{"id":28097,"date":"2026-07-17T18:50:50","date_gmt":"2026-07-17T10:50:50","guid":{"rendered":"https:\/\/wanzhisteels.com\/?p=28097"},"modified":"2026-07-17T18:50:57","modified_gmt":"2026-07-17T10:50:57","slug":"astm-a312-316l-stainless-steel-pipe","status":"publish","type":"post","link":"https:\/\/wanzhisteels.com\/ja\/astm-a312-316l-stainless-steel-pipe\/","title":{"rendered":"ASTM A312 316L stainless steel pipe"},"content":{"rendered":"\n
\n\t\t\tHome<\/a>\n\t\t<\/span>\u00bb<\/span>\n\t\t\tProducts<\/a>\n\t\t<\/span>\u00bb<\/span>\n\t\t\tStainless steel<\/a>\n\t\t<\/span>\u00bb<\/span>\n\t\t\tASTM A312 316L stainless steel pipe\n\t\t<\/span><\/div><\/div>\n\n\n\n
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ASTM A312 316L stainless steel pipe<\/h1><\/div>\n\n\n\n
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Outer Diameter(OD): 6mm \u2013 1219mm<\/p>\n\n\n\n

Wall thickness (WT):\u00a01.0mm \u2013 60mm<\/p>\n\n\n\n

Manufacturing: Seamless or Welded<\/p>\n\n\n\n

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Send Inquiry<\/div><\/a><\/div><\/div>\n<\/div><\/div>\n<\/div>\n<\/div>\n\n\n\n
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Product Details<\/div><\/a><\/div><\/div>\n\n\n\n
Why choose us<\/div><\/a><\/div><\/div>\n<\/div><\/div>\n\n\n\n
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What is ASTM A312 316L stainless steel pipe?<\/h2><\/div>\n\n\n\n

ASTM A312 is a standard specification covering seamless, welded, and heavily cold-worked austenitic stainless steel tubes, widely used in high-temperature and general corrosive environments. Within this standard, TP316L (UNS S31603) is one of the most commonly used grades due to its combination of corrosion resistance and good machinability.<\/p>\n\n\n\n

Compared to standard 304, the addition of 2-3% molybdenum significantly enhances resistance to pitting and crevice corrosion. “L” indicates low carbon (\u22640.03%), meaning a very low risk of carbide precipitation after welding. It maintains excellent resistance to intergranular corrosion without post-weld heat treatment, improving the corrosion resistance of the heat-affected zone. This makes it the preferred choice for harsh environments such as chemical, pharmaceutical, and marine engineering industries.<\/p>\n\n\n\n

Material Designations<\/strong><\/p>\n\n\n\n

Standard<\/th>Grade<\/th><\/tr><\/thead>
ASTM<\/td>TP316L<\/td><\/tr>
UNS<\/td>S31603<\/td><\/tr>
EN<\/td>1.4404<\/td><\/tr>
JIS<\/td>SUS316L<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Chemical composition (typical values)<\/strong><\/p>\n\n\n\n

C<\/th>Mn<\/th>P<\/th>S<\/th>Si<\/th>Cr<\/th>Ni<\/th>Mo<\/th>N<\/th><\/tr><\/thead>
\u22640.03<\/td>\u22642.00<\/td>\u22640.045<\/td>\u22640.030<\/td>\u22641.00<\/td>16.0-18.0<\/td>10.0-14.0<\/td>2.00-3.00<\/td>\u22640.10<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Mechanical Properties<\/strong><\/p>\n\n\n\n

Typical mechanical properties include:<\/p>\n\n\n\n

Tensile Strength (MPa)<\/th>Yield Strength (MPa)<\/th>Elongation (%)<\/th>Hardness (HRB)<\/th><\/tr><\/thead>
\u2265 485<\/td>\u2265 170<\/td>\u2265 35<\/td>\u2264 95<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

These values may vary depending on manufacturing process and product dimensions.<\/p>\n\n\n\n

Product Specifications<\/h2><\/div>\n\n\n\n
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Item <\/td>\n Parameters <\/td>\n <\/tr>\n <\/thead>\n
Product Name <\/td>\n ASTM A312 TP316L Stainless Steel Seamless Pipe \/ Welded Pipe <\/td>\n <\/tr>\n
Standard <\/td>\n ASTM A312, ASME SA312, EN 10216\/10217, GB\/T 14976 <\/td>\n <\/tr>\n
Material grade <\/td>\n UNS S31603 \/ 1.4404 \/ 022Cr17Ni12Mo2<\/td>\n <\/tr>\n
Production process <\/td>\n Cold rolled \/ Cold drawn \/ Welded<\/td>\n <\/tr>\n
OD <\/td>\n 6.3mm \u2013 1219.2mm (1\/4\u2033 \u2013 48\u2033)<\/td>\n <\/tr>\n
WT <\/td>\n 1.0mm \u2013 60mm (SCH 5S, 10S, 40S, 80S, 160, XXH)<\/td>\n <\/tr>\n
Length <\/td>\n 6m, 12m<\/td>\n <\/tr>\n
Surface treatment <\/td>\n Pickled & Annealed, Bright Annealed, Polished <\/td>\n <\/tr>\n
MOQ <\/td>\n 10 tons <\/td>\n <\/tr> \n
Delivery Time <\/td>\n 10 work days <\/td>\n <\/tr>\n
Payment Term <\/td>\n T\/T, Paypal <\/td>\n <\/tr>\n
Transport Package <\/td>\n Standard Seaworthy Packing <\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n <\/div>\n\n\n\n

Why choose ASTM A312 316L stainless steel pipe? Core advantages<\/h2>\n\n\n\n

Outstanding Corrosion Resistance<\/h3>\n\n\n\n

The combination of chromium, nickel, and molybdenum provides excellent resistance to:<\/p>\n\n\n\n