Shipbuilding Steel Plate Manufacturer in China | High-Strength Marine Grade ASTM A131

Tianjin TISCO International Trade Co., Ltd.
Verified Custom manufacturer 5yrs CN CN

Ratings & Reviews

5.0
Very satisfied
Based on 8 reviews for verified purchases
Supplier service
5.0
On-time shipment
5.0
Supplier service
5.0
2025-08-30
Premium Grade E Plates for LNG Carrier
Ordered 38 tons of Grade E shipbuilding steel (22mm and 28mm thickness) for LNG carrier hull construction requiring enhanced low-temperature toughness. Impact test results at -40°C showed 85 Joules average, exceeding our 27 Joules minimum requirement. Phosphorus and sulfur content were exceptionally low at 0.018% and 0.022% respectively, ensuring excellent weldability. Technical team provided welding procedure qualification support. EN 10204 3.1 certificates and third-party inspection reports were comprehensive. Delivery completed in 36 days to Santos port.
2025-09-21
Acceptable Quality with Documentation Issues Resolved
Purchased 30 tons of DH36 plates (20mm thickness) for offshore support vessel project. Material quality was acceptable with mechanical properties meeting ABS requirements. Initial shipment had incomplete English translation on some Chinese mill certificates which caused approval delays. Supplier promptly provided corrected documentation within 48 hours and ABS surveyor approved materials. Thickness tolerance was within specification. For future orders, recommend verifying all documentation is in English before shipment to avoid delays.
2025-10-11
Reliable Grade B Plates for Workboat Construction
Ordered 20 tons of Grade B shipbuilding plates (15mm thickness, 2000mm width) for commercial workboat hull construction. Material met ASTM A131 specifications with tensile strength at 425 MPa. Ultrasonic testing records per ASTM A578 Level B were provided. Pricing was competitive for Australian market. Minor surface rust on two plates due to sea freight exposure but within acceptable limits and easily removed. Overall good value for our requirements. Delivery took 41 days including shipping to Sydney.
2025-11-02
Perfect AH32 Stock for Repair Yard Operations
As a ship repair yard, we maintain regular stock orders. Latest purchase was 22 tons of AH32 grade plates in various thicknesses (6mm to 20mm). Mill certificates showed consistent mechanical properties across all heats. Weldability was excellent with carbon equivalent below 0.38%. Compared quotes from five suppliers and this manufacturer offered best combination of price and lead time. Materials arrived in 16 days with CCS certification. This is our seventh consecutive order over two years.
2025-11-24
Outstanding Grade A Plates for Tugboat Project
Purchased 18 tons of ASTM A131 Grade A plates (8mm and 10mm thickness) for tugboat deck and superstructure fabrication. Surface finish adhered to GB/T 709-2006 Class A specifications with no visible defects. Dimensional tolerances were within ±0.3mm as specified. CNC plasma cutting service delivered complex bulkhead shapes from our DXF files with ±2mm accuracy. Received complete traceability documentation including heat analysis reports. Delivered in just 14 days from stock inventory.
2025-12-08
Good Value EH40 Plates with Minor Delay
Ordered 35 tons of EH40 grade steel plate (18mm thickness, 3000mm width) for container vessel construction. Material quality was excellent with yield strength at 392 MPa confirmed by Lloyd's Register surveyor. Chemical composition met all requirements. Pricing was 12% lower than European suppliers we compared. Only issue was delivery took 52 days instead of promised 45 days due to production queue. However, quality and certification documentation were comprehensive and acceptable.
2025-12-23
Superior DH36 Steel for Offshore Platform
We purchased 42 tons of DH36 grade plates (25mm and 32mm thickness mix) for our offshore drilling platform modification project. Technical support team helped us select the correct grade for Arctic service conditions. Material arrived with EN 10204 3.1 certificates showing sulfur content at 0.028% and phosphorus at 0.032%, well within limits. Flame cutting service provided beveled edges ready for welding. This is our fourth order in 18 months. Delivery took 38 days as scheduled.
2026-01-07
Excellent AH32 Grade Plates for Ferry Construction
Ordered 28 tons of AH32 grade shipbuilding steel plate (12mm thickness, 2500mm width) for our passenger ferry hull project. Mill test certificates confirmed yield strength at 328 MPa and carbon content at 0.16%, fully compliant with ASTM A131 requirements. Impact toughness values at -20°C exceeded our specifications. Ultrasonic testing per ASTM A435 showed zero defects. Delivered in 33 days with complete DNV-GL certification documentation. Surface quality was outstanding with uniform mill scale.

Know your supplier

Tianjin TISCO International Trade Co., Ltd.

Manufacturer, Trading Company · 5 yrs on Sinoali.com

Located in China

Company overview

Year Established
2010
On-time delivery rate
100.0%
Online revenue
100.0%
Plant Area
>=2000m²
number of employees
80
Response Time
<=4h
Customizable
Same product at rock bottom price
580$ 1-49ton Base price
555$ 50-99ton 4.3% discount
540$ ≥100ton 6.9% discount
Price validity period: Prices subject to market conditions

Supplier's customization ability

  • Drawing-based customization
  • Sample-based customization
  • Full customization
Quantity
Minimum order quantity: 1 ton
Shipping total: To be negotiated
Subtotal of Goods: US$ 580
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Mail
Mail
[email protected]
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Phone
Phone
+86 133 7058 6666
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Whatsapp
Whatsapp
+86 133 7058 6666
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