Stainless Steel Tube X6CrNiTi18-10, EN-10217-7

Product info

Supplier:	Tapgroup internation.,JSC
Address:	Số 32 Lô N4D, đường X2A, Yên Sở, Hoàng Mai, Hà Nội
Phone:	0084 933 86 77 86
Email:	info@tapgroup.vn
Website:	https://supplier-pipe-tube-ongthep.com
Insurance:	12 tháng
Status:	Mới 100%
Origin:	China, Korea, Malaysia, Thailand, Japan, EU, G7

Catalogue Profile

Description
Sizes for stainless steel tubes X6CrNiTi18-10, EN-10217-7

Product Name:

Stainless Steel Tube X6CrNiTi18-10, EN-10217-7

The alternative name or alias of a product:

Stainless Steel Pipe X6CrNiTi18-10, EN-10217-7

Product Description:

• Material: X6CrNiTi18-10, – Steel Number:1.4541
• Type: Welded
• Standard: EN-10217-7
• Size:
• Outer Diameter (OD): OD10.2 to OD2540
• Wall Thickness (WT): 0.5mm, 0.6mm, 0.8mm, 1.0mm, 1.2mm, 1.4mm, 1.6mm, 1.8mm, 2.0mm, 2.3mm, 2.6mm, 2.9mm, 3.2mm, 3.6mm, 4.0mm, 4.5mm, 5.0mm, 5.6mm, 6.3mm, 7.1mm, 8.0mm, 8.8mm, 10.0mm, 11mm, 12.5mm,14.2mm, 16.0mm, 17.5mm, 20mm, 22.2mm, 25mm, 28mm, 30mm, 32mm, 36mm, 40mm.
• Length: 6000mm To 12000mm
• Surface Treatment: Fusion Bonded Epoxy (FBE, Three-Layer Polyethylene (3LPE), Three-Layer Polypropylene (3LPP), Coal Tar Enamel (CTE), Concrete Weight Coating (CWC), Hot-Dip Galvanizing (HDG), Zinc-Rich Paint Coating: Zinc-rich paint, Aluminum, Ceramic Coating, Polymer Coating, Polyurethane Coating,
Quality Control:
• ISO 9001:, ISO 14001:2015, OHSAS 18001:2007 Quality management systems – Requirements
• Other:
• Certification:
• EN 10204 3.1: Inspection certificate type 2.1, 3.1 and 3.2 issued in accordance with EN 10204
• Shipping: Delivery of goods to the address requested by the customer

Chemical composition

As mentioned earlier, X6CrNiTi18-10 is an austenitic stainless steel and is commonly referred to as AISI 321 or 1.4541. Its chemical composition is as follows:

Steel grade

Others

Steel name

Steel number

max

X6CrNiTi18-10

1.4541

0.08

1.00

2.00

0.045^b

0.015^b

─

17.0 to 19.0

─

9.0 to 12.0

Ti5xC to 0.7

The addition of titanium to X6CrNiTi18-10 helps to stabilize the material against sensitization and intergranular corrosion at high temperatures. This also makes it suitable for use in environments where the temperature ranges between 400°C and 800°C. EN-10217-7 specifies the chemical composition requirements for welded stainless steel tubes for pressure purposes, including X6CrNiTi18-10. The composition may vary slightly depending on the production method and the requirements of the specific application. It is important to consult the relevant standards and specifications for the specific chemical composition requirements of the tubes for a given application.

Mechanical Properties

X6CrNiTi18-10 is a type of austenitic stainless steel, also known as 1.4541 or AISI 321. It contains 18% chromium, 10% nickel, and 0.08% carbon, along with small amounts of titanium and manganese.
EN-10217-7 is the European standard for welded stainless steel tubes for pressure purposes. It specifies the requirements for tubes made from austenitic and austenitic-ferritic stainless steel grades, including X6CrNiTi18-10.

Steel name: X6CrNiTi18-10

Steel number: 1.4541

Tensile strength: 500 Mpa

Yield strength: 210 Mpa

Elongation: a minimum of 35%

Hardness: 170-220 HV.

The specific mechanical properties of X6CrNiTi18-10 stainless steel tubes can vary depending on factors such as the manufacturing process, heat treatment, and dimensions of the tube. It is important to consult the relevant standards and specifications for the specific requirements and properties of the tubes for a given application.

Inspection and testing

EN-10217-7 specifies the requirements for the inspection and testing of welded stainless steel tubes for pressure purposes, including X6CrNiTi18-10. The inspection and testing procedures aim to ensure that the tubes meet the specified requirements for quality, safety, and performance.
The inspection and testing requirements include visual inspection, dimensional inspection, non-destructive testing, and mechanical testing. These procedures are carried out during the manufacturing process, after welding and before delivery of the tubes.
Visual inspection involves examining the surface of the tube to ensure that it is free from any visible defects such as cracks, dents, or scratches. Dimensional inspection checks the dimensions of the tube to ensure they meet the specified requirements.
Non-destructive testing methods such as eddy current testing, ultrasonic testing, and X-ray testing are used to detect any internal or surface defects in the tube. These methods are used to detect defects such as cracks, porosity, inclusions, or voids.
Mechanical testing involves testing the tubes to ensure they meet the specified requirements for mechanical properties such as yield strength, tensile strength, elongation, and hardness. This testing is carried out using specialized equipment and is typically performed on a sample of the tubes.
Additional testing may also be required depending on the specific application and requirements of the customer. It is important to consult the relevant standards and specifications for the specific inspection and testing requirements for X6CrNiTi18-10 stainless steel tubes for a given application.

Pressure and Temperature Ratings

The pressure and temperature ratings of X6CrNiTi18-10 stainless steel tubes in accordance with EN-10217-7 depend on various factors such as the dimensions of the tube, the manufacturing method, and the specific application.
EN-10217-7 provides guidance on the maximum allowable working pressures (MAWP) for stainless steel tubes based on their dimensions and wall thickness. The MAWP is the maximum pressure that a tube can safely withstand at a given temperature without experiencing deformation or failure.
The maximum allowable working pressure for X6CrNiTi18-10 stainless steel tubes can be calculated using the following formula:
MAWP = (2 x t x S) / D
where:
• t is the wall thickness of the tube in millimeters
• S is the allowable stress for the material in megapascals (MPa)
• D is the outside diameter of the tube in millimeters
The allowable stress for X6CrNiTi18-10 stainless steel at various temperatures can be found in the relevant standards and specifications.
The maximum allowable working pressure of X6CrNiTi18-10 stainless steel tubes increases with decreasing temperature and decreasing wall thickness. Similarly, the maximum allowable working pressure decreases with increasing temperature and increasing wall thickness.
It is important to consult the relevant standards and specifications and to consider the specific application and operating conditions when determining the appropriate pressure and temperature ratings for X6CrNiTi18-10 stainless steel tubes.

Standard marking for steel tubes

X6CrNiTi18-10 stainless steel tubes in accordance with EN-10217-7 are typically marked in accordance with the standard requirements for welded stainless steel tubes. The marking provides important information about the product, including its material, dimensions, and manufacturer.
The standard marking requirements for X6CrNiTi18-10 stainless steel tubes in accordance with EN-10217-7 include the following:
1. Manufacturer's mark: The manufacturer's mark or trademark is typically stamped or painted on the tube to indicate the source of the product.
2. Steel grade: The steel grade of the tube, in this case X6CrNiTi18-10, is typically marked on the tube.
3. Size and dimensions: The outside diameter and wall thickness of the tube are typically marked on the tube. This information is used to ensure that the tube meets the specified dimensional requirements.
4. Heat number: The heat number is a unique identifier assigned to each batch of tubes. It is used to trace the origin of the tube and to ensure that it was produced using the specified manufacturing process and materials.
5. Batch or lot number: The batch or lot number is a unique identifier assigned to each production lot of tubes. It is used to track the tubes throughout the manufacturing process and to ensure that they meet the specified requirements.
6. Pressure rating: The maximum allowable working pressure of the tube may be marked on the tube, depending on the requirements of the specific application.
It is important to consult the relevant standards and specifications for the specific marking requirements for X6CrNiTi18-10 stainless steel tubes for a given application.

Standard packing for steel Tubes

X6CrNiTi18-10 stainless steel tubes in accordance with EN-10217-7 are typically packed in a manner that ensures their safe transport and storage, while also protecting them from any damage or contamination.
The standard packing requirements for X6CrNiTi18-10 stainless steel tubes may include the following:
1. Wooden boxes or crates: Tubes are often packed in wooden boxes or crates to protect them during transport and storage. The boxes or crates may be lined with moisture-resistant materials to prevent any corrosion or damage to the tubes.
2. Plastic or metal caps: Plastic or metal caps may be used to protect the ends of the tubes from damage and to prevent any contamination during transport and storage.
3. Plastic wrapping: Tubes may be wrapped in plastic to protect them from any moisture or other contaminants during transport and storage.
4. Strapping or banding: Tubes may be strapped or banded together to secure them during transport and to prevent any movement or damage.
5. Marking and labeling: The boxes or crates may be marked and labeled with information such as the manufacturer's name, product name, dimensions, and quantity.
It is important to consult the relevant standards and specifications for the specific packing requirements for X6CrNiTi18-10 stainless steel tubes for a given application. The packing requirements may vary depending on the size and quantity of the tubes, the mode of transport, and the specific requirements of the customer.

Supplier

TAP Vietnam International Investment Joint Stock Company (TAP Vietnam) is a leading supplier of stainless steel tubes in Vietnam. The company specializes in providing high-quality tubes made from various grades of stainless steel, including X6CrNiTi18-10 in accordance with EN-10217-7.
Stainless steel tubes are widely used in various industries due to their excellent properties such as high corrosion resistance, durability, and strength. They are commonly used in applications such as heat exchangers, boilers, pressure vessels, and piping systems.
TAP Vietnam offers a wide range of stainless steel tubes in various sizes, dimensions, and specifications to meet the diverse needs of its customers. The company is committed to providing high-quality products that meet the highest standards of quality and performance.
One of the key products offered by TAP Vietnam is X6CrNiTi18-10 stainless steel tubes in accordance with EN-10217-7. This grade of stainless steel is a commonly used austenitic stainless steel with good corrosion resistance and high strength. It is often used in applications that require high-temperature resistance and excellent corrosion resistance.
The X6CrNiTi18-10 stainless steel tubes offered by TAP Vietnam are manufactured using the latest technology and production methods to ensure the highest quality and consistency. The tubes are produced using a range of manufacturing processes such as hot-rolling, cold-drawing, and welding to meet the specific requirements of different applications.
In addition to offering high-quality stainless steel tubes, TAP Vietnam also provides a range of value-added services such as cutting, polishing, and customized packaging to meet the specific needs of its customers.
The company's commitment to quality, reliability, and customer satisfaction has earned it a reputation as a leading supplier of stainless steel tubes in Vietnam. TAP Vietnam's experienced and knowledgeable team is dedicated to providing the highest level of service and support to its customers, ensuring that their needs are met in a timely and efficient manner.
In conclusion, TAP Vietnam International Investment Joint Stock Company is a reliable and trusted supplier of stainless steel tubes in Vietnam. With its wide range of high-quality products, commitment to customer satisfaction, and value-added services, TAP Vietnam is the go-to source for all your stainless steel tube needs. Whether you need X6CrNiTi18-10 stainless steel tubes or any other grade of stainless steel tubes, TAP Vietnam has you covered.

Dimensions of Steel tube EN 10217-7
dimensions in mm
Outside diameter D series ^a			Wall thickness T
Outside diameter D series ^a			Wall thickness T
1	2	3	0.5	0.6	0.8	1	1.2	1.4	1.6	1.8	2	2.3	2.6	2.9	3.2	3.6	4	4.5	5	5.6
10.2
	12
	12.7
13.5
		14
	16
17.2
		18
	19
	20
21.3
		22
	25
		25.4
26.9
		30
	31.8
	32
33.7
		35
	38
	40
42.4
42.4		44.5
48.3
	51
		54
	57
60.3
	63.5
	70
		73
76.1
76.1		82.5
88.9
	101.6
		108
114.3
	127
	133
139.7
		141.3
		152.4
		159
168.3
		177.8
		193.7
219.1
219.1		244.5
273
323.9
355.6
406.4
457
508
508		559
610
610		660
711
711	762
813
813		864
914
1 016
1 067
1 118
1 118	1 168
1 219
1 219	1.321
1.422
Preferred dimensions (concluded)
dimensions in mm
Outside diameter D series ^a			Wall thickness T
1	2	3	6.3	7.1	8	8.8	10	11	12.5	14.2	16	17.5	20	22.2	25	28	30	32	36	40
		30
	31.8
	32
33.7
		35
	38
	40
42.4
		44.5
48.3
	51
		54
	57
60.3
	63.5
	70
		73
76.1
		82.5
88.9
	101.6
		108
114.3
	127
	133
139.7
		141.3
		152.4
		159
168.3
		177.8
		193.7
219.1
		244.5
273
323.9
355.6
406.4
457
508
		559
610
		660
711
	762
813
		864
914
1 016
1 067
1 118
	1 168
1 219
	1 321
1 422
	1 524
1 626
	1 727
1 829
	1 930
2 032
	2 134
2 235
	2 337
	2 438
2.540
^aseries 1 = diameters for which all the accessories needed for the construction of piping system are standardised; series 2 = diameters for which not all the accessories are standardised; series 3 = diameters for special application for which very few standardised accessories exist.



Tolerances Tolerances on diameter and thickness The diameter and the wall thickness of the tubes shall be within the tolerance limits given


Tolerances on outside diameter and wall thickness
dimension in mm
Outside diameter D					Tolerance on
					outside diameter D						wall thickness T^a
					outside diameter D						T ≤ 5					5 < T d ≤ 40
D ≤ 219,1					± 1% or ± 0,5 whichever is the greater						± 10 % or ± 0,3 whichever is the greater					± 8 % or ± 2 whichever is the smaller
D ≤ 219,1					± 1% or ± 0,5 whichever is the greater
D > 219,1					± 0,75 % or ± 6 whichever is the smaller
D > 219,1					± 0,75 % or ± 6 whichever is the smaller
Height of the weld seam The height of the external and internal weld seam shall be within the limits indicated


Maximum height of the weld seam for EW and BW tubes
dimension in mm
Manufacturing Process						Quality TR1								Quality TR2
Manufacturing Process						Outside				Inside				Outside				Inside
EW						Trimmed				1,5				Trimmed				0,5 + 0,05 T
BW						As rolled				0,5 + 0,05T				—				—
Maximum height of the weld seam for SAW tubes
dimensions in mm
Wall thickness T								Maximum height of the weld seam
Wall thickness T								Inside							Outside
T ≤ 12,5								3,5							3,5
T > 12,5								4,8							4,8
Height of the weld seam The height of the external and internal weld seam shall be within the limits indicated Radial offset of plate or strip edges at the weld for SAW tubes The radial offset of the abutting plate or strip edges shall be within the limits indicated



Maximum radial offset of the abutting plate or strip
dimensions in mm
Wall Thickness T								Maximum radial offset
T ≤ 12,5								1.6
T > 12,5								0,125 T with a max. of 3,2
Misalignment of the weld seam of SAW tubes Misalignment of the weld seam shall be acceptable provided complete penetration and complete fusion are achieved. Tolerances on exact length The tolerances for exact lengths shall be as given



Tolerances on exact length
dimensions in mm
Length								Tolerances on exact length for outside diameter (D)
L								< 406,4							≥ 406,4
L ≤ 6000								+10 0							+25 0
L ≤ 6000								+10 0							+25 0
6000 < L ≤ 12000								+15 0							+50 0
6000 < L ≤ 12000								+15 0							+50 0
L > 12000								+ by agreement 0
L > 12000								+ by agreement 0

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