ASTM A312/A312M Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes
Product Description
Type: Stainless Steel Pipes Grade: 300 Series Shape: Round Origin: China Standard: ASTM, AISI Certification: ISO, SGS, AISI, ASTM Technique: Cold Rolled Product Name: ASTM A312 / A312M Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes
Standard: ASTM A312 / A312M
Material: 304, 304L,304H,310S, 316, 316L,316H,316Ti,321,321H,347,347H
OD:1/4"~30"
WT: SCH-5S, SCH-10S, SCH-40S
Inspection items: Chemical Composition; Size; Mechanical Properties; Flattening Test; Hydrostatic Test or Eddy current test or Ultrasonic test; Surface quality
Negotiated items: Erosion test; Intercrystalline corrosion; Stabilization heat treatment
Application: Used in Pipeline for transporting corrosive fluid in chemical & petrochemical industries.
Contact us if you need more details on Stainless Steel Seamless Pipe. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Stainless Steel Seamless Tube、Stainless Steel Welded Pipe. If these products fail to match your need, please contact us and we would like to provide relevant information.
Standard: ASTM A312 / A312M
Material: 304, 304L,304H,310S, 316, 316L,316H,316Ti,321,321H,347,347H
OD:1/4"~30"
WT: SCH-5S, SCH-10S, SCH-40S
Inspection items: Chemical Composition; Size; Mechanical Properties; Flattening Test; Hydrostatic Test or Eddy current test or Ultrasonic test; Surface quality
Negotiated items: Erosion test; Intercrystalline corrosion; Stabilization heat treatment
Application: Used in Pipeline for transporting corrosive fluid in chemical & petrochemical industries.
| NPS | ASTM A312 OD Tolerance | |||
| + | - | |||
| inch | mm | inch | mm | |
| 1/8~11/2 >11/2~4 >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 |
| NPS | ASTM A312 WT Tolerance,% | |
| + | - | |
| 1/8-2 1/2 | 20.0 | 12.5 |
| 3~18,t/D≤5% | 22.5 | 12.5 |
| 3~18,t/D>5% | 15.0 | 12.5 |
| ≥20, welded | 17.5 | 12.5 |
| ≥20, seamless,t/D≤5% | 22.5 | 12.5 |
| ≥20,seamless,t/D>5% | 15.0 | 12.5 |
| Material | ASTM A312 Chemical Composition % Max | ||||||||||
| C | Mn | P | S | Si | Cr | Ni | Mo | NB | Nb | Ti | |
| TP304 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 8.0-11.0 | | | . | |
| TP304H | 0.04-0.10 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 8.0-11.0 | | | | |
| TP304L | 0.035D | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 8.0-13.0 | | | | |
| TP310S | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 24.0-26.0 | 19.0-22.0 | 0.75 | | | |
| TP316 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 16.0-18.0 | 11.0-14.0 | 2.00-3.00 | | | |
| TP316L | 0.035 | 2.00 | 0.045 | 0.030 | 1.00 | 16.0-18.0 | 10.0-14.0 | 2.00-3.00 | | | |
| TP316H | 0.04-0.10 | 2.00 | 0.045 | 0.030 | 1.00 | 16.0-18.0 | 11.0-14.0 | 2.00-3.00 | | | |
| TP316Ti | 0.08 | 2.00 | 0.045 | 0.030 | 0.75 | 16.0-18.0 | 10.0-14.0 | 2.00-3.00 | 0.10 | | 5x(C+N)-0.70 |
| TP321 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-12.0 | | 0.10 | | 5C-0.70 |
| TP321H | 0.04-0.10 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-12.0 | | | | 4C-0.60 |
| TP347 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-13.0 | | | 10xC-1.00 | |
| TP347H | 0.04-0.10 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-13.0 | | | 8xC-1.00 | |
| | ASTM A312 Mechanical Properties | | ||||
| Material | Heat Treatment | Temperure Min. F(C) | Tensile Strength Ksi (MPa), Min. | Yield Strength Ksi (MPa), Min. | Elongation %, Min | |
| | ||||||
| TP304 | Solution | 1900 (1040) | 75(515) | 30(205) | 35 | |
| TP304L | Solution | 1900 (1040) | 70(485) | 25(170) | 35 | |
| TP304H | Solution | 1900 (1040) | 75(515) | 30(205) | 35 | |
| TP310S | Solution | 1900 (1040) | 75(515) | 30(205) | 35 | |
| TP316 | Solution | 1900(1040) | 75(515) | 30(205) | 35 | |
| TP316L | Solution | 1900(1040) | 70(485) | 25(170) | 35 | |
| TP316H | Solution | 1900(1040) | 75(515) | 30(205) | 35 | |
| TP316Ti | Solution | 1900(1040) | 75(515) | 30(205) | 35 | |
| TP321 | Solution | 1900(1040) | 75(515) | 30(205) | 35 | |
| TP321H | Solution | Cold: 2000(1100) Hot:1925(1050) | 75(515) | 30(205) | 35 | |
| TP347 | Solution | 1900(1040) | 75(515) | 30(205) | 35 | |
| TP347H | Solution | Cold: 2000(1100) Hot: 1925(1050) | 75(515) | 30(205) | 35 | |
Contact us if you need more details on Stainless Steel Seamless Pipe. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Stainless Steel Seamless Tube、Stainless Steel Welded Pipe. If these products fail to match your need, please contact us and we would like to provide relevant information. Product Categories : stainless steel pipe
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