What is a Casing Pipe? – Definition from casingtube

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Tensile and hardness requirements
grade			yield strength MPa		Tensile Strength	Hardness a,c		Specified wall thickness	Allowable Hardness Variation b
	type	Total Elongation Under Load			min MPa	max
			min	max		HRC	HBW	mm	HRC
1	2	3	4	5	6	7	8	9	10
h40	—	0.5	276	552	414	—	—	—	—
J55	—	0.5	379	552	517	—	—	—	—
K55	—	0.5	379	552	655	—	—	—	—
N80	1	0.5	552	758	689	—	—	—	—
N80	Q	0.5	552	758	689	—	—	—	—
R95	—	0.5	655	758	724	—	—	—	—
L80 L80	1	0.5	552	655	655	23	241	—	—
L80	9Cr 13Cr	0.5	552	655	655	23	241	—	—
		0.5	552	655	655	23	241	—	—
C90	1	0.5	621	724	689	25.4	255	£12.70	3
								12.71 to 19.04	4
								19.05 to 25.39	5
								³ 25.40	6
T95	1	0.5	655	758	724	25.4	255	£12.70	3
								12.71 to 19.04	4
								19.05 to 25.39	5
								³ 25.40	6
C110	—	0.7	758	828	793	30	286	£12.70	3
								12.71 to 19.04	4
								19.05 to 25.39	5
								³ 25.40	6
P110	—	0.6	758	965	862	—	—	—	—
Q125	1	0.65	862	1034	931	b	—	£12.70	3
								12.71 to 19.04 19.05	4
									5
a In case of dispute, laboratory Rockwell C hardness testing shall be used as the referee method.
b No hardness limits are specified, but the maximum variation is restricted as a manufacturing control in accordance with 7.8 and 7.9.
c For through-wall hardness tests of grades L80 (all types), C90, T95 and C110, the requirements stated in HRC scale are for maximum mean hardness number.

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							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	—	—		—

First, make sure you’re using energy-efficient appliances. Look for the Energy Star label when you’re shopping for new appliances. This will help you save money on your energy bills.

Second, use natural light whenever possible. Open your curtains and blinds during the day to let in natural light. This will help you save energy and money on your electricity bills.

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Fourth, unplug electronics when you’re not using them. Even when they’re turned off, electronics can still use energy. Unplugging them will help you save energy and money.

Finally, use a programmable thermostat. This will help you save energy by automatically adjusting the temperature in your home.

We hope these tips help you make your home more energy efficient. Good luck!

exploring the benefits of Casing Pipe: what is a Casing Pipe and how Can it Help Your Project?

Have you ever heard of a casing pipe? If not, you’re not alone. casing pipes are an important part of many construction projects, but they’re often overlooked. In this article, we’ll explain what casing pipes are and how they can help your project.

A casing pipe is a large pipe that is used to line the walls of a borehole or tunnel. It’s typically made of steel, but can also be made of other materials such as concrete or plastic. The purpose of the casing pipe is to provide structural support and prevent the walls of the borehole or tunnel from collapsing.

Casing pipes can be used in a variety of projects, including water and sewer lines, Oil and gas pipelines, and even underground electrical lines. They can also be used to protect underground cables and pipes from damage caused by shifting soil or other environmental factors.

The benefits of using casing pipes are numerous. For starters, they provide a strong and durable barrier that can protect your project from the elements. They also help to reduce the risk of water or gas leaks, which can be costly and dangerous. Additionally, casing pipes can help to reduce the amount of time and money spent on excavation and installation.

In short, casing pipes can be a great addition to any project. They provide structural support, protect against environmental damage, and can save you time and money. If you’re looking for a way to make your project more efficient and cost-effective, consider using casing pipes.