API 5CT Seamless Casing Coupling Pipe For OCTG

Yantai Huashun Trading Co., Ltd., located in Yantai Shandong Province, has strong financial strength and operates seamless/welding steel tube&pipe, billet, bar, plate, special steel and other kinds of superior steel products which are sold at home and abroad.

API 5CT Seamless Steel Casing Coupling Stock Pipe for OCTG

The company is committed to becoming an excellent steel supply chain terminal service provider, and has a good reputation in the field.

All products are made of good raw materials and controlled by strict quality management system.

Certificates:
API 5CT Seamless Steel Casing Coupling Stock Pipe for OCTG

FAQ
Q1: What's your pipes category?
A: Steel pipes which the company is selling include casing&tubing, coupling material, linepipe for oil and gas, structural pipe, high pressure boiler pipe, fluide conveying pipe, mechanical pipe etc.

Q2: What's your advantages?
A: 1. Yantai Huashun team has more than 20 years experience in steel manufacturing and sales.
2. Good raw materials and well-regulated quality management system.
3. Certificated by ISO, API, DNV, ABS etc.
4. Competitive price with reliable quality.

Casing specification reference.

API Casing List (USC Unit)
specification		Outside Diameter	Wall Thick- ness	Type of End-finish
1	2	D in.	t in.	H40	J55 K55	L80 R95	N80 Type 1, Q	C90 T95	C110	P110	Q125
4 1/2	9.50	4.500	0.205	PS	PS	-	-	--	-	-	-
4 1/2	10.50	4.500	0.224	-	PSB	-	-	--	-	-	-
4 1/2	11.60	4.500	0.250	-	PSLB	PLB	PLB	PLB	P	PLB	-
4 1/2	13.50	4.500	0.290	-	-	PLB	PLB	PLB	P	PLB	-
4 1/2	15.10	4.500	0.337	-	-	-	-	-	-	PLB	PLB
5	11.50	5.000	0.220	-	PS	-	-	-	-	-	-
5	13.00	5.000	0.253	-	PSLB	-	-	-	-	-	-
5	15.00	5.000	0.296	-	PSLB	PLB	PLB	PLB	P	PLB	-
5	18.00	5.000	0.362	-	-	PLB	PLB	PLB	P	PLB	PLB
5	21.40	5.000	0.437	-	-	PLB	PLB	PLB	P	PLB	PLB
5	23.20	5.000	0.478	-	-	PLB	PLB	PLB	P	PLB	PLB
5	24.10	5.000	0.500	-	-	PLB	PLB	PLB	P	PLB	PLB
5 1/2	14.00	5.500	0.244	PS	PS	-	-	-	-	-	-
5 1/2	15.50	5.500	0.275	-	PSLB	-	-	-	-	-	-
5 1/2	17.00	5.500	0.304	-	PSLB	PLB	PLB	PLB	P	PLB	-
5 1/2	20.00	5.500	0.361	-	-	PLB	PLB	PLB	P	PLB	-
5 1/2	23.00	5.500	0.415	-	-	PLB	PLB	PLB	P	PLB	PLB
5 1/2	26.80	5.500	0.500	-	-	-	-	P	P	-	-
5 1/2	29.70	5.500	0.562	-	-	-	-	P	P	-	-
5 1/2	32.60	5.500	0.625	-	-	-	-	P	P	-	-
5 1/2	35.30	5.500	0.687	-	-	-	-	P	P	-	-
5 1/2	38.00	5.500	0.750	-	-	-	-	P	P	-	-
5 1/2	40.50	5.500	0.812	-	-	-	-	P	P	-	-
5 1/2	43.10	5.500	0.875	-	-	-	-	P	P	-	-
6 5/8	20.00	6.625	0.288	PS	PSLB	-	-	-	-	-	-
6 5/8	24.00	6.625	0.352	-	PSLB	PLB	PLB	PLB	P	PLB	-
6 5/8	28.00	6.625	0.417	-	-	PLB	PLB	PLB	P	PLB	-
6 5/8	32.00	6.625	0.475	-	-	PLB	PLB	PLB	P	PLB	PLB
7	17.00	7.000	0.231	PS	-	-	-	-	-	-	-
7	20.00	7.000	0.272	PS	PS	-	-	-	-	-	-
7	23.00	7.000	0.317	-	PSLB	PLB	PLB	PLB	P	-	-
7	26.00	7.000	0.362	-	PSLB	PLB	PLB	PLB	P	PLB	-
7	29.00	7.000	0.408	-	-	PLB	PLB	PLB	P	PLB	-
7	32.00	7.000	0.453	-	-	PLB	PLB	PLB	P	PLB	-
7	35.00	7.000	0.498	-	-	PLB	PLB	PLB	P	PLB	PLB
7	38.00	7.000	0.540	-	-	PLB	PLB	PLB	P	PLB	PLB
7	42.70	7.000	0.625	-	-	-	-	P	P	-	-
7	46.40	7.000	0.687	-	-	-	-	P	P	-	-
7	50.10	7.000	0.750	-	-	-	-	P	P	-	-
7	53.60	7.000	0.812	-	-	-	-	P	P	-	-
7	57.10	7.000	0.875	-	-	-	-	P	P	-	-
7 5/8	24.00	7.625	0.300	PS	-	-	-	-	-	-	-
7 5/8	26.40	7.625	0.328	-	PSLB	PLB	PLB	PLB	P	-	-
7 5/8	29.70	7.625	0.375	-	-	PLB	PLB	PLB	P	PLB	-
7 5/8	33.70	7.625	0.430	-	-	PLB	PLB	PLB	P	PLB	-
7 5/8	39.00	7.625	0.500	-	-	PLB	PLB	PLB	P	PLB	PLB
7 5/8	42.80	7.625	0.562	-	-	PLB	PLB	PLB	P	PLB	PLB
7 5/8	45.30	7.625	0.595	-	-	PLB	PLB	PLB	P	PLB	PLB
7 5/8	47.10	7.625	0.625	-	-	PLB	PLB	PLB	P	PLB	PLB
7 5/8	51.20	7.625	0.687	-	-	-	-	P	P	-	-
7 5/8	55.30	7.625	0.750	-	-	-	-	P	P	-	-
7 3/4	46.10	7.750	0.595	-	-	P	P	P	P	P	P
8 5/8	24.00	8.625	0.264	-	PS	-	-	-	-	-	-
8 5/8	28.00	8.625	0.304	PS	-	-	-	-	-	-	-
8 5/8	32.00	8.625	0.352	PS	PSLB	-	-	-	-	-	-
8 5/8	36.00	8.625	0.400	-	PSLB	PLB	PLB	PLB	P	-	-
8 5/8	40.00	8.625	0.450	-	-	PLB	PLB	PLB	P	PLB	-
8 5/8	44.00	8.625	0.500	-	-	PLB	PLB	PLB	P	PLB	-
8 5/8	49.00	8.625	0.557	-	-	PLB	PLB	PLB	P	PLB	PLB
9 5/8	32.30	9.625	0.312	PS	-	-	-	-	-	-	-
9 5/8	36.00	9.625	0.352	PS	PSLB	-	-	-	-	-	-
9 5/8	40.00	9.625	0.395	-	PSLB	PLB	PLB	PLB	P	-	-
9 5/8	43.50	9.625	0.435	-	-	PLB	PLB	PLB	P	PLB	-
9 5/8	47.00	9.625	0.472	-	-	PLB	PLB	PLB	P	PLB	PLB
9 5/8	53.50	9.625	0.545	-	-	PLB	PLB	PLB	P	PLB	PLB
9 5/8	58.40	9.625	0.595	-	-	PLB	PLB	PLB	P	PLB	PLB
9 5/8	59.40	9.625	0.609	-	-	-	-	P	P	-	-
9 5/8	64.90	9.625	0.672	-	-	-	-	P	P	-	-
9 5/8	70.30	9.625	0.734	-	-	-	-	P	P	-	-
9 5/8	75.60	9.625	0.797	-	-	-	-	P	P	-	-
10 3/4	32.75	10.750	0.279	PS	-	-	-	-	-	-	-
10 3/4	40.50	10.750	0.350	PS	PSB	-	-	-	-	-	-
10 3/4	45.50	10.750	0.400	-	PSB	-	-	-	-	-	-
10 3/4	51.00	10.750	0.450	-	PSB	PSB	PSB	PSB	P	PSB	-
10 3/4	55.50	10.750	0.495	-	-	PSB	PSB	PSB	P	PSB	-
10 3/4	60.70	10.750	0.545	-	-	-	-	PSB	P	PSB	PSB
10 3/4	65.70	10.750	0.595	-	-	-	-	PSB	P	PSB	PSB
10 3/4	73.20	10.750	0.672	-	-	-	-	P	P	-	-
10 3/4	79.20	10.750	0.734	-	-	-	-	P	P	-	-
10 3/4	85.30	10.750	0.797	-	-	-	-	P	P	-	-
11 3/4	42.00	11.750	0.333	PS	-	-	-	-	-	-	-
11 3/4	47.00	11.750	0.375	-	PSB	-	-	-	-	-	-
11 3/4	54.00	11.750	0.435	-	PSB	-	-	-	-	-	-
11 3/4	60.00	11.750	0.489	-	PSB	PSB	PSB	PSB	P	PSB	PSB
11 3/4	65.00	11.750	0.534	-	-	P	P	P	P	P	P
11 3/4	71.00	11.750	0.582	-	-	P	P	P	P	P	P
13 3/8	48.00	13.375	0.330	PS	-	-	-	-	-	-	-
13 3/8	54.50	13.375	0.380	-	PSB	-	-	-	-	-	-
13 3/8	61.00	13.375	0.430	-	PSB	-	-	-	-	-	-
13 3/8	68.00	13.375	0.480	-	PSB	PSB	PSB	PSB	P	PSB	-
13 3/8	72.00	13.375	0.514	-	-	PSB	PSB	PSB	P	PSB	PSB
16	65.00	16.000	0.375	PS	-	-	-	-	-	-	-
16	75.00	16.000	0.438	-	PSB	-	-	-	-	-	-
16	84.00	16.000	0.495	-	PSB	-	-	-	-	-	-
16	109.00	16.000	0.656	-	P	P	P	-	-	P	P
18 5/8	87.50	18.625	0.435	PS	PSB	-	-	-	-	-	-
20	94.00	20.000	0.438	PSL	PSLB	-	-	-	-	-	-
20	106.50	20.000	0.500	-	PSLB	-	-	-	-	-	-
20	133.00	20.000	0.635	-	PSLB	-	-	-	-	-	-
NOTE P = Plain-end, S = Short round thread, L = Long round thread, B = Buttress thread.

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API 5CT Seamless Casing Coupling Pipe for OCTG

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