A312 TP304LN Stainless Steel Pipe
Buy A312 TP304LN Stainless Steel Pipe from GNEE to ensure durable and high-quality pipe for a variety of applications.
A312 TP304LN High Temperature Stainless Steel Pipe is a nitrogen-enhanced version of stainless steel grade 304. Nitrogen, when annealed, provides higher yield and tensile strength than Type 304L without adversely affecting ductility, corrosion resistance, or non-magnetic properties.
A312 TP304LN seamless pipe has good corrosion resistance, wear resistance and impact resistance. It is especially suitable for manufacturing pipeline systems in high temperature and high pressure environments.
Therefore, A312 TP304LN seamless stainless steel pipe is widely used in chemical, petroleum, natural gas and other industries that require high temperature strength and corrosion resistance.
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ASTM A312 TP304LN Stainless Steel Seamless Pipes Range
| Specification | ASTM A269, ASTM A213, ASTM A312, ASME SA269, ASME SA213, ASME SA312 |
| Grades | 202, 304, 304L, 304H, 304LN, 309S, 310S, 316, 316L, 316H, 316Ti, 316LN, 317L, 321, 321H, 347, 347H, 904L, SMO 254, ALLOY 254, 6MO, 6MOLY, UNS S31254 ETC. |
| Type | Seamless / Welded / ERW / EFW / Cold Draw / Hot Finish / Cold Finish |
| Outer Diameter Size | Seamless - 1/2" NB TO 18" NB Welded / ERW- 1" NB TO 16" NB EFW - 8" NB TO 110" NB |
| Wall Thickness | Schedule 10 to Schedule 160 (3 mm to 100 mm Thickness) |
| Length | 01 Meter to 12.5 Meters, Single Random Length, Double Random Length And Customize Size. |
| Ends | Plain Ends / Beveled Ends |
| Delivery Conditions | As Rolled, Formed, Stress Relieved, Annealed, Hardened, Tempered, Cold Draw |
| Coating | Electropolish, Mechanical Polish, Satin Finish, Passivated |
| Dimension | All Pipes Is Manufactured and Inspected / Tested to the Relevant standards including ASTM And ASME |
| Value Added Services | Draw / Expansion / Machining / Sand Blasting / Shot Blasting / Heat Treatment / Annealed / Bright Annealed |
| Packaging | Loose / Bundle / Wooden Pallet / Wooden box-a / Plastic Cloth Wraps / Plastic End Caps / Beveled Protector |
| Shipment & Transportation | By Road - Truck / Train, By Sea - Break-bulk Conventional Vessel / FCL (Full Container Load) / LCL (Less Container Load) |
A312 TP304LN Stainless Steel Seamless Pipes Chemical Composition
The chemical composition of grade 304LN Stainless Steel is outlined in the following table
| Element | Content (%) |
| Chromium, Cr | 18-20 |
| Nickel, Ni | 8-12 |
| Manganese, Mn | 2 max |
| Silicon, Si | 1 max |
| Nitrogen, N | 0.1-0.16 |
| Phosphorous, P | 0.045 max |
| Carbon, C | 0.03 max |
| Sulfur, S | 0.03 max |
| Iron, Fe | Remainder |
ASTM A312 TP304LN Seamless Pipe Mechanical Properties
The Mechanical Properties of grade 304LN Stainless Steel are displayed in the following table.
| Properties | Metric | Imperial |
|---|---|---|
| Tensile strength | 515 MPa | 74694 psi |
| Yield strength | 205 MPa | 29732 psi |
| Elongation at break (in 50 mm) | 40% | 40% |
| Hardness, Brinell | 217 | 217 |
| Hardness, Rockwell B | 95 | 95 |
A312 TP304LN Seamless steel pipe
Why choose us
gnee has 14 steel production lines, 10 processing equipment for processing, bending, painting, heat treatment, cutting, drilling, beveling, tempering, surface treatment, complete testing equipment and strong technical force. The annual production capacity is more than 60,000 tons.
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FAQ
1.Q.What's your advantage?
A.Honest business with competitive price and professional service on export process.
2.Q.Can your products be customized?
A.Yes, we can produce and process according to your requirements.
3.Q. Do you have a quality control system?
A.Yes, we have our own quality control laboratory.
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