield Strength（MPa）	Elongation（%）	Hardness
API SPEC 5CT	J55	≥517	379～552	0.5%	≤241HB
	K55	≥655	379~552	0.5%
	N80	≥689	552~758	0.5%
	L80（13Cr）	≥655	552~655	0.5%
	P110	≥862	758~965	0.6%

Name	J55	K55	N80-1	N80-Q	L80-1	P110
Casing	a bright green band	two bright green bands	a bright red band	a bright red band + a green band	a red band + a brown band	a bright white band
Coupling	entire green coupling + a white band	entire green coupling	entire red coupling	entire red coupling + a green band	entire red coupling + a brown band	entire white coupling

Outside Diameter		Wall Thickness		Weight				Grade and Upset Type*
Outside Diameter		Wall Thickness		Non-Upset T&C		External Upset T&C		Grade and Upset Type*
(In.)	(mm)	(In.)	(mm)	(lb/ft)	(kg/m)	(lb/ft)	(kg/m)	J55	L80	N80	C90	P110
2-3/8	60.32	0.167	4.24	4.00	5.95	-	-	PN	PN	PN	PN	-
		0.190	4.83	4.60	6.85	4.70	6.99	PNU	PNU	PNU	PNU	PNU
		0.254	6.45	5.80	8.63	5.95	8.85	-	PNU	PNU	PNU	PNU
		0.336	8.53	7.35	10.94	7.45	11.09	PU	-	PU	PU	-
2-7/8	73.02	0.217	5.51	6.40	9.52	6.50	9.67	PNU	PNU	PNU	PNU	PNU
		0.276	7.01	7.80	11.61	7.90	11.76	-	PNU	PNU	PNU	PNU
		0.308	7.82	8.60	12.80	8.70	12.95	-	PNU	PNU	PNU	PNU
		0.340	8.64	9.35	13.91	9.45	14.06	-	PU	-	PU	-
		0.440	11.18	11.50	17.11	-	-	N	PN	-	PN	-
3-1/2	88.90	0.216	5.49	7.70	11.46	-	-	PN	PN	PN	PN	-
		0.254	6.45	9.20	13.69	9.30	13.84	-	PNU	PNU	PNU	PNU
		0.289	7.34	10.20	15.19	-	-	PN	PN	PN	PN	-
		0.375	9.52	12.70	18.91	12.95	19.27	-	PNU	PNU	PNU	PNU
4	101.60	0.226	5.74	9.50	14.14	-	-	PN	PN	PN	PN	-
4	101.60	0.262	6.65	-	-	11.00	16.37	PU	PU	PU	PU	-
4-1/2	114.30	0.271	6.88	12.60	18.75	12.75	18.97	PNU	PNU	PNU	PNU	-

* P – plain end, N – non-upset, U – external upset.

coupling
steel-coupling
API-5CT-tubing

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We know that we only thrive if we can guarantee our combined price competiveness and quality advantageous at the same time for China Wholesale Ms Seamless Steel Pipe Suppliers - API 5CT OCTG tubing Manufacturer – Zhongshun , The product will supply to all over the world, such as: St. Petersburg, Rome, Moldova, Our company insists on the principle of "Quality First, Sustainable Development", and takes "Honest Business, Mutual Benefits" as our developable goal. All members sincerely thank all old and new customers' support. We will keep working hard and offering you the highest-quality products and service.

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