Factors Affecting steel Pipe Cost: Understanding the Seamless Tube Conversion Costs

Steel Pipe Cost Model: Understanding the Seamless Tube Conversion Costs Steel pipes are an essential component in various industries, including construction, Oil and gas, and manufacturing. When it comes to steel pipe cost, there are several factors to consider, one of which is the seamless tube conversion costs. Understanding these costs is crucial for businesses to make informed decisions and optimize their operations.

Seamless tube conversion refers to the process of transforming a solid billet into a seamless tube. This process involves several steps, including heating the billet, piercing it to create a hollow shell, and then elongating and reducing its diameter through a series of rolling and stretching processes. Each step in the conversion process incurs costs that contribute to the overall steel pipe cost. casing pipe,casing well pipe, casing supreme pipe, casing vs carrier pipe, casing for ac pipe, casing steel pipe, casing pipe size, casing pvc pipe price, casing pipe, casing pipe suppliers in China, casing capping pipe, casing drill pipe,carrier pipe,casing pipe size,bushing Flange,bushing sleeve,bushing,bushing arm,bushing bearing,bushing Reducer,bushing tool,bushing pvc,bushing meaning

Labels		Outside diameter (d/mm)	T&C (kg/m)	Wall thickness   (t/mm)	Type of end-finish
1	2				J55/ K55	M65	L80/ R95	N80-1/Q	C90/ T95	P110	Q125
4-1/2	9.50	114.30	14.14	5.21	PS	PS	–	–	–	–	–
	10.50	114.30	15.63	5.69	PSB	PSB	–	–	–	–	–
	11.60	114.30	17.26	6.35	PSLB	PLB	PLB	PLB	PLB	PLB	–
	13.50	114.30	20.09	7.37	–	PLB	PLB	PLB	PLB	PLB	–
	15.10	114.30	22.47	8.56	–	–	–	–	–	PLB	PLB
5	11.50	127.00	17.11	5.59	PS	PS	–	–	–	–	–
	13.00	127.00	19.35	6.43	PSLB	PSLB	–	–	–	–	–
	15.00	127.00	22.32	7.52	PSLB	PLB	SLB	PLB	PLB	PLB
	18.00	127.00	26.79	9.19	–	PLB	SLB	PLB	PLB	PLB	PLB
	21.40	127.00	31.85	11.10	–	PLB	PLB	PLB	PLB	PLB	PLB
	23.20	127.00	34.53	12.14	–	–	PLB	PLB	PLB	PLB	PLB
	24.10	127.00	35.87	12.70	–	–	PLB	PLB	PLB	PLB	PLB
5-1/2	14.00	139.70	20.83	6.20	PS	PS	–	–	–	–	–
	15.50	139.70	23.07	6.98	PSLB	PSLB	–	–	–	–	–
	17.00	139.70	25.30	7.72	PSLB	PLB	PLB	PLB	PLB	PLB	–
	20.00	139.70	29.76	9.17	–	PLB	PLB	PLB	PLB	PLB	–
	23.00	139.70	34.23	10.54	–	PLB	PLB	PLB	PLB	PLB	PLB
	26.80	139.70	39.88	12.70	–	–	–	–	P	–	–
	29.70	139.70	44.20	14.27	–	–	–	–	P	–	–
	32.60	139.70	48.52	15.88	–	–	–	–	P	–	–
	35.30	139.70	52.53	17.45	–	–	–	–	P	–	–
	38.00	139.70	56.55	19.05	–	–	–	–	P	–	–
	40.50	139.70	60.27	20.62	–	–	–	–	P	–	–
	43.10	139.70	64.14	22.22	–	–	–	–	P	–	–
6-5/8	20.00	168.28	29.76	7.32	PSLB	PSLB	–	–	–	–	–
	24.00	168.28	35.72	8.94	PSLB	PLB	PLB	PLB	PLB	PLB	–
	28.00	168.28	41.67	10.59	–	PLB	PLB	PLB	PLB	PLB	–
	32.00	168.28	47.62	12.06	–	–	PLB	PLB	PLB	PLB	PLB
7	17.00	177.80	25.30	5.87	–	–	–	–	–	–	–
	20.00	177.80	29.76	6.91	PS	PS	–	–	–	–	–
	23.00	177.80	34.23	8.05	PSLB	PLB	PLB	PLB	PLB	–	–
	26.00	177.80	38.69	9.19	–	PLB	PLB	PLB	PLB	PLB	–
	29.00	177.80	43.16	10.36	–	PLB	PLB	PLB	PLB	PLB	–
	32.00	177.80	47.62	11.51	–	PLB	PLB	PLB	PLB	PLB	–
	35.00	177.80	52.09	12.65	–	–	PLB	PLB	PLB	PLB	PLB
	38.00	177.80	56.55	13.72	–	–	PLB	PLB	PLB	PLB	PLB
	42.70	177.80	63.55	15.88	–	–	–	–	P	–	–
	46.40	177.80	69.05	17.45	–	–	–	–	P	–	–
	50.10	177.80	74.56	19.05	–	–	–	–	P	–	–
	53.60	177.80	79.77	20.62	–	–	–	–	P	–	–
	57.10	177.80	84.98	22.22	–	–	–	–	P	–	–
7-5/8	24.00	193.68	35.72	7.62	–	–	–	–		–	–
	26.40	193.68	39.29	8.33	PSLB	PSLB	PLB	PLB	PLB	–	–
	29.70	193.68	44.20	9.52	–	PLB	PLB	PLB	PLB	PLB	–
	33.70	193.68	50.15	10.92	–	PLB	PLB	PLB	PLB	PLB	–
	39.00	193.68	58.04	12.70	–	–	PLB	PLB	PLB	PLB	PLB
	42.80	193.68	63.69	14.27	–	–	PLB	PLB	PLB	PLB	PLB
	45.30	193.68	67.42	15.11	–	–	PLB	PLB	PLB	PLB	PLB
	47.10	193.68	70.09	15.88	–	–	PLB	PLB	PLB	PLB	PLB
	51.20	193.68	76.20	17.45	–	–	–	–	P	–	–
	55.30	193.68	82.30	19.05	–	–	–	–	P	–	–
7-3/4	46.10	196.85	68.61	15.11	–	–	P	P	P	P	P
8-5/8	24.00	219.08	35.72	6.71	PS	PS	–	–	–	–	–
	28.00	219.08	41.67	7.72		PS	–	–	–	–	–
	32.00	219.08	47.62	8.94	PSLB	PSLB	–	–	–	–	–
	36.00	219.08	53.58	10.16	PSLB	PSLB	PLB	PLB	PLB	PLB	–
	40.00	219.08	59.53	11.43	–	PLB	PLB	PLB	PLB	PLB	–
	44.00	219.08	65.48	12.70	–	–	PLB	PLB	PLB	PLB	–
	49.00	219.08	72.92	14.15	–	–	PLB	PLB	PLB	PLB	PLB
9-5/8	32.30	244.48	48.07	7.92	–	–	–	–	–	–	–
	36.00	244.48	53.58	8.94	PSLB	PSLB	–	–	–	–	–
	40.00	244.48	59.53	10.03	PSLB	PSLB	PLB	PLB	PLB	–	–
	43.50	244.48	64.74	11.05	–	PLB	PLB	PLB	PLB	PLB	–
	47.00	244.48	69.95	11.99	–	PLB	PLB	PLB	PLB	PLB	PLB
	53.50	244.48	79.62	13.84	–	–	PLB	PLB	PLB	PLB	PLB
	58.40	244.48	86.91	15.11	–	–	PLB	PLB	PLB	PLB	PLB
	59.40	244.48	88.40	15.47	–	–	–	–	P	–	–
	64.90	244.48	96.58	17.07	–	–	–	–	P	–	–
	70.30	244.48	104.62	18.64	–	–	–	–	P	–	–
	75.60	244.48	112.51	20.24	–	–	–	–	P	–	–
10-3/4	32.75	273.05	48.74	7.09	–	–	–	–	–	–	–
	40.50	273.05	60.27	8.89	PSB	PSB	–	–	–	–	–
	45.50	273.05	67.71	10.16	PSB	PSB	–	–	–	–	–
	51.00	273.05	75.90	11.43	PSB	PSB	PSB	PSB	PSB	PSB	–
	55.50	273.05	82.60	12.57	–	PSB	PSB	PSB	PSB	PSB	–
	60.70	273.05	90.33	13.84	–	–	–	–	PSB	PSB	PSB
	65.70	273.05	97.77	15.11	–	–	–	–	PSB	PSB	PSB
	73.20	273.05	108.94	17.07	–	–	–	–	P	–	–
	79.20	273.05	117.87	18.64	–	–	–	–	P	–	–
	85.30	273.05	126.94	20.24	–	–	–	–	P	–	–
11-3/4	42.00	298.45	62.50	8.46	–	–	–	–	–	–	–
	47.00	298.45	69.95	9.53	PSB	PSB	–	–	–	–	–
	54.00	298.45	80.36	11.05	PSB	PSB	–	–	–	–	–
	60.00	298.45	89.29	12.42	PSB	PSB	PSB	PSB	PSB	PSB	PSB
	65.00	298.45	96.73	13.56	–	–	P	P	P	P	P
	71.00	298.45	105.66	14.78	–	–	P	P	P	P	P
13-3/8	48.00	339.72	71.43	8.38	–	–	–	–	–	–	–
	54.50	339.72	81.11	9.65	PSB	PSB	–	–	–	–	–
	61.00	339.72	90.78	10.92	PSB	PSB	–	–	–	–	–
	68.00	339.72	101.20	12.19	PSB	PSB	PSB	PSB	PSB	PSB	–
	72.00	339.72	107.15	13.06	–	–	PSB	PSB	PSB	PSB	PSB
16	65.00	406.40	96.73	9.53	–	–	–	–	–	–	–
	75.00	406.40	111.62	11.13	PSB	PSB	–	–	–	–	–
	84.00	406.40	125.01	12.57	PSB	PSB	–	–	–	–	–
	109.00	406.40	162.21	16.66	P	–	P	P	–	P	P
18-5/8	87.50	473.08	130.22	11.05	PSB	PSB	–	–	–	–	–
20	94.00	508.00	139.89	11.13	PSLB	PSLB	–	–	–	–	–
	106.50	508.00	158.49	12.70	PSLB	PSLB	–	–	–	–	–
	133.00	508.00	197.93	16.13	PSLB	–	–	–	–	–	–

One of the primary factors affecting seamless tube conversion costs is the price of raw materials. The cost of the billet, which is typically made from steel scrap or iron ore, can vary significantly depending on market conditions. Fluctuations in raw Material prices can have a direct impact on the overall steel pipe cost, as higher raw material costs translate into higher conversion costs.

							Calculated Mass c
			Nominal Linear Mass T& C b,c	Wall Thick- ness				em, Mass Gain or Loss Due to End Finishing d
Labels a		Outside Diameter			Inside Diameter	Drift Diameter	Plain- end	kg
								Round Thread		Buttress Thread
							wpe
		D	kg/m	t	D	mm	kg/m	Short	Long	RC	SCC
		mm		mm	mm
1	2	3	4	5	6	7	8	9	10	11	12
10 3/4	32.75	273.05	48.74	7.09	258.9	254.91	46.5	13.94	—	— 15.38	— 3.03
10 3/4	40.5	273.05	60.27	8.89	255.3	251.31	57.91	11.91	—	14.21	1.86
10 3/4	45.5	273.05	67.71	10.16	252.7	250.82 e 248.77 246.23 246.33	65.87	11	—	14.21	1.86
10 3/4	45.5	273.05	67.71	10.16	252.7	244.48 e	65.87	11	—	13.05	0.7
10 3/4	51	273.05	75.9	11.43	250.2	244.48 e 243.94 243.94 241.40 241.40 238.86 238.86 234.95 231.80 228.60	73.75	10.11	—	13.05	0.7
10 3/4	51	273.05	75.9	11.43	250.2		73.75	10.16 f	—	12.25	–0.09
10 3/4	55.5	273.05	82.59	12.57	247.9		80.75	9.3	—	12.01	–0.34
10 3/4	55.5	273.05	82.59	12.57	247.9		80.75	9.35 f	—	12.25	–0.09
10 3/4	55.5	273.05	82.59	12.57	247.9		80.75	9.3	—	12.01	–0.34
10 3/4	55.5	273.05	82.59	12.57	247.9		80.75	9.35 f	—	11.07	—
10 3/4	60.7	273.05	90.33	13.84	245.4		88.47	8.42	—	10.87	—
10 3/4	60.7	273.05	90.33	13.84	245.4		88.47	8.47 f	—	9.98	—
10 3/4	65.7	273.05	97.77	15.11	242.8		96.12	7.54	—	9.74	—
10 3/4	65.7	273.05	97.77	15.11	242.8		96.12	7.60 f	—	—	—
10 3/4	73.2	273.05	108.93	17.07	238.9		107.76	—	—	—	—
10 3/4	79.2	273.05	117.86	18.64	235.8		116.95	—	—	—	—
10 3/4	85.3	273.05	126.94	20.24	232.6		126.19	—	—
11 3/4	42	298.45	62.5	8.46	281.5	279.40 e 277.50 275.44 272.39	62.56	13.27	—	—	—
11 3/4	42	298.45	62.5	8.46	281.5	269.88 e	62.56	13.27	—	— 16.04	—
11 3/4	47	298.45	69.94	9.52	279.41	269.88 e	67.83	12.42	—	14.5	—
11 3/4	54	298.45	80.36	11.05	276.4	269.65	78.32	11.23	—	13.12	—
11 3/4	60	298.45	89.29	12.42	273.6	269.65 e	87.61	10.17	—	13.12	—
11 3/4	60	298.45	89.29	12.42	273.6	269.88 e 267.36 264.92	87.61	9.77 f	—	13.12	—
11 3/4	60	298.45	89.29	12.42	273.6		87.61	10.17	—	13.12	—
11 3/4	60	298.45	89.29	12.42	273.6		87.61	9.77 f	—	—	—
11 3/4	65	298.45	96.73	13.56	271.3		95.27	—	—	—	—
11 3/4	65	298.45	96.73	13.56	271.3		95.27	—	—	—	—
11 3/4	71	298.45	105.66	14.78	268.9		103.4	—	—		—

Applications:	For tubular heat exchangers,condensers,and similar heat transfer apparatuses.
Size (mm):	O.D.: 6.0~168.0; W.T.: 1~15; L: max 12000

Another factor that influences seamless tube conversion costs is energy consumption. The conversion process requires substantial amounts of energy, primarily in the form of electricity and fuel. The cost of energy can vary depending on factors such as location, energy source, and market conditions. Businesses need to carefully monitor and manage their energy consumption to minimize costs and improve their overall competitiveness. Labor costs also play a significant role in determining seamless tube conversion costs. Skilled labor is required at various stages of the conversion process, including operating machinery, monitoring quality control, and conducting inspections. The wages and benefits of these skilled workers contribute to the overall steel pipe cost. Additionally, labor productivity and efficiency can impact conversion costs, making it essential for businesses to invest in training and process optimization.

Equipment and maintenance expenses are another factor to consider when calculating seamless tube conversion costs. The machinery used in the conversion process, such as heating furnaces, piercing mills, and rolling mills, require regular maintenance and occasional replacement. The cost of purchasing, maintaining, and upgrading this equipment adds to the overall steel pipe cost. Efficient equipment utilization and proactive maintenance strategies can help minimize these expenses. Transportation costs are also a significant consideration in the seamless tube conversion process. Once the tubes are manufactured, they need to be transported to their final destination, which can be a construction site, a distribution center, or a customer’s facility. The distance, mode of transportation,