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What is stainless steel welded pipe?
SINCO stainless steel welded pipe is a type of pipe that is constructed by welding stainless steel sheets or coils.Stainless steel is a corrosion-resistant alloy that contains iron,chromium,nickel,and other elements.It is widely used in various industries due to its excellent durability,corrosion resistance,and aesthetic appeal.
The process of creating a stainless steel welded pipe involves joining two or more pieces of stainless steel by using welding techniques.The welding process can be performed using various methods,such as TIG(Tungsten Inert Gas),MIG(Metal Inert Gas),or even more specialized techniques like laser welding.The choice of welding method depends on factors like the thickness of the pipe,the intended use,and the desired quality of the weld.
What is welded steel pipe used for?
Plumbing and water systems:stainless steel pipes are commonly used for transporting water and other liquids due to their corrosion resistance,which helps prevent rust and contamination of the fluid.
Industrial Processing:They are used in industries like chemical processing,food and beverage,pharmaceuticals,and petrochemicals due to their resistance to corrosion and high temperatures.
Construction:Stainless steel pipes are used in construction for various applications,such as handrails,balustrades,structural components,and architectural elements.
Oil and gas:They are used in the oil and gas industry for transporting oil,gas,and other fluids in both onshore and offshore applications.
Automotive:Stainless steel pipes find applications in the automotive industry for exhaust systems,where their resistance to heat and corrosion is crucial.
Heat Exchangers:They are used in heat exchangers,where stainless steel’s corrosion resistance and thermal properties are advantageous.
What are the benefits of welded pipes?
Corrosion Resistance
Fire and Heat Resistance
Hygiene
Low maintenance
Cost effective
Recyclable
What is the standard for welded pipe?
Standards | Grades | Standards | Grades |
ASTM | A312,A778,A358,A249,A269,A270, A554,A790,A789,A928 | ASTM/ASME | TP304,TP304L,TP304H,TP316,TP316L,TP321, TP321H,TP310S,TP310H,TP317,TP317L,TP347, TP347H,TP409,TP430,TP444,N08904,S31803, S32205,S32750,S32760 |
JIS | G3459,G3468,G3446,G3463,G3448 | ||
EN | EN 10217-7,EN10312 | EN | 1.4301,1.4306,1.4307,1.4401,1.4404,1.4410,1.4429, 1.4462,1.4541,1.4571, 1.4539, 1.4550 |
DIN | DIN17457,DIN11850 | ||
GB | GB/T12770,GB/T12771,GB/T24593GB/T19228,GB/T21832 | GB/HG | 12Cr18Ni9,06Cr19Ni10,22Cr19Ni10,07Cr19Ni10, 06Cr23Ni13,06Cr25Ni20,06Cr17Ni12Mo2, 06Cr19Ni13Mo3,022Cr19Ni13Mo3,06Cr18Ni11Ti, 06Cr18Ni11Nb,07Cr18Ni11Nb,022Cr22Ni5Mo3N, 022Cr23Ni5Mo3N,022Cr25Ni7Mo4N |
HG | HG20537.1,HG20537.2,HG20537.3, HG20537.4 | ||
Non-Standard products are available upon customer requirements. Other Grades are available upon customer requirements after PQR. | |||
Outside & Wall Thickness
STAINLESS STEEL (ASTM /ANSI) | ||||||||||
SIZE | O.D | SCH5S | SCH10S | SCH10 | SCH20S | SCH40S | SCH40 | STD | SCH80S | SCH80 |
1/8" | 10.29 | - | 1.24 | 1.24 | - | 1.73 | 1.73 | 1.73 | 2.41 | 2.41 |
1/4" | 13.72 | - | 1.65 | 1.65 | - | 2.24 | 2.24 | 2.24 | 3.02 | 3.02 |
3/8" | 17.15 | - | 1.65 | 1.65 | - | 2.31 | 2.31 | 2.31 | 3.20 | 3.20 |
1/2" | 21.34 | 1.65 | 2.11 | 2.11 | - | 2.77 | 2.77 | 2.77 | 3.73 | 3.73 |
3/4" | 26.67 | 1.65 | 2.11 | 2.11 | - | 2.87 | 2.87 | 2.87 | 3.91 | 3.91 |
1" | 33.4 | 1.65 | 2.77 | 2.77 | - | 3.38 | 3.38 | 3.38 | 4.55 | 4.55 |
1-1/4" | 42.16 | 1.65 | 2.77 | 2.77 | - | 3.56 | 3.56 | 3.56 | 4.85 | 4.85 |
1-1/2" | 48.26 | 1.65 | 2.77 | 2.77 | - | 3.68 | 3.68 | 3.68 | 5.08 | 5.08 |
2" | 60.33 | 1.65 | 2.77 | 2.77 | - | 3.91 | 3.91 | 3.91 | 5.54 | 5.54 |
2-1/2" | 73.03 | 2.11 | 3.05 | 3.05 | - | 5.16 | 5.16 | 5.16 | 7.01 | 7.01 |
3" | 88.9 | 2.11 | 3.05 | 3.05 | - | 5.49 | 5.49 | 5.49 | 7.62 | 7.62 |
3-1/2" | 101.6 | 2.11 | 3.05 | 3.05 | - | 5.74 | 5.74 | 5.74 | 8.08 | 8.08 |
4" | 114.3 | 2.11 | 3.05 | 3.05 | - | 6.02 | 6.02 | 6.02 | 8.56 | 8.56 |
5" | 141.3 | 2.77 | 3.40 | 3.40 | - | 6.55 | 6.55 | 6.55 | 9.53 | 9.53 |
6" | 168.28 | 2.77 | 3.40 | 3.40 | - | 7.11 | 7.11 | 7.11 | 10.97 | 10.97 |
8" | 219.08 | 2.77 | 3.76 | 3.76 | 6.35 | 8.18 | 8.18 | 8.18 | 12.70 | 12.70 |
10" | 273.05 | 3.40 | 4.19 | 4.19 | 6.35 | 9.27 | 9.27 | 9.27 | 12.70 | 15.09 |
12" | 323.85 | 3.96 | 4.57 | 4.57 | 6.35 | 9.52 | 10.31 | 9.52 | 12.70 | 17.48 |
14" | 355.6 | 3.96 | 4.78 | 6.35 | 7.92 | - | 11.13 | 9.52 | - | 19.05 |
16" | 406.4 | 4.19 | 4.78 | 6.35 | 7.92 | - | 12.70 | 9.52 | - | 21.44 |
18" | 457.2 | 4.19 | 4.78 | 6.35 | 7.92 | - | 14.27 | 9.52 | - | 23.83 |
20" | 508.0 | 4.78 | 5.54 | 6.35 | 9.52 | - | 15.09 | 9.52 | - | 26.19 |
22" | 558.8 | 4.78 | 5.54 | 6.35 | 9.52 | - | 15.09 | 9.52 | - | 28.58 |
24" | 609.6 | 5.54 | 6.35 | 6.35 | 9.52 | - | 17.48 | 9.52 | - | 30.96 |
26" | 660.4 | - | - | 7.92 | 12.7 | - | 17.48 | 9.52 | - | - |
What is stainless steel welded pipe?
SINCO stainless steel welded pipe is a type of pipe that is constructed by welding stainless steel sheets or coils.Stainless steel is a corrosion-resistant alloy that contains iron,chromium,nickel,and other elements.It is widely used in various industries due to its excellent durability,corrosion resistance,and aesthetic appeal.
The process of creating a stainless steel welded pipe involves joining two or more pieces of stainless steel by using welding techniques.The welding process can be performed using various methods,such as TIG(Tungsten Inert Gas),MIG(Metal Inert Gas),or even more specialized techniques like laser welding.The choice of welding method depends on factors like the thickness of the pipe,the intended use,and the desired quality of the weld.
What is welded steel pipe used for?
Plumbing and water systems:stainless steel pipes are commonly used for transporting water and other liquids due to their corrosion resistance,which helps prevent rust and contamination of the fluid.
Industrial Processing:They are used in industries like chemical processing,food and beverage,pharmaceuticals,and petrochemicals due to their resistance to corrosion and high temperatures.
Construction:Stainless steel pipes are used in construction for various applications,such as handrails,balustrades,structural components,and architectural elements.
Oil and gas:They are used in the oil and gas industry for transporting oil,gas,and other fluids in both onshore and offshore applications.
Automotive:Stainless steel pipes find applications in the automotive industry for exhaust systems,where their resistance to heat and corrosion is crucial.
Heat Exchangers:They are used in heat exchangers,where stainless steel’s corrosion resistance and thermal properties are advantageous.
What are the benefits of welded pipes?
Corrosion Resistance
Fire and Heat Resistance
Hygiene
Low maintenance
Cost effective
Recyclable
What is the standard for welded pipe?
Standards | Grades | Standards | Grades |
ASTM | A312,A778,A358,A249,A269,A270, A554,A790,A789,A928 | ASTM/ASME | TP304,TP304L,TP304H,TP316,TP316L,TP321, TP321H,TP310S,TP310H,TP317,TP317L,TP347, TP347H,TP409,TP430,TP444,N08904,S31803, S32205,S32750,S32760 |
JIS | G3459,G3468,G3446,G3463,G3448 | ||
EN | EN 10217-7,EN10312 | EN | 1.4301,1.4306,1.4307,1.4401,1.4404,1.4410,1.4429, 1.4462,1.4541,1.4571, 1.4539, 1.4550 |
DIN | DIN17457,DIN11850 | ||
GB | GB/T12770,GB/T12771,GB/T24593GB/T19228,GB/T21832 | GB/HG | 12Cr18Ni9,06Cr19Ni10,22Cr19Ni10,07Cr19Ni10, 06Cr23Ni13,06Cr25Ni20,06Cr17Ni12Mo2, 06Cr19Ni13Mo3,022Cr19Ni13Mo3,06Cr18Ni11Ti, 06Cr18Ni11Nb,07Cr18Ni11Nb,022Cr22Ni5Mo3N, 022Cr23Ni5Mo3N,022Cr25Ni7Mo4N |
HG | HG20537.1,HG20537.2,HG20537.3, HG20537.4 | ||
Non-Standard products are available upon customer requirements. Other Grades are available upon customer requirements after PQR. | |||
Outside & Wall Thickness
STAINLESS STEEL (ASTM /ANSI) | ||||||||||
SIZE | O.D | SCH5S | SCH10S | SCH10 | SCH20S | SCH40S | SCH40 | STD | SCH80S | SCH80 |
1/8" | 10.29 | - | 1.24 | 1.24 | - | 1.73 | 1.73 | 1.73 | 2.41 | 2.41 |
1/4" | 13.72 | - | 1.65 | 1.65 | - | 2.24 | 2.24 | 2.24 | 3.02 | 3.02 |
3/8" | 17.15 | - | 1.65 | 1.65 | - | 2.31 | 2.31 | 2.31 | 3.20 | 3.20 |
1/2" | 21.34 | 1.65 | 2.11 | 2.11 | - | 2.77 | 2.77 | 2.77 | 3.73 | 3.73 |
3/4" | 26.67 | 1.65 | 2.11 | 2.11 | - | 2.87 | 2.87 | 2.87 | 3.91 | 3.91 |
1" | 33.4 | 1.65 | 2.77 | 2.77 | - | 3.38 | 3.38 | 3.38 | 4.55 | 4.55 |
1-1/4" | 42.16 | 1.65 | 2.77 | 2.77 | - | 3.56 | 3.56 | 3.56 | 4.85 | 4.85 |
1-1/2" | 48.26 | 1.65 | 2.77 | 2.77 | - | 3.68 | 3.68 | 3.68 | 5.08 | 5.08 |
2" | 60.33 | 1.65 | 2.77 | 2.77 | - | 3.91 | 3.91 | 3.91 | 5.54 | 5.54 |
2-1/2" | 73.03 | 2.11 | 3.05 | 3.05 | - | 5.16 | 5.16 | 5.16 | 7.01 | 7.01 |
3" | 88.9 | 2.11 | 3.05 | 3.05 | - | 5.49 | 5.49 | 5.49 | 7.62 | 7.62 |
3-1/2" | 101.6 | 2.11 | 3.05 | 3.05 | - | 5.74 | 5.74 | 5.74 | 8.08 | 8.08 |
4" | 114.3 | 2.11 | 3.05 | 3.05 | - | 6.02 | 6.02 | 6.02 | 8.56 | 8.56 |
5" | 141.3 | 2.77 | 3.40 | 3.40 | - | 6.55 | 6.55 | 6.55 | 9.53 | 9.53 |
6" | 168.28 | 2.77 | 3.40 | 3.40 | - | 7.11 | 7.11 | 7.11 | 10.97 | 10.97 |
8" | 219.08 | 2.77 | 3.76 | 3.76 | 6.35 | 8.18 | 8.18 | 8.18 | 12.70 | 12.70 |
10" | 273.05 | 3.40 | 4.19 | 4.19 | 6.35 | 9.27 | 9.27 | 9.27 | 12.70 | 15.09 |
12" | 323.85 | 3.96 | 4.57 | 4.57 | 6.35 | 9.52 | 10.31 | 9.52 | 12.70 | 17.48 |
14" | 355.6 | 3.96 | 4.78 | 6.35 | 7.92 | - | 11.13 | 9.52 | - | 19.05 |
16" | 406.4 | 4.19 | 4.78 | 6.35 | 7.92 | - | 12.70 | 9.52 | - | 21.44 |
18" | 457.2 | 4.19 | 4.78 | 6.35 | 7.92 | - | 14.27 | 9.52 | - | 23.83 |
20" | 508.0 | 4.78 | 5.54 | 6.35 | 9.52 | - | 15.09 | 9.52 | - | 26.19 |
22" | 558.8 | 4.78 | 5.54 | 6.35 | 9.52 | - | 15.09 | 9.52 | - | 28.58 |
24" | 609.6 | 5.54 | 6.35 | 6.35 | 9.52 | - | 17.48 | 9.52 | - | 30.96 |
26" | 660.4 | - | - | 7.92 | 12.7 | - | 17.48 | 9.52 | - | - |
