ASTM A312 TP321H Austenitic Stainless Steel Seamless Pipe for Oil and Gas Industry

ASTM A312 TP321H Austenitic Stainless Steel Seamless Pipe for Oil and Gas Industry

YUHONG GROUP deals with austenitic stainless steel, nickel alloy steel (Hastelloy, Monel, Inconel, Incoloy) seamless and welded pipes and tubes already more than 25 years, every year sell more than 80000 tonnes of steel pipes and tubes. Our customer already covers more than 45 countries, like Italy, UK, Gernmany, USA, Canada, Chile, Colombia, Saudi Arabia, Korea, Singapore, Austrial, Poland, France, .... And our group branch company and factory have already been approved by: ABS, DNV, GL, BV, PED 97/23/EC, AD2000-WO, GOST9941-81, CCS, TS, CNNC, ISO9001-2008, ISO 14001-2004.

ASTM A312 TP321H Austenitic Stainless Steel Seamless Pipe Size Range 

Stainless Steel Seamless Pipe Main Steel Type And Grade 

ASTM A312 TP321H Austenitic Stainless Steel Seamless Pipe Main Production Standards

ASTM A312 TP321H Austenitic Stainless Steel Seamless Pipe

1. A312: Each pipe shall be subjected to the nondestructive electric test or the hydrostatic test, the pipe of test to be used shall be at the option of the mfg, unless otherwise specified in the PO.
2. The Pipe lengths : Unless otherwise agreed upon, all size from NPS 1/8” TO AND INCLUDING nps 8 are available in a length up to 24ft with the permitted range of 15 to 24 ft. Short length are acceptable and the number and min, length shall be agreed upon between mfg and purchaser.
3. The finished pipe shall be reasonably straight and shall have workmanlike finish, Removal of imperfections by grinding is permitted, provided the W.T are not decreased to the less than the permitted in Section 9 of Specification A312
4. Butt Weld End: According to ANSI B 16.25
5. Pipe Marking: Specified in A312, include “Logo(YHSS)+Standard+SIZE+Heat No.+Lot No.+H.T/E.T/U.T”
6. Packing: Each Pipe end is protected by Plastic cap. Then packed by Anti-rust steel strip, The outside of the bundle is plastic woven bag, or Plastic film.
7. Packing Mark: YUHONG SIZE + STEEL GRADE+ QTY OF PIECE/WEIGHT/METRE.+ LOTXXXX
8. MTC: Original MTC

ASTM A312 TP321H Austenitic Stainless Steel Seamless Pipe Application

ASTM A312 TP321H seamless pipe, a titanium-stabilized austenitic stainless steel, is ideal for heat exchangers due to its excellent high-temperature corrosion resistance and mechanical strength. Its seamless construction ensures leak-free performance in high-pressure systems, while its resistance to intergranular corrosion makes it suitable for harsh chemical environments.