China Wholesale Fitting Factories - API 5CT N80 Casing tubes – Zhongshun

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Good quality comes 1st; assistance is foremost; business enterprise is cooperation" is our business enterprise philosophy which is regularly observed and pursued by our company for Hot Rolled Smls Pipe, A53 Seamless Pipe, Iron Pipe Fittings, We are very proud of the good reputation from our customers for our products' reliable quality.

China Wholesale Fitting Factories - API 5CT N80 Casing tubes – Zhongshun Detail:

Thread type
SC(Short round thread), LC(Long round thread), BC(Buttress thread), Other Premium Thread
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

Labels		Outside diameter	T&C	Wall thickness	Type of end-finish
Labels		(d/mm)	(kg/m)	(t/mm)	Type of end-finish
1	2				J55/K55	M65	L80/R95	N80-1/Q	C90/T95	P110	Q125
2004/1/2	9.5	114.3	14.14	5.21	PS	PS	-	-	-	-	-
	10.5	114.3	15.63	5.69	PSB	PSB	-	-	-	-	-
	11.6	114.3	17.26	6.35	PSLB	PLB	PLB	PLB	PLB	PLB	-
	13.5	114.3	20.09	7.37	-	PLB	PLB	PLB	PLB	PLB	-
	15.1	114.3	22.47	8.56	-	-	-	-	-	PLB	PLB
5	11.5	127	17.11	5.59	PS	PS	-	-	-	-	-
	13	127	19.35	6.43	PSLB	PSLB	-	-	-	-	-
	15	127	22.32	7.52	PSLB	PLB	SLB	PLB	PLB	PLB
	18	127	26.79	9.19	-	PLB	SLB	PLB	PLB	PLB	PLB
	21.4	127	31.85	11.1	-	PLB	PLB	PLB	PLB	PLB	PLB
	23.2	127	34.53	12.14	-	-	PLB	PLB	PLB	PLB	PLB
	24.1	127	35.87	12.7	-	-	PLB	PLB	PLB	PLB	PLB
2005/1/2	14	139.7	20.83	6.2	PS	PS	-	-	-	-	-
	15.5	139.7	23.07	6.98	PSLB	PSLB	-	-	-	-	-
	17	139.7	25.3	7.72	PSLB	PLB	PLB	PLB	PLB	PLB	-
	20	139.7	29.76	9.17	-	PLB	PLB	PLB	PLB	PLB	-
	23	139.7	34.23	10.54	-	PLB	PLB	PLB	PLB	PLB	PLB
	26.8	139.7	39.88	12.7	-	-	-	-	P	-	-
	29.7	139.7	44.2	14.27	-	-	-	-	P	-	-
	32.6	139.7	48.52	15.88	-	-	-	-	P	-	-
	35.3	139.7	52.53	17.45	-	-	-	-	P	-	-
	38	139.7	56.55	19.05	-	-	-	-	P	-	-
	40.5	139.7	60.27	20.62	-	-	-	-	P	-	-
	43.1	139.7	64.14	22.22	-	-	-	-	P	-	-
2006/5/8	20	168.28	29.76	7.32	PSLB	PSLB	-	-	-	-	-
	24	168.28	35.72	8.94	PSLB	PLB	PLB	PLB	PLB	PLB	-
	28	168.28	41.67	10.59	-	PLB	PLB	PLB	PLB	PLB	-
	32	168.28	47.62	12.06	-	-	PLB	PLB	PLB	PLB	PLB
7	17	177.8	25.3	5.87	-	-	-	-	-	-	-
	20	177.8	29.76	6.91	PS	PS	-	-	-	-	-
	23	177.8	34.23	8.05	PSLB	PLB	PLB	PLB	PLB	-	-
	26	177.8	38.69	9.19	-	PLB	PLB	PLB	PLB	PLB	-
	29	177.8	43.16	10.36	-	PLB	PLB	PLB	PLB	PLB	-
	32	177.8	47.62	11.51	-	PLB	PLB	PLB	PLB	PLB	-
	35	177.8	52.09	12.65	-	-	PLB	PLB	PLB	PLB	PLB
	38	177.8	56.55	13.72	-	-	PLB	PLB	PLB	PLB	PLB
	42.7	177.8	63.55	15.88	-	-	-	-	P	-	-
	46.4	177.8	69.05	17.45	-	-	-	-	P	-	-
	50.1	177.8	74.56	19.05	-	-	-	-	P	-	-
	53.6	177.8	79.77	20.62	-	-	-	-	P	-	-
	57.1	177.8	84.98	22.22	-	-	-	-	P	-	-
2007/5/8	24	193.68	35.72	7.62	-	-	-	-		-	-
	26.4	193.68	39.29	8.33	PSLB	PSLB	PLB	PLB	PLB	-	-
	29.7	193.68	44.2	9.52	-	PLB	PLB	PLB	PLB	PLB	-
	33.7	193.68	50.15	10.92	-	PLB	PLB	PLB	PLB	PLB	-
	39	193.68	58.04	12.7	-	-	PLB	PLB	PLB	PLB	PLB
	42.8	193.68	63.69	14.27	-	-	PLB	PLB	PLB	PLB	PLB
	45.3	193.68	67.42	15.11	-	-	PLB	PLB	PLB	PLB	PLB
	47.1	193.68	70.09	15.88	-	-	PLB	PLB	PLB	PLB	PLB
	51.2	193.68	76.2	17.45	-	-	-	-	P	-	-
	55.3	193.68	82.3	19.05	-	-	-	-	P	-	-
2007/3/4	46.1	196.85	68.61	15.11	-	-	P	P	P	P	P
2008/5/8	24	219.08	35.72	6.71	PS	PS	-	-	-	-	-
	28	219.08	41.67	7.72		PS	-	-	-	-	-
	32	219.08	47.62	8.94	PSLB	PSLB	-	-	-	-	-
	36	219.08	53.58	10.16	PSLB	PSLB	PLB	PLB	PLB	PLB	-
	40	219.08	59.53	11.43	-	PLB	PLB	PLB	PLB	PLB	-
	44	219.08	65.48	12.7	-	-	PLB	PLB	PLB	PLB	-
	49	219.08	72.92	14.15	-	-	PLB	PLB	PLB	PLB	PLB
2009/5/8	32.3	244.48	48.07	7.92	-	-	-	-	-	-	-
	36	244.48	53.58	8.94	PSLB	PSLB	-	-	-	-	-
	40	244.48	59.53	10.03	PSLB	PSLB	PLB	PLB	PLB	-	-
	43.5	244.48	64.74	11.05	-	PLB	PLB	PLB	PLB	PLB	-
	47	244.48	69.95	11.99	-	PLB	PLB	PLB	PLB	PLB	PLB
	53.5	244.48	79.62	13.84	-	-	PLB	PLB	PLB	PLB	PLB
	58.4	244.48	86.91	15.11	-	-	PLB	PLB	PLB	PLB	PLB
	59.4	244.48	88.4	15.47	-	-	-	-	P	-	-
	64.9	244.48	96.58	17.07	-	-	-	-	P	-	-
	70.3	244.48	104.62	18.64	-	-	-	-	P	-	-
	75.6	244.48	112.51	20.24	-	-	-	-	P	-	-
2010/3/4	32.75	273.05	48.74	7.09	-	-	-	-	-	-	-
	40.5	273.05	60.27	8.89	PSB	PSB	-	-	-	-	-
	45.5	273.05	67.71	10.16	PSB	PSB	-	-	-	-	-
	51	273.05	75.9	11.43	PSB	PSB	PSB	PSB	PSB	PSB	-
	55.5	273.05	82.6	12.57	-	PSB	PSB	PSB	PSB	PSB	-
	60.7	273.05	90.33	13.84	-	-	-	-	PSB	PSB	PSB
	65.7	273.05	97.77	15.11	-	-	-	-	PSB	PSB	PSB
	73.2	273.05	108.94	17.07	-	-	-	-	P	-	-
	79.2	273.05	117.87	18.64	-	-	-	-	P	-	-
	85.3	273.05	126.94	20.24	-	-	-	-	P	-	-
2011/3/4	42	298.45	62.5	8.46	-	-	-	-	-	-	-
	47	298.45	69.95	9.53	PSB	PSB	-	-	-	-	-
	54	298.45	80.36	11.05	PSB	PSB	-	-	-	-	-
	60	298.45	89.29	12.42	PSB	PSB	PSB	PSB	PSB	PSB	PSB
	65	298.45	96.73	13.56	-	-	P	P	P	P	P
	71	298.45	105.66	14.78	-	-	P	P	P	P	P
2013/3/8	48	339.72	71.43	8.38	-	-	-	-	-	-	-
	54.5	339.72	81.11	9.65	PSB	PSB	-	-	-	-	-
	61	339.72	90.78	10.92	PSB	PSB	-	-	-	-	-
	68	339.72	101.2	12.19	PSB	PSB	PSB	PSB	PSB	PSB	-
	72	339.72	107.15	13.06	-	-	PSB	PSB	PSB	PSB	PSB
16	65	406.4	96.73	9.53	-	-	-	-	-	-	-
	75	406.4	111.62	11.13	PSB	PSB	-	-	-	-	-
	84	406.4	125.01	12.57	PSB	PSB	-	-	-	-	-
	109	406.4	162.21	16.66	P	-	P	P	-	P	P
2018/5/8	87.5	473.08	130.22	11.05	PSB	PSB	-	-	-	-	-
20	94	508	139.89	11.13	PSLB	PSLB	-	-	-	-	-
	106.5	508	158.49	12.7	PSLB	PSLB	-	-	-	-	-
	133	508	197.93	16.13	PSLB	-	-	-	-	-	-

N80-STEEL-PIPE
casing-tubing-production-line

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45 Degree Bend