ASTM A312 TP304H Stainless Steel Pipe
SS 304H Welded Pipe Supplier, ASTM A312 TP 304H ERW
Superior Steel Overseas is acknowldeged manufacturer, supplier, distributor and exporter of Stainless Steel 304H Welded Pipe. Grade“H” in 304H stands for “High Carbon Content”, indicating carbon content of not less than 0.04% and not more than 0.10%.The main advantage of SS 304H welded pipe tensile and yield strength is greater than 304L, as the higher carbon content increases its strength.Welded 304H pipeare widely used for manufacturing boilers, pressure vessels and heat exchangers for fertilizer plants, chemical plants, petroleum refineries, and power generation plants.304H stainless steel welded pipes is a strong, tough metal with high corrosion protection, high temperature resistance and the ability to be sterlized.We are specialized in supply ASTM A312 TP304H ERW Pipe after Mill Test Certificate as per EN 10204 as per 3.1/3.2 TC.These ASTM A312 TP304H EFW Pipe is widely used by the fabrication industry and all standard welding techniques can be used on 304H welding pipes.304H stainless steels are widely used to resists ordinary rusting in most applications.We are India’s most reputed SS 304H Welded Pipe Supplier.We are specialises in offering hard to find sizes in SS 304H ERW Pipes for applications in the oil and gas, petrochemical, pharmaceutical, food processing, and chemical industries. We have huge inventory of SS 304H ASTM A312 Welded Pipe primarily consist of the austenitic grades of stainless steel 304H. Buy high quality 304H Welded Pipes at lowest price in India.
Stainless Steel 304H Welded Pipe Specification
| Specifications | ASTM A/ASME SA213/A249/A269/A312/A358 CL. I to V ASTM A789/A790 |
|---|---|
| Dimensions | ASTM, ASME and API |
| 304H Pipes & Tubes | 1/2" NB – 16" NB |
| ERW 304H Pipes & Tubes | 1/2" NB – 24" NB |
| EFW 304H Pipes & Tubes | 6" NB – 100" NB |
| Size Range : | 1/8” NB to 36” NB, 1/4” OD to 36” OD |
| Length : | up to 26 Meters |
| Thickness : | 0.8 mm to 12.7 mm |
| Outer Diameter : | 6.35 mm O.D to 114.3 mm O.D |
| Specialized in | Large Diameter Size |
| Schedule | SCH5, SCH10, SCH20, SCH30, SCH40, Std, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
| Type | Seamless / ERW / Welded / Fabricated / LSAW Pipes |
| Form | Round, Square, Rectangular, Hydraulic Etc |
| Length | Single Random, Double Random & Cut Lengtd. |
| Welded Pipe Size | ASTM A312, MIL-P-1 144 and DuPont S.W.41M. |
| End Protection: | Plastic Caps |
| Outside Finish: | 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Pipes, Finish as per customer Requirements |
| Inspection, Test Reports: | Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports, Destructive Test Report, Non Destructive Test Reports |
| Packing | Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests |
| End | Plain End, Beveled End, Treaded,Welded and Seamless Cold Drawn, Annealed and Pickled 20′ Random Lengths |
Stainless Steel ASTM A312 TP304H Welded Pipe Sizes
| NPS | OD | SCH 5S | SCH 10S | SCH 40S | SCH 80S |
| 1/4 | 13.72 | – | 1.65 | 2.24 | 3.02 |
| 3/8 | 17.15 | – | 1.65 | 2.31 | 3.2 |
| 1/2 | 21.34 | 1.65 | 2.11 | 2.77 | 3.73 |
| 3/4 | 26.67 | 1.65 | 2.11 | 2.87 | 3.91 |
| 1 | 33.4 | 1.65 | 2.77 | 3.38 | 4.55 |
| 1.25 | 42.16 | 1.65 | 2.77 | 3.56 | 4.85 |
| 1.5 | 48.26 | 1.65 | 2.77 | 3.68 | 5.08 |
| 2 | 60.33 | 1.65 | 2.77 | 3.91 | 5.54 |
| 2.5 | 73.03 | 2.11 | 3.05 | 5.16 | 7.01 |
| 3 | 88.9 | 2.11 | 3.05 | 5.49 | 7.62 |
| 3.5 | 101.6 | 2.11 | 3.05 | 5.74 | 8.08 |
| 4 | 114.3 | 2.11 | 3.05 | 6.02 | 8.56 |
| 5 | 141.3 | 2.77 | 3.4 | 6.55 | 9.53 |
| 6 | 168.28 | 2.77 | 3.4 | 7.11 | 10.97 |
| 8 | 219.08 | 2.77 | 3.76 | 8.18 | 12.7 |
| 10 | 273.05 | 3.4 | 4.19 | 9.27 | 12.7 |
| 12 | 323.85 | 3.96 | 4.57 | 9.53 | 12.7 |
| 14 | 355.6 | 3.96 | 4.78 | 9.53 | 12.7 |
| 16 | 406.4 | 4.19 | 4.78 | 9.53 | 12.7 |
| 18 | 457.2 | 4.19 | 4.78 | 9.53 | 12.7 |
| 20 | 508 | 4.78 | 5.54 | 9.53 | 12.7 |
| 22 | 558.8 | 4.78 | 5.54 | – | – |
| 24 | 609.6 | 5.54 | 6.35 | 9.53 | 12.7 |
| 26 | 660.4 | – | – | – | – |
| 28 | 711.2 | – | – | – | – |
| 30 | 762 | 6.35 | 7.92 | – | – |
ASTM A312 SS 304H Welded Pipe Schedule Chart
| NB Sizes | Sch 5 | Sch 10 | Sch 40 | Sch 80 | Sch 160 |
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1/8″
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1/4″
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3/8″
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1/2″
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3/4″
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1″
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1 1/4″
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1 1/2″
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2″
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2 1/2″
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3″
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4″
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5″
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6″
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ASTM A312 TP304H Chemical Composition
| A312 GRADES | UNS | C | Mn | P | S | Si | Cr | Ni | Mo | Ti | Nb | N |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| TP304H | S30409 | 0.04-0.10 | 2.0 | 0.045 | 0.030 | 1.0 | 18.0-20.0 | 8.0-11.0 |
ASTM A312 TP304H Mechanical Properties
| Material | Heat Treatment |
Temperure Min. º F(º C) |
Tensile Strength Ksi (MPa), Min. |
Yield Strength Ksi (MPa), Min. |
Elongation %, Min |
| TP304H | Solution | 1900 (1040) | 75(515) | 30(205) | 35 |
Welded Stainless Steel ASTM A312 TP 304H Yield Strength
| SS Pipes Grade | Tensile Strength, N/mm2 (min) | Yield Strength, N/mm2 (min) | Elongation, % (min) |
| TP304H | 515 | 205 | 35 |
ASTM A312 SS 304H Welded Pipe Tolerances
| NPS | ASTM A312 TP304H OD Tolerance | |||
| + | – | |||
| inch | mm | inch | mm | |
| 1/8~1 1 /2 > 1 1 /2~4 > 4~8 > 8~18 > 18~26 > 26~34 > 34~48 |
1/64(0.015) 1/32(0.031) 1/16(0.062) 3/32(0.093) 1/8(0.125) 5/32(0.156) 3/16(0.187) |
0.4 0.8 1.6 2.4 3.2 4.0 4.8 |
1/32(0.031) 1/32(0.031) 1/32(0.031) 1/32(0.031) 1/32(0.031) 1/32(0.031) 1/32(0.031) |
0.8 0.8 0.8 0.8 0.8 0.8 0.8 |
ASTM A312 TP 304H Welded Steel Pipe Inventory
| ASTM A312 TP 304H Schedule 40 SS Seamless Pipe | ASTM A312 TP 304H Schedule 80 SS Pipe |
| ASTM A312 TP304H Seamless Stainless Steel Pipe | ASTM A312 TP304H Stainless Steel Seamless Pipe |
| ASTM A312 TP 304H Seamless Stainless Steel Pipe | ASTM A312 TP304H Stainless Steel Seamless Round Pipe |
| ASTM A312 SS 304H Seamless Pipe | ASME SA 312 TP 304H Stainless Steel Seamless Pipe |
| ASTM A312 TP304H Seamless Stainless Steel Pipe | SS 304H Pipe |
| SS 304H Seamless Pipe | Stainless Steel ASTM A312 TP 304H Seamless Pipe |
| ASTM A312 TP 304H Seamless Steel Pipe | Seamless Stainless Steel ASTM A312 TP 304H Pipe |
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