SSAW Welded Steel Pipes API SEPC 5L API SPEC 5CT ASTM A53

SSAW Welded Steel Pipes API SEPC 5L API SPEC 5CT ASTM A53 System 1

SSAW Welded Steel Pipes API SEPC 5L API SPEC 5CT ASTM A53

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Loading Port:: China Main Port

Payment Terms:: TT or L/C

Min Order Qty:: 50MT m.t.

Supply Capability:: based on order m.t./month

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1.Specification of SSAW Welded Steel Pipes API SPEC 5CT ASTM A53 ASTM A53

1)Application: It is widely applied to line pipe in oil and sewage transportation , and it is used in Low pressure liquid and gassy transportation and it is also good Structure pipe in building and bridge field.

2)Standard: API SPEC 5L, API SPEC 5CT, ASTM A53, GB/T9700.1

3)Steel Grade: API SPEC 5L: B, X42, X46, X52, X56, X60, X65; API SPEC 5CT: J55, K55, N80, L80-1;ASTM A53: A, B, C; GB/T9700.1:L242、L290、L320、L360、L390、L415、L450

2. Sizes of SSAW Welded Steel Pipes API SPEC 5CT ASTM A53 ASTM A53

OD		WT
Noninal Pipe size Inches	MM	10	20	30	STD	40	60	XS	80
12	323.90		6.35	8.38	9.53	10.31	14.27	12.70	17.48
14	355.60	6.35	7.92	9.53	9.53	11.13	15.09	12.70	19.05
16	406.40	6.35	7.92	9.53	9.53	12.7	16.66	12.70	21.44
18	457.00	6.35	7.92	11.13	9.53	14.27	19.05	12.70	23.88
20	508.00	6.35	9.53	12.7	9.53	15.09	20.62	12.70	26.19
22	559.00	6.35	9.53	12.7	9.53		22.23	12.70	28.58
24	610.00	6.35	9.53	14.27	9.53	17.48	24.61	12.70	30.96
26	660.00	7.92	12.70		9.53			12.70
28	711.00	7.92	12.70	15.88	9.53			12.70
30	762.00	7.92	12.70	15.88	9.53			12.70
32	813.00	7.92	12.70	15.88	9.53	17.48		12.70
34	864.00	7.92	12.70	15.88	9.53	17.48		12.70
36	914.00	7.92	12.70	15.88	9.53	19.05		12.70
38	965.00				9.53			12.70
40	1016.00				9.53			12.70
42	1067.00				9.53			12.70
44	1118.00				9.53			12.70
46	1168.00				9.53			12.70
48	1219.00				9.53			12.70

*Remarks: Besides referred sizes, we also can arrange production based on requirement of costumers.

3. Packing&Delivery

Packing Detail: Bundles with anti-rust painting and with plastic cap

Delivery Time: Within 20-30 days upon receving prepayment or L/C

4. Data Sheet

Standard: API SPEC 5L

Mechanical Properties

Standard	Grade	（MPa）		（MPa）
		Yield strength		Tensile Strength
API SPEC 5L	PSL1
	B	≥241		≥414
	×42	≥290		≥414
	×46	≥317		≥434
	×52	≥359		≥455
	×56	≥386		≥490
	×60	≥414		≥517
	×65	≥448		≥531
	×70	≥483		≥565
	PSL2
		Min	Max	Min	Max
	B	241	448	441	758
	×42	290	496	414	758
	×46	317	524	434	758
	×52	359	531	455	758
	×56	386	544	490	758
	×60	414	565	517	758
	×65	448	600	531	758
	×70	483	621	565	758

Chemical Composition(%)

Standard	Grade	C	Mn	P	S	TI	CEV
Standard	Grade	Max	Max	Max	Max	Max	Max
API SPEC 5L	PSL1
	B	0.26	1.2	0.030	0.030	0.04	-
	×42	0.26	1.3	0.030	0.030	0.04
	×46,×52,×56，X60	0.26	1.4	0.030	0.030	0.04
	X65	0.26	1.45	0.030	0.030	0.06
	X70	0.26	1.65	0.030	0.030	0.06
	PSL2
	B	0.22	1.20	0.025	0.015	0.04	0.43
	×42	0.22	1.30	0.025	0.015	0.04
	×46,×52,×56, X60	0.22	1.40	0.025	0.015	0.04
	X65	0.22	1.45	0.025	0.015	0.06
	X70	0.22	1.65	0.025	0.015	0.06

Standard: GB/9711.1

Mechanical Properties

Standard	Grade	（MPa）	（MPa）	Min(%)
Standard	Grade	Yield strength	Tensile Strength	Elongation
GB/T9711.1	L245	≥245	≥415	21
	L290	≥290	≥415	21
	L320	≥320	≥435	20
	L360	≥360	≥460	19
	L390	≥390	≥490	18
	L415	≥415	≥520	17
	L450	≥450	≥535	17
	L485	≥485	≥570	17

Chemical Composition(%)

Standard	Grade	C	Mn	P	S
Standard	Grade	Max	Max	Max	Max
GB/T9711.1	L245	0.26	0.15	0.030	0.030
	L290	0.28	1.25	0.030	0.030
	L320, L360	0.30	1.25	0.030	0.030
	L390, L415	0.26	1.35	0.030	0.030
	L450	0.26	1.40	0.030	0.030
	L485	0.23	1.60	0.025	0.030

5. Products Showroom

ssaw welded pipe

China SSAW welded Steel Pipe

ssaw

Q:What are the different types of steel pipe supports for offshore platforms?: There are several different types of steel pipe supports used for offshore platforms, including pipe racks, pipe clamps, pipe hangers, and pipe saddles. Pipe racks are used to support multiple pipes and provide a structure for them to rest on. Pipe clamps are used to secure individual pipes to structures or walls. Pipe hangers are used to suspend pipes from overhead structures, while pipe saddles are used to support pipes on horizontal surfaces. These different types of supports are designed to ensure the stability and integrity of the pipes in offshore environments.

Q:45 and 316 which steel tubes are of high hardness?: 316 stainless steel by adding Mo element, the corrosion resistance, and high temperature strength has greatly improved, high temperature can reach 1200-1300 degrees, can be used in severe conditions. 316F stainless steel is easy to cut stainless steel with high sulfur content. Good corrosion resistance, easy processing, good smoothness, suitable for axial parts.

Q:How do you measure the thickness of steel pipes?: To measure the thickness of steel pipes, you can use various methods depending on the level of accuracy required. One commonly used method is the ultrasonic measurement technique. Ultrasonic measurement involves using an ultrasonic thickness gauge, which emits high-frequency sound waves that travel through the pipe walls and bounce back to the gauge. The time it takes for the sound waves to travel through the pipe and return provides an accurate measurement of the thickness. This method is non-destructive and can be used on both ferrous and non-ferrous materials. Another method is the use of calipers or micrometers. This involves manually measuring the outside diameter (OD) and inside diameter (ID) of the pipe and then subtracting the ID from the OD to obtain the thickness. However, this method is less accurate compared to ultrasonic measurement. In some cases, where precision is not critical, a simple tape measure or ruler can be used to measure the outside diameter of the pipe. The thickness can then be estimated by referring to standard pipe thickness charts or tables. It is important to note that measuring the thickness of steel pipes accurately is crucial for various applications such as construction, manufacturing, and engineering. Therefore, it is recommended to use appropriate measuring tools and techniques to ensure accurate results.

Q:What is the standard length of a steel pipe?: The industry and application dictate the standard length of a steel pipe, which can vary. In general, steel pipes typically range from 18 to 24 feet in length. These lengths find common usage in construction, plumbing, and various industrial applications. It is worth mentioning that custom lengths are also available to accommodate specific project needs.

Q:What is the difference between hot-finished and cold-finished steel pipes?: Hot-finished and cold-finished steel pipes are distinguished by their manufacturing processes, resulting in different characteristics and uses. Hot-finished steel pipes are manufactured by heating a solid steel billet to a high temperature and then piercing it to create a hollow tube. This process is known as hot rolling. The hot rolling process ensures that the steel is malleable and can be easily shaped into the desired form. Hot-finished steel pipes have a rough surface and more rounded edges. They are typically larger in diameter and have thicker walls. These pipes are commonly used in applications that require high strength and resistance to pressure, such as in the oil and gas industry, structural projects, and heavy machinery. In contrast, cold-finished steel pipes are made through a process called cold drawing. This involves pulling the hot-finished steel pipe through a die at room temperature to reduce its diameter and achieve the desired shape. The cold drawing process provides a more precise and smoother finish to the steel pipes. Cold-finished steel pipes have a smoother surface and sharper edges compared to hot-finished pipes. They are generally smaller in diameter and have thinner walls. Cold-finished steel pipes are commonly used in applications that require precise dimensions, such as automotive parts, construction components, and machinery manufacturing. Overall, the main difference between hot-finished and cold-finished steel pipes lies in their manufacturing processes, resulting in variations in surface finish, dimensions, and applications. Hot-finished pipes are suitable for high-strength and pressure-resistant applications, while cold-finished pipes are ideal for precise dimensions and smooth surface requirements.

Q:How many fasteners are there in a ton of steel tubes?: Steel tube (Steel pipe) production technology development began in the bicycle manufacturing industry, the rise of the early nineteenth Century during the oil development, the two world war ships, boilers, aircraft manufacturing, manufacturing of power boiler after the Second World War, the development of chemical industry of petroleum and natural gas drilling and transportation, will effectively promote the the yield and quality of varieties, the development of steel tube industry.

Q:How are steel pipes used in structural applications?: Steel pipes are commonly used in structural applications due to their strength, durability, and versatility. They can be used as load-bearing members in buildings, bridges, and other structures to provide support and stability. Additionally, steel pipes can be easily fabricated and joined together, allowing for various configurations and designs. Their resistance to corrosion and ability to withstand high temperatures also make them suitable for applications in harsh environments. Overall, steel pipes play a crucial role in enhancing the structural integrity and longevity of various construction projects.

Q:How are steel pipes used in the manufacturing of solar power systems?: Steel pipes are used in the manufacturing of solar power systems primarily for structural support and to house electrical wiring. They provide a sturdy framework for mounting solar panels, ensuring stability and durability. Additionally, steel pipes are utilized for underground wiring installations, protecting the electrical connections within the solar power system.

Q:Is there any difference between thermal expansion seamless steel pipe and seamless steel pipe?: Seamless tubes are generally produced on continuous tube mills, also known as automatic rolling mills. The round steel is cut into the required length, centering on the end face of the pipe blank and then sent to the heating furnace to punch on the piercer. At the same time, the hole rotates and advances continuously. Under the action of the roller and the plug, the inner cavity of the pipe blank is gradually formed, and the cavity is called the capillary. Sent to the automatic tube rolling mill on rolling. Finally, the thickness of the whole machine is the same, and the diameter of the sizing machine is determined to meet the specifications.

Q:How do steel pipes perform in earthquake-prone regions?: Steel pipes perform well in earthquake-prone regions due to their high strength, durability, and flexibility. The inherent properties of steel, such as its ability to absorb energy and distribute stress, make steel pipes resistant to seismic activity. Additionally, steel pipes can be designed and installed with specific measures to further enhance their seismic performance, ensuring the safety and reliability of infrastructure in earthquake-prone areas.

Covering an area of 150,000 m2, is with total assets of 500 million RMB，with annual production capacity of 500,000 tons. Currently, we has approximately 1000 employees, including many top-rankingtechnical experts and excellent management team.

1. Manufacturer Overview
Location	Tianjin, China
Year Established	2001
Annual Output Value	500,000Tons
Main Markets	Southeast Asia; Middle East; Oceania; Americas; Europe; Africa;etc.
Company Certifications	API 5L；API 5CT；ISO9001:2008 GB/T 19001-2008

2. Manufacturer Certificates
a) Certification Name
Range
Reference
Validity Period

3. Manufacturer Capability
a)Trade Capacity
Nearest Port	Tianjin;Qingdao
Export Percentage	50% - 60%
No.of Employees in Trade Department	1000-1100 People
Language Spoken:	English; Chinese; Spanish
b)Factory Information
Factory Size:	Above 150,000 square meters
No. of Production Lines	Above 10
Contract Manufacturing	OEM Service Offered; Design Service Offered
Product Price Range	Average