China Wholesale Weld Steel Pipe Suppliers - High-Quality Casing Pipes Wholesale – Zhongshun

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Our company has been concentrating on brand strategy. Customers' pleasure is our greatest advertising. We also source OEM service for Piping, Cast Iron Elbows, Stainless Tube, We are one of the largest 100% manufacturers in China. Many large trading companies import products from us, so we can give you the best price with the same quality if you are interested in us.

China Wholesale Weld Steel Pipe Suppliers - High-Quality Casing Pipes Wholesale – Zhongshun Detail:

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%

Standard

Grade

Composition（%）

AIs

API SPEC 5CT

J55K55

0.34～0.39

0.20～
0.35

1.25～1.50

≤0.020

≤0.015

≤0.15

≤0.20

≤0.020

(37Mn5)

N80

0.34～0.38

0.20～
0.35

1.45～1.70

≤0.020

≤0.015

≤0.15

0.11
～0.16

≤0.020

(36 Mn2V)

L80(13Cr)

0.15～0.22

≤1.00

0.25～1.00

≤0.020

≤0.010

12.0～
14.0

≤0.20

≤0.020

P110

0.26～0.35

0.17～
0.37

0.40～0.70

≤0.020

≤0.010

0.80～
1.10

≤0.20

0.15
～0.25

≤0.08

≤0.020

(30CrMo)

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	-	-	-	-	-	-

oil-tubes
oil-pipe
casing-tube

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We now have several exceptional workers customers good at marketing, QC, and working with types of troublesome trouble during the creation system for China Wholesale Weld Steel Pipe Suppliers - High-Quality Casing Pipes Wholesale – Zhongshun , The product will supply to all over the world, such as: Ghana, Norwegian, Denver, We strongly believe that technology and service is our base today and quality will create our reliable walls of future. Only we have better and better quality , could we achieve our customers and ourselves, too. Welcome customers all over the word to contact us for getting further business and reliable relationships. We are always here working for your demands whenever you need.

Api Steel Pipe

Bs1387 Steel Pipe

Erw Steel Pipe & Erw Casing

Fitting Elbow

Schedule 40 Fitting

Square Metal Tubing

The factory workers have a good team spirit, so we received high quality products fast, in addition, the price is also appropriate, this is a very good and reliable Chinese manufacturers.