Xianggang Plate currently owns one 5000mm wide and heavy plate production line and two 3800mm wide and heavy plate production lines. It can produce medium and heavy plates with thickness ranging from 6 to 350mm and width ranging from 900 to 4850mm. With an annual production capacity of 6.5 million tons, it is the largest medium and heavy plate production base (single base) in the world. Among global steel enterprises, its medium and heavy plate product variety capability ranks A+. The plate products mainly include varieties such as steel for shipbuilding and offshore platforms, steel for oil and gas pipelines, steel for pressure vessels, steel for high-rise building structures, structural steel for bridges, and high-strength steel for construction machinery.
Wide and Heavy Plate
Product Introduction
Product Parameters
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Product Outline |
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01 Carbon Structural Steel |
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Typical Grade |
Specification (mm) |
Executive standards |
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S235JR/JO/J2, S275JR/JO/J2 |
T 5~400 W 900~4850 L 3000~25000 |
EN10025-2 |
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A36 |
ASTM A36/A36M |
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SS400 |
JIS G3101 |
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Q235, Q275 |
GB/T700, GB/T3274 |
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02 Low alloy high strength structural steel |
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Typical Grade |
Specification (mm) |
Executive standards |
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S355JR/JO/J2/K2 |
T 5~400 W 900~4850 L 3000~25000 |
EN10025-2 |
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Q345, Q390, Q420, Q460 Q500, Q550, Q620, Q690 1E0170, 1E0650, 1E1863, 1E1006 |
GB/T1591 GB/T3274 Carter Series 1E |
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S275N, S275NL, S355N, S355NL, S355M, S355ML, S420M, S420ML, S460M, S460ML |
EN10025-3 EN10025-4 |
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SM490, SM520, SM570 |
JIS G3106 |
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A572Gr42/50/60/65, A573Gr58/65/70 |
ASTM A572/572M |
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03 High quality carbon structural steel |
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Typical Grade |
Specification (mm) |
Executive standards |
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45, 50 |
T 5~400 W 900~4850 L 3000~25000 |
GB/T711 |
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S35C, S45C, S50C, S55C |
JIS G4051 |
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04 Structural steel for hull and offshore platform |
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Typical Grade |
Specification (mm) |
Executive standards |
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A, B, D, E, A32, D32, E32, A36, D36, E36, F32, F36, A40, D40, E40, F40, E47, AH420, DH420, EH420, FH420, AH460, DH460, EH460, AH460, AH500, FH500, FH500, FH550, H690, DH690, z25, Z35 |
T 6~350 W 900~4850 L 3000~25000 |
GB712 Ship Society Rules API Technical Agreement |
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Crack stop steel: E40 BCA, E47 BCA;E40 BCACOD, E47 BCACOD; E40 COD, E47 COD |
Ship Society Rules |
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API 2H/2Y/2MYT1/2W |
API 2H, API 2Y, API2MT1, API2W Technical agreement |
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S355G, S420G, S460G, S355MLO, S420MLO, S460MLO |
EN10225 Technical agreement |
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05 Low temperature marine structural steel plate |
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Typical Grade |
Specification (mm) |
Executive standards |
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CL-I-2/3/4, CL-II-2/3/4, CL-I1-2/3/4, NV 360-2FN, NV2-2/3/4/4L, NV 4-2/3/4/4L, KL24A/B, KL27, KL33, KL37, 410LE, 410LF, 460LE, 460LF, 510LE, 510LF, AB/V-060, AB/VH32-060, AB/VH-060 |
T 6~60 W 900~4850 L 3000~25000 |
Ship Society Rules |
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06 Pipeline Steel |
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Typical Grade |
Specification (mm) |
Executive standards |
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B(W), L245(W), X42, X46, X52/L360, X56/L390, X60/L415, X65/L450, X70/L485, X80, X90, B/L245(MS), X52/L360(MS), X60/L415(MS), X65/L450(MS) |
T 7~38.5 W 1500~4850 L 3000~25000 |
API5PL GB/T21237 Technical Agreement |
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07 Pipe Fitting Steel |
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Typical Grade |
Specification (mm) |
Executive standards |
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WFHY245-620, WPHY52-90, Q245PF ~ Q620PF |
T 7~65 W 1500~4850 L 3000~25000 |
API5PL GB/T30060 Technical Agreement |
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08 Steel for building structures |
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Typical Grade |
Specification (mm) |
Executive standards |
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Q345GJ(Z), Q390GJ(Z), Q420GJ(Z), Q460GJ(Z), Q500GJ(Z), Q550GJ(Z) |
T 5~250 W 900~4850 L 3000~25000 |
GB/T19879 Technical Agreement |
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SN400, SN490 |
T 5~250 W 900~4850 L 3000~25000 |
JIS G 3136 Technical Agreement |
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