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ASTM A312 SS TP347 Seamless Pipes Stockist, UNS S34700 Square Pipes Exporter in Mumbai.
1.4550 SS 347 Pipes has a unique material composition with additions of 0.08 Carbon,1.0 Si, 2.0 Manganese, 0.03 Sulfur, 0.045 Phosphorous, 2.0-3.0 Molybdenum, chromium 17.0-20.0, Nickel 9.0-13.0 shows a min. tensile strength of 515 Mpa and a min.
Grade | C | Mn | P | S | Si | Ni | Cr | Nb | Weight % |
347 | 9.00 | 17.00 | 10C | Min. | |||||
0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 13.00 | 19.00 | 1.00 | Max. | |
347H | 0.04 | 11.00 | 18.00 | 8C | Min. | ||||
0.10 | 2.00 | 0.045 | 0.03 | 1.00 | 15.00 | 20.00 | 1.00 | Max. |
Outter Diameter (OD)：3-1220mm
Thickness：0.5-50mm
Length：6000mm 5800mm 12000mm or Customized
Grade(ASTM UNS)：201 202 301 304 304L 321 316 316L 317L 347H 309S 310S 904L S32205 2507 254SMOS 32760 253MA N08926 etc.
Grade (EN)：1.4301, 1.4307, 1.4541, 1.4401, 1.4404 ,1.4571, 1.4438, 1.4539, 1.4547, 1.4529, 1.4562, 1.4410, 1.4878, 1.4845, 1.4828, 1.4876, 2.4858, 2.4819
Technique：Cold Drawn or Hot
Certification：ISO, SGS, BV
Standard：ASTM AISI DIN JIS GB EN
ASTM A312 Gr Tp347 is an austenitic stainless steel stabilized with columbium. The addition of columbium makes it perform under high oxidation condition under high temperatures at around 800 degrees Celsius. The A312 Tp347 is stronger and durable.
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