ASTM A312 Stainless Steel Pipe

A  Chinese leading stainless steel pipe supplier, UNION VICTORY export more than 8,000 tons’ high quality ASTM A312 Stainless Steel Pipes to projects of the world.


  • Grades:  TP304/L, TP304H, TP309S/H, TP310S/H, TP316/L, TP316H, TP317/L, TP321/H, TP347/H, Alloy 20, 800/N08800, 800H/N08810, N08811.
  • Specification:  Out Diameter:6-630mm; Wall Thickness:0.7-35mm.(SCH5s, SCH10s, SCH40s, SCH80s…XXS)
  • Length:  5.8m, 6m, 11.8m, 12m, max up to 30m.
  • Type:  Seamless / ERW / EFW / LSAW
  • Certificates:  ABS/BV/LR/DNV/GL/KR, EN10204 3.1/3.2 MTC
  • Special service:  Sweet Service, Sour Service, Anti-H2S, NACE MR0175/ISO15156
  • Produce technique: Cold Drawn, Hot Rolled


Our factory has built the world’s advanced level stainless steel, corrosion-resistant alloy, high-temperature alloy seamless pipe (hot extrusion / perforation + cold rolling / cold drawing) production line and FFX forming, JCO forming and other welded pipe production lines.

  • Advanced energy-saving heat treatment equipment, pickling tank, up to 13 meters;
  • We have established and improved the quality inspection department & the process inspection group, Physical lab, Measurement lab, Direct reading spectrum analysis lab,  UT & eddy current inspection and the hydraulic testing laboratory, with the national approval of Level I, Level II inspectors & engineers.

A free SGS/BV inspection...

for the first cooperative customer!


More than 800 tons of steel pipe/tube in stock, which can be cut according to actual needs, lead time 7-10 days.

-Stock size: 1/2″-24″


  1. Petroleum;
  2. Foodstuff;
  3. Chemical industry;
  4. Electric power, nuclear energy;
  5. Biotechnology;
  6. Papermaking;
  7. Shipbuilding;
  8. Boiler fields and so on.

Sample under 10 kg is FREE of charge...


  1. Sea-worthy bags for big diameter pipes.
  2. Plywood boxes for pipes under 5″.
  3. Plastic caps on both ends.
  4. Marking follow ASTM A312.

Marking Sample: “UNION VICTORY, PIPE SMLS ASTM A312/A312M-2017, TP316L 4″ *SCH40 40FT, HEAT NO.: HT80088; LOT NO.:40115, MADE IN CHINA

We are one of the leading suppliers of ASTM A312 Stainless seamless & welded steel boiler tubes, if you want to know more about UNION VICTORY or ask for samples of the high-quality ASTM A312 stainless steel boiler tube, please feel free to contact us.

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