Steel Pipe & Tubes
17 tracked issuers filing with the SEC under this industry classification.
Issuers
17
Filings
40
SIC Code
3317
Industry Overview
Steel Pipe & Tubes
Steel Pipe & Tubes producers classified under SIC 3317 forge welded and seamless line pipe, mechanical tubing, OCTG, and coated or galvanized products for oil and gas operators, EPC contractors, utilities, industrial OEMs, and infrastructure builders. Customers rely on high-spec materials that meet API/ASTM standards, corrosion resistance, and tight tolerances for pipelines, power generation, automotive, and construction uses. Major risks include volatile scrap and iron ore costs, energy-intensive melting and rolling subject to emissions and safety regulations, trade remedies such as Section 232 tariffs and anti-dumping duties, and project delays tied to permitting or capital spending cycles. In 2024-2025, demand is shaped by U.S. infrastructure and LNG buildouts, pipeline replacements, hydrogen-ready and carbon-capture networks, and reshoring that favors domestic mills; mills are investing in automation, advanced coatings, and diversified sourcing to manage geopolitical and freight pressures. For the latest company moves and disclosures, view live SEC filings on Earnings Feed.
Source: Earnings Feed research · 11/23/2025
Latest Filings
- 8-KINNO HOLDINGS INC.$INHD
INNO HOLDINGS INC. 8-K
Jan 8, 4:30 PM ET203.3 KB - 8-KINNO HOLDINGS INC.$INHD
INNO HOLDINGS INC. 8-K
Dec 29, 4:30 PM ET445.4 KB - 8-KINNO HOLDINGS INC.$INHD
INNO HOLDINGS INC. 8-K
Dec 22, 5:30 PM ET2.3 MB - 6-KLuda Technology Group Ltd$LUD
Luda Technology Group Ltd 6-K
Dec 19, 9:00 AM ET136.8 KB - 8-KINNO HOLDINGS INC.$INHD
INNO HOLDINGS INC. 8-K
Dec 18, 4:15 PM ET221.4 KB - 8-KNWPX Infrastructure, Inc.$NWPX
NWPX Infrastructure, Inc. 8-K
Dec 16, 4:07 PM ET162.5 KB - 6-KLuda Technology Group Ltd$LUD
Luda Technology Group Ltd 6-K
Dec 16, 9:00 AM ET30.0 KB - 10-KINNO HOLDINGS INC.$INHD
INNO HOLDINGS INC. 10-K
Dec 15, 5:29 PM ET8.3 MB - 8-KATI INC$ATI
ATI INC 8-K
Dec 8, 8:56 AM ET253.3 KB - 6-KLuda Technology Group Ltd$LUD
Luda Technology Group Ltd 6-K
Dec 1, 11:00 AM ET9.8 KB - 8-KINNO HOLDINGS INC.$INHD
INNO HOLDINGS INC. 8-K
Nov 25, 4:15 PM ET221.6 KB - 6-KLuda Technology Group Ltd$LUD
Luda Technology Group Ltd 6-K
Nov 24, 1:00 PM ET31.2 KB - 6-KLuda Technology Group Ltd$LUD
Luda Technology Group Ltd 6-K
Nov 24, 11:00 AM ET19.5 KB - 8-KATI INC$ATI
ATI INC 8-K
Nov 18, 8:41 AM ET154.1 KB - 8-KINNO HOLDINGS INC.$INHD
INNO HOLDINGS INC. 8-K
Nov 13, 4:30 PM ET607.6 KB - 10-QNWPX Infrastructure, Inc.$NWPX
NWPX Infrastructure, Inc. 10-Q
Oct 30, 4:06 PM ET6.7 MB - 8-KNWPX Infrastructure, Inc.$NWPX
NWPX Infrastructure, Inc. 8-K
Oct 29, 4:22 PM ET441.4 KB - 10-QATI INC$ATI
ATI INC 10-Q
Oct 28, 1:41 PM ET14.3 MB - 8-KATI INC$ATI
ATI INC 8-K
Oct 28, 7:45 AM ET1.5 MB - 8-KATI INC$ATI
ATI INC 8-K
Sep 25, 4:58 PM ET138.5 KB - SCHEDULE 13D/AAlgoma Steel Group Inc.
Algoma Steel Group Inc. SCHEDULE 13D/A
Sep 23, 4:15 PM ET123.0 KB - 8-KINNO HOLDINGS INC.$INHD
INNO HOLDINGS INC. 8-K
Sep 11, 9:10 PM ET865.2 KB - 8-KINNO HOLDINGS INC.$INHD
INNO HOLDINGS INC. 8-K
Sep 10, 9:10 AM ET203.2 KB - 8-KATI INC$ATI
ATI INC 8-K
Sep 10, 7:39 AM ET197.6 KB - 8-KNWPX Infrastructure, Inc.$NWPX
NWPX Infrastructure, Inc. 8-K
Aug 19, 4:07 PM ET1.7 MB - 8-KINNO HOLDINGS INC.$INHD
INNO HOLDINGS INC. 8-K
Aug 13, 4:30 PM ET218.8 KB - 10-QNWPX Infrastructure, Inc.$NWPX
NWPX Infrastructure, Inc. 10-Q
Aug 8, 4:08 PM ET6.2 MB - 8-KNWPX Infrastructure, Inc.$NWPX
NWPX Infrastructure, Inc. 8-K
Aug 7, 4:22 PM ET437.4 KB - 6-KHuadi International Group Co., Ltd.$HUDI
Huadi International Group Co., Ltd. 6-K
Aug 6, 4:30 PM ET5.9 MB - 10-QATI INC$ATI
ATI INC 10-Q
Jul 31, 3:19 PM ET13.3 MB - 8-KATI INC$ATI
ATI INC 8-K
Jul 31, 7:36 AM ET1.5 MB - 10-QINNO HOLDINGS INC.$INHD
INNO HOLDINGS INC. 10-Q
Jul 28, 4:02 PM ET6.3 MB - 6-KLuda Technology Group Ltd$LUD
Luda Technology Group Ltd 6-K
Jul 15, 10:00 AM ET62.2 KB - 8-KINNO HOLDINGS INC.$INHD
INNO HOLDINGS INC. 8-K
Jul 8, 5:27 PM ET453.0 KB - 8-KATI INC$ATI
ATI INC 8-K
Jun 20, 4:40 PM ET142.1 KB - 8-KNWPX Infrastructure, Inc.$NWPX
NWPX Infrastructure, Inc. 8-K
Jun 13, 4:16 PM ET738.7 KB - 8-KNORTHWEST PIPE CO$NWPX
NORTHWEST PIPE CO 8-K
Jun 12, 9:00 AM ET1.8 MB - 8-KINNO HOLDINGS INC.$INHD
INNO HOLDINGS INC. 8-K
Jun 6, 4:30 PM ET495.7 KB - 8-KNORTHWEST PIPE CO$NWPX
NORTHWEST PIPE CO 8-K
Jun 6, 4:02 PM ET162.5 KB - 6-KLuda Technology Group Ltd$LUD
Luda Technology Group Ltd 6-K
May 27, 12:47 PM ET22.9 KB
Featured Issuers
12- $ATI
ATI INC
CIK 0001018963
Atkore International Holdings Inc.
CIK 0001521722
DAYTON SUPERIOR CORP
CIK 0000854709
- $HUDI
Huadi International Group Co., Ltd.
CIK 0001791725
- $INHD
INNO HOLDINGS INC.
CIK 0001961847
IPSCO TUBULARS INC
CIK 0001262719
LONE STAR TECHNOLOGIES INC
CIK 0000791348
- $LUD
Luda Technology Group Ltd
CIK 0001984124
MAVERICK TUBE CORP
CIK 0000869087
NIAGARA CORP
CIK 0000710976
- $NWPX
NWPX Infrastructure, Inc.
CIK 0001001385
RathGibson Inc
CIK 0001363346
Classification
- SIC Code
- 3317
- Total Issuers
- 17
- Recent Filings
- 40