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Global Steel Manufacturer &
Supplier from China

Premium steel plates, pipes, and fittings engineered to international standards — ASME, ASTM, API, EN, JIS. Trusted by industries worldwide.

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About HNSSteel

With over a decade of excellence, we deliver reliable, high-performance steel solutions to clients across 45+ countries.

Henan Hennes Steel International Trade Co., Ltd

Established in 2013, HNSSteel specializes in a comprehensive range of steel products including steel plates, sheets, pipes, pipe fittings, and pipeline steel. We maintain long-term partnerships with leading Chinese steel mills such as Baosteel, Ansteel, Wugangsteel, and Xiangtan Steel, ensuring consistent quality and stable supply.

Our products are manufactured in strict compliance with international standards including ASME, ASTM, EN, JIS, API, and ISO. Every shipment is accompanied by Mill Test Certificates (MTC), with third-party inspections from SGS, BV, and TÜV available upon request.

45+
Countries Served
10+
Years Experience
Steel Manufacturing Facility

Our Products

Engineered for performance, durability, and compliance with global industrial standards.

Pressure Vessel Steel

Pressure Vessel Steel

  • ASME SA516 / ASTM A516 Gr.60, Gr.70
  • ASME SA387 / ASTM A387 Gr.5–Gr.91
  • EN10028-3 & EN10028-4 Grades
  • JIS G3103 SB410–SB480M
Pipeline Steels

Pipeline Steels

  • API 5L X42 – X90
  • Seamless & Welded Options
  • PSL1 & PSL2 Compliance
  • Third-party inspection ready
High Strength Structural Steel

High Strength Structural Steel

  • EN 10025-4: S275M to S460ML
  • EN 10025-6: S460Q to S960Q
  • Quenched & Tempered Options
  • High yield strength & toughness
Quality Carbon Structural Steel

Carbon Structural Steel

  • EN 10025-3: S275N to S460NL
  • JIS G4051: S10C to S20CK
  • Normalized & Low-temperature Toughness
  • Ideal for welded structures
Bridge Structural Steel

Bridge Structural Steel

  • ASME SA709: Gr.36 to Gr.100W
  • JIS G3136: SN400A–SN490C
  • Corrosion-resistant & High-strength
  • Seismic & weathering performance
Wind Power Steels

Wind Power Steels

  • JIS G3106: SM400A–SM490C
  • High fatigue resistance
  • Low-temperature impact testing
  • Optimized for tower structures
Hull & Offshore Steel

Hull & Offshore Steel

  • API 2H, 2Y, 2W
  • ASTM A131: AH36, DH36, EH36
  • EN10225-1: S355G Series
  • Marine-grade with MTC & BV/SGS
Pipe Fittings Steel

Pipe Fittings Steel

  • ASTM A860 WPHY 42–70
  • Butt-weld fittings: elbows, tees, caps
  • High-pressure & corrosion-resistant
  • API & ASME compliant
Nuclear Power Steel

Nuclear Power Steel

  • ASME SA588 Gr.A, Gr.B, Gr.K
  • High atmospheric corrosion resistance
  • Used in containment & support structures
  • Strict QA/QC protocols
Stainless & Galvanized Steel

Stainless & Galvanized Steel

  • Available upon request
  • Corrosion-resistant solutions
  • Wide range of finishes & coatings
  • Suitable for chemical & architectural use
View Full Product Catalog

Our Services

From inquiry to delivery — we manage every step with precision and care.

Quotation & Inquiry

Fast, accurate quotes with technical support and material specifications.

Custom Cutting

Precision cutting to your required dimensions and tolerances.

Certification & Inspection

MTC provided; SGS, BV, TÜV inspections available.

Shipping & Logistics

Door-to-door delivery with customs clearance support.

45+
Countries Served
10+
Years in Business
500K+
Tons Shipped Annually
100%
Customer Satisfaction

Frequently Asked Questions

What standards do your steel products comply with?

Our products are manufactured in accordance with ASME, ASTM, EN, JIS, API, and ISO standards. Mill Test Certificates (MTC) are provided with every shipment.

Can you provide third-party inspection?

Yes, we offer third-party inspections from SGS, Bureau Veritas (BV), and TÜV upon request.

What is your minimum order quantity (MOQ)?

MOQ varies by product type and specification. Please contact us for specific details based on your requirements.

Do you offer custom cutting and processing?

Yes, we provide precision cutting services to meet your dimensional requirements.

How do you ensure product quality?

We source from top-tier Chinese mills like Baosteel and Ansteel, conduct strict in-house checks, and offer third-party verification to ensure consistent quality.

Get in Touch

Reach out for inquiries, quotes, or technical support. We respond within 24 hours.

Contact Information

[email protected]
+8615837294889
+8615837294889
Anyang, Henan, China, 455004
Monday – Friday, 8:30 am – 6:00 pm

Connect With Us

Send Us a Message

For inquiries, quotes, or technical questions, please visit our official website.

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