Union Steel Industry Co., Ltd.

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Business Type:Trading Company
R&D Capacity:OEM, ODM
Main Products:Steel Pipe, Seamless Steel Pipe
Year of Establishment:2023-01-18
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Latest updates from this supplier
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Sep 10, 2025

New Products

API 5L X52 X60 Fbe Coated SSAW Steel Pipe 24-48 Inch Od for Oil Gas Transmission Pipeline with Tanzania Coc Certification
US $500-600 / Ton
5 Tons (MOQ)

New Products

Internal External Fusion Bonded Epoxy Coated SSAW Pipe ASTM A672 B65 Cl13 for High Purity Water Lines
US $500-600 / Ton
5 Tons (MOQ)

New Products

Fbe Coated Circular Hollow Section Shs Chs Tube for Structural Support Fast Delivery From Stock
US $500-600 / Ton
5 Tons (MOQ)

New Products

Asphalt Enamel Coated Seamless Carbon Steel Pipe Custom Length 6m to 12m for Underground Buried Pipelines
US $500-600 / Ton
5 Tons (MOQ)

New Products

Quick Shipping ERW Seamless Carbon Steel Pipe with Epoxy Coating for Water Treatment Plants with Angola Coc
US $500-600 / Ton
5 Tons (MOQ)

Sep 08, 2025

Short Videos

Welding elbow forming

New Products

ASTM A105 Carbon Steel Weld Neck Slip on Blind Flange ASME B16.5 Class 600 DN15-DN1200 for Oil and Gas Services
US $2.5-7.5 / pieces
10 pieces (MOQ)

New Products

ASTM A105 Carbon Steel Blind Flange ASME B16.5 Nace Mr0175 Mr0103 with Fbe Coating for Sour Service Oil and Gas
US $2.5-7.5 / pieces
10 pieces (MOQ)

New Products

ASTM A403 Wp316L Stainless Steel Long Radius Short Radius Elbow 90° 45° Mirror Polished for Food and Pharma
US $0.5-10 / Piece
1 Piece (MOQ)

New Products

ASME B16.5 B16.47 Series B Carbon Steel Socket Weld Flange Class 600/900 for High Pressure Steam and Petrochemical Lines
US $2.5-7.5 / pieces
10 pieces (MOQ)

New Products

Carbon Steel 90° 45° 180° Elbow ASTM A234 Wpb Sch40 Sch160 DN50-DN1000 with 3lpe Fbe Coating for Corrosion Protection
US $0.5-10 / Piece
1 Piece (MOQ)

Aug 21, 2025

New Products

API 5L X42 ERW Line Pipe in Stock for Fast Delivery to Oil Gas Projects Ready to Ship in 7 Days
US $550-600 / metric tons
1 metric tons (MOQ)

New Products

SSAW Pipe ASTM A53 Gr. B 18 Meter Length with Black Primer Paint for Construction Piling and Support
US $500-600 / Ton
5 Tons (MOQ)

New Products

1620mm Large Diameter SSAW Steel Pipe ASTM A53 Gr. B for Bridge Piling and Heavy Duty Foundations
US $500-600 / Ton
5 Tons (MOQ)

New Products

Dual Certified ERW Steel Pipe ASTM A53 & API 5L Gr. B for OEM Manufacturing and Worldwide Export
US $550-600 / metric tons
1 metric tons (MOQ)

New Products

Bevelled Ends ERW Line Pipe Ready for Welding for Fast and Efficient Pipeline Installation
US $550-600 / metric tons
1 metric tons (MOQ)

Aug 20, 2025

New Products

High Temperature Alloy Steel Pipe ASTM A335 P11 P22 for High-Pressure Boiler Tubes and Steam Lines
US $500-600 / Ton
5 Tons (MOQ)

New Products

ASTM A333 Gr. 6 Low Temperature Seamless Pipe 28 Inch for LNG Cryogenic Applications Down to -45° C
US $500-600 / Ton
5 Tons (MOQ)

New Products

High Efficiency Spiral Finned Tube ASTM A335 P11 for Boiler Heat Exchanger & Economizer
US $9.9-29.9 / Piece
100 Pieces (MOQ)

New Products

Abrasion Resistant Cement Lined Seamless Pipe for Mining Slurry Transport and Ash Handling Systems
US $500-600 / Ton
5 Tons (MOQ)

New Products

ASTM A106 Gr. B Seamless Pipe (6 inch to 48 inch) in Stock for Fast Delivery Global Supply
US $550-600 / metric tons
1 metric tons (MOQ)

Aug 18, 2025

New Products

API 5CT Oil Well Tubing and Casing Sup13cr P110 / Sup13cr Q125 / 13cr L80 with Coupling
US $4,100-4,200 / Ton
1 Ton (MOQ)

Aug 11, 2025

New Products

High-Quality ASTM A36/A53 Carbon Steel Angle Bar for Construction
US $500-600 / tons
1 tons (MOQ)

New Products

High-Quality ASTM A572 Grade 50 Steel H Beam for Construction
US $500-600 / tons
1 tons (MOQ)

Aug 08, 2025

New Products

Smls Seamless Oil and Gas Casing and Tubing API 5CT J55 /Psl2 for Offshore Project Oil Pipe
US $565-800 / tons
1 tons (MOQ)

New Products

High-Quality C110 Oil Tube Non-Alloy for Industrial Use
US $600-800 / pices
1 pices (MOQ)

New Products

Heavy-Duty M65 Oil Tubing & Casing Non-Alloy Q125
US $600-800 / pices
1 pices (MOQ)

New Products

Durable P110 Oilfield Tube with 50kg Weight Standard
US $600-800 / pices
1 pices (MOQ)

New Products

R95 Non-Alloy Tube & Casing - Durable 50kg Weight
US $600-800 / pices
1 pices (MOQ)

Jul 23, 2025

New Products

AISI 4145h / 4340 Alloy Steel Drill Rods & Collars – Drx-1200 Model for Deep Oil, Mining & Exploration Use
US $500-600 / tons
1 tons (MOQ)

New Products

Duplex Stainless Steel Pipe ASTM A790 / A312 (2205 / 2507) – Corrosion Resistant for Marine & Chemical Use
US $750-950 / metric tons
10 metric tons (MOQ)

New Products

ASTM A53 / A106 ERW Carbon Steel Pipe – All Sizes Available API 5L B Grade
US $548-848 / metric tons
1 metric tons (MOQ)

New Products

API 5L LSAW Line Pipe – Gr. B / Psl2 X42 Carbon Steel Pipe for Oil & Gas, Construction Use 2” – 45”
US $500-680 / tons
1 tons (MOQ)

New Products

API 5L / 5CT LSAW & Seamless Steel Pipe for Oil & Gas Pipeline Size 15mm– 3000mm
US $500-600 / Ton
5 Tons (MOQ)

Jul 22, 2025

New Products

High-Quality SSAW Black Painted Low Carbon Steel Pipe
US $500-600 / Ton
5 Tons (MOQ)

New Products

Heavy Duty Integral Drill for Oil Casing and Tubing
US $500-800 / Ton
1 Ton (MOQ)

New Products

Premium SSAW Black 3PE Coated Round Spiral Weld Pipe
US $500-600 / Ton
5 Tons (MOQ)

New Products

Premium Stainless and Carbon Steel Elbow Pipe Fittings for Industrial Use
US $15 / Piece
1 Piece (MOQ)

New Products

Premium Stainless Steel Pipe Fittings for Oil Pipeline Solutions
US $15 / Piece
1 Piece (MOQ)

Jul 14, 2025

New Products

Cheap Ss201 Welded Stainless Pipe Od15mm-300mm with Mill Test Certificate for Construction
US $1.88-188.8 / PCS
1 PCS (MOQ)

New Products

Large Diameter 904L Welded Stainless Steel Pipe 24"-48" Acid Resistant ASME B36.19
US $3-1,561 / PCS
1 PCS (MOQ)

New Products

High Pressure TP304 Seamless Pipe 1/2"-24" Inch Polish Finish En 10216-5 Certified
US $3-1,561 / PCS
1 PCS (MOQ)

New Products

Custom Size Cold Rolled Carbon Steel Sheet/Plate THK 0.5mm-5mm for Machinery
US $450-550 / tons
1 tons (MOQ)

New Products

Boiler Material SA516 Gr70 Carbon Steel Plate with Mtc Certificate
US $450-550 / tons
1 tons (MOQ)