feat: 更新产品类型和内容,优化产品展示功能

- 重构产品类型定义,新增desc、models、content字段
- 更新所有语言的产品内容,包括详细规格和化学/机械性能
- 修改产品展示组件,支持MDX内容渲染和模型列表展示
- 调整产品详情页布局,优化信息展示方式
- 更新i18n翻译文件,同步产品名称变更
- 修改默认主题配置为light模式
- 修复公司简介中的格式问题
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---
title: Hot-dip Galvanized Steel
model: DX51D/DX52D/DX53D/S220GD/S250GD/S280GD/S320GD/S320GD/S350GD
title: Zinc-Aluminum-Magnesium Coated Steel Sheet
desc: Zinc-Aluminum-Magnesium is a new type of high corrosion resistance coated steel sheet, mainly composed of zinc, plus aluminum, magnesium and trace silicon. Used in construction, home appliances, automotive and other industries.
models:
- GB/T 38935-2020: Q235
- EN10346-2015: DX51D, S350GD
place: Jiaxiang Kelunpu Heavy Industry Co., Ltd.
publishedTime: 2023-08-01
images:
- http://kelunpuzhonggong.com/upload/20251102082125.jpg
detail: Textured/Non-textured
spec:
- 'Nominal thickness: 0.6-6.0'
- 'Nominal width: 800-1250'
- 'Inner diameter of steel coil: 610'
- 'Thickness: 0.7~6.0mm'
- 'Width: 1000~1350mm'
packaging: Single coil
slug: 1
---
slug: '1'
---
## Chemical Composition
| Grade | C | Mn | Si | P | S |
| --- | --- | --- | --- | --- | --- |
| Q235 | ≤0.22 | ≤1.40 | ≤0.35 | ≤0.035 | ≤0.035 |
| DX51D | ≤0.18 | ≤1.20 | ≤0.5 | ≤0.12 | ≤0.045 |
| Q235 | ≤0.2 | ≤1.70 | ≤0.6 | ≤0.045 | ≤0.045 |
## Mechanical Properties
| Grade | Yield Strength | Tensile Strength | Elongation After Fracture | Rockwell Hardness | Bending Test |
| --- | --- | --- | --- | --- | --- |
| Q235 | ≥235 | 370-500 | ≥22 | - | d = 1a |
| DX51D | ≥270 | ≥290 | ≥26 | - | d = 0.5a |
| S350GD | ≥350 | ≥420 | ≥16 | - | - |
1. When there is no obvious yield, use RP0.2, otherwise use ReL.
2. Sample width B ≥ 20mm, B = 20mm for arbitration; a is sample thickness.
3. Tensile test and bending test take transverse sampling.

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---
title: Cold Rolled Steel
model: DC01/DC03/DC04
title: Continuous Hot-Dip Aluminum-Zinc Coated Steel Sheet
desc: Has good mechanical processing performance and better corrosion resistance, with beautiful crystal structure on the surface, suitable for construction, home appliances and other internal and external covering parts and structural parts that have higher requirements for formability and corrosion resistance.
models:
- GB/T14978, EN10346: DC(X)51D+AZ, DC(X)52D+AZ, S220GD+AZ, S250GD+AZ, S280GD+AZ, S300GD+AZ, S320GD+AZ, S350GD+AZ;
- ASTM A792/A792M: CSA, CSB, CS C, FS, SS230, SS255, SS275, SS340
place: Jiaxiang Kelunpu Heavy Industry Co., Ltd.
publishedTime: 2025-10-21
images:
- http://kelunpuzhonggong.com/upload/20251021161717.jpg
detail:
spec:
- 'Nominal thickness: 0.16-3.0'
- 'Nominal width: 800-1250'
- 'Inner diameter of steel coil: 610'
- 'Thickness: 0.32~2.0mm'
- 'Width: 1000~1540mm'
- 'Equal-Thickness Coating: AZ60-Z150'
packaging:
slug: 2
---
slug: '2'
---
## Mechanical Properties
| Purpose | Grade | Yields strength/Re/MPa | Tensile strength/Rm/MPa | Elongation/A80/% |
| :--- | :--- | :--- | :--- | :--- |
| **Commercial** | DC01/51D·AZ | — | ≥500 | ≥22 |
| **Drawing** | DC03/53D·AZ | ≥300 | ≥420 | ≥26 |
| **Structure** | S250GD·AZ | ≥250 | ≥330 | ≥19 |
| **Structure** | S280GD·AZ | ≥280 | ≥360 | ≥18 |
| **Structure** | S300GD·AZ | ≥300 | ≥380 | ≥17 |
| **Structure** | S320GD·AZ | ≥320 | ≥390 | ≥17 |
| **Structure** | S350GD·AZ | ≥350 | ≥420 | ≥16 |
1. When there is no obvious yield, use Rp0.2; otherwise use Rel. Structural steel uses ReH.
2. When the nominal thickness of the product is greater than 0.5mm but less than 0.7mm, the elongation after fracture is allowed to decrease by 2%; when the nominal thickness of the product is less than 0.5mm, the elongation after fracture is allowed to decrease by 4%.
## Usage
| Purpose | Grade | Yields strength/Re/MPa | Tensile strength/Rm/MPa | Elongation/A80/% |
| :--- | :--- | :--- | :--- | :--- |
| **Commercial** | CSA | 205-410 | - | ≥20 |
| **Drawing** | CSB | 245-410 | - | ≥20 |
| **Structure** | CSC | 205-450 | - | ≥15 |
| **Structure** | FS | 170-275 | - | ≥24 |
| **Structure** | SS230 | ≥230 | ≥310 | ≥20 |
| **Structure** | SS255 | ≥255 | ≥360 | ≥18 |
| **Structure** | SS275 | ≥275 | ≥380 | ≥16 |
| **Structure** | SS340¹ class1 | ≥340 | ≥450 | ≥12 |
---
> Surface treatment: Oiling, passivation or chromium-free passivation, passivation + oiling, chromium-free passivation + oiling, fingerprint resistance or chromium-free fingerprint resistance

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---
title: Hot Rolled Steel
model: DC01/DC03/DC04
title: Chromium-Coated Steel Sheet
desc: Chromium-coated steel strip is a steel strip product with a uniform layer of metallic chromium electrochemically plated on the surface of cold-rolled or hot-rolled low-carbon steel substrate. Its core functions are to improve the corrosion resistance, hardness and decorative properties of steel, while extending service life.
models: The ordering standard for electroplated chromium plates is Q/B QB455, which is non-equivalent to JIS G 3315, DIN EN 10202, EN 10203.
place: Jiaxiang Kelunpu Heavy Industry Co., Ltd.
publishedTime: 2025-10-21
images:
- http://kelunpuzhonggong.com/upload/20251021161717.jpg
detail:
spec:
- 'Nominal thickness: 0.16-3.0'
- 'Nominal width: 800-1250'
- 'Inner diameter of steel coil: 610'
packaging:
slug: 3
---
- 'Thickness: 0.12~0.36mm'
- 'Width: 700-1050mm'
- 'Coating thickness (one side): 50mg/m2~50mg/m2'
- 'Chromium oxide Layer (one side): 5mg/m2~35mg/m2'
packaging: Regular spangle
slug: '3'
---
## Characteristics
### Chromium-Coated Steel Sheet Characteristics
| Performance Feature | Description |
| --- | --- |
| Excellent paint adhesion | Paint adhesion far exceeds that of tinplate, can be used to manufacture DRD cans and glued cans. |
| Excellent heat resistance | High temperature baking resistance, material performance does not deteriorate. |
| Excellent anti-sulfurization performance | Metallic tin layer has good anti-sulfurization performance, suitable for canned food rich in protein. |
| Excellent resistance to filiform corrosion | Excellent resistance to filiform corrosion under the paint film. |
| Excellent alkali resistance | Chromium coating is a non-amphoteric material, more suitable for packaging alkaline contents such as cleaners and pigment dispersants. |
### Different Characteristics between TFS and ETP
| Performance Name | Description |
| --- | --- |
| Appearance | Paint adhesion far exceeds that of tinplate, can be used to manufacture DRD cans and glued cans. |
| Corrosion Resistance | High temperature baking resistance, no discoloration, material performance does not deteriorate. |
| Solderability | Metallic tin layer has good anti-sulfide performance, suitable for canned food rich in protein such as fish. |
| Weldability | Excellent resistance to filiform corrosion under the paint film. |
| Coating Weight | Chromium coating is a non-amphoteric material, more suitable for packaging alkaline contents such as cleaners and pigment dispersants. |
## Product Uses
| Material Name | Main Uses |
| :--- | :--- |
| Tinplate | Mainly used for packaging food and beverage cans, also used for packaging gasoline, grease, pigments, polishes, sprays and other chemicals. |
| Tin-free steel (TFS) | Mainly used as can lids, twist-off caps, convex caps, easy-open lids, shallow drawn cans. |
## Other Uses
| Application Field | Specific Uses |
| :--- | :--- |
| **Electronics** | Electrodes, cable strips, electromagnetic shielding enclosures, etc. |
| **Engineering** | Automobile oil filters, automobile air filters, gaskets, etc. |
| **Construction** | Gas flow meter internal parts, heat exchangers, kitchenware, shelves, etc. |

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---
title: Hot-Rolled Hot-Dip Galvanized Steel Strip
desc: Has good mechanical processing performance and corrosion resistance, suitable for construction, granaries and other covering parts and structural parts that require formability and corrosion resistance.
models:
- GB/T2518, EN10346: DD(X)51D+Z, DD(X)52D+Z, S220GD+Z, S250GD+Z, S280GD+Z, S320GD+Z, S350GD+Z
- JIS G 3302: SGHC, SGH340, SGH400, SGH440, SGH490
place: Jiaxiang Kelunpu Heavy Industry Co., Ltd.
publishedTime: 2025-10-21
images:
- http://kelunpuzhonggong.com/upload/20251021161717.jpg
detail:
spec:
- 'Thickness: 1.8~4.0mm'
- 'Width: 1000~1540mm'
- 'Equal-Thickness Coating: Z60-Z275'
packaging: Regular spangle
slug: '4'
---
## Mechanical Properties
| Purpose | Grade | Yields strength/Re/MPa | Tensile strength/Rm/MPa | Elongation/A80/% |
| :--- | :--- | :--- | :--- | :--- |
| **Commercial** | DDQ(X)51D·Z | — | 270-500 | ≥22 |
| **Drawing** | DDQ(X)52D·Z | 140-300 | 270-420 | ≥26 |
| **Structure** | S220GD·Z | ≥220 | ≥300 | ≥20 |
| **Structure** | S250GD·Z | ≥250 | ≥330 | ≥19 |
| **Structure** | S280GD·Z | ≥280 | ≥360 | ≥18 |
| **Structure** | S320GD·Z | ≥320 | ≥390 | ≥17 |
| **Structure** | S350GD·Z | ≥350 | ≥420 | ≥16 |
---
> When there is no obvious yield, use Rp0.2; otherwise, use Rel for low carbon steel and ReH for structural steel.
## Usage
| Purpose | Grade | Yields strength/Re/MPa | Tensile strength/Rm/MPa | Elongation/A80/% | 180° bending test (transverse) ≤3.0mm | 180° bending test (transverse) ≥3.0mm |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| **Commercial** | DDQ(X)51D·Z | — | 270-500 | ≥22 | 1a | 2a |
| **Drawing** | DDQ(X)52D·Z | 140-300 | 270-420 | ≥26 | 1a | 2a |
| **Structure** | S220GD·Z | ≥220 | ≥300 | ≥20 | 2a | 3a |
| **Structure** | S250GD·Z | ≥250 | ≥330 | ≥19 | 3a | 3a |
| **Structure** | S280GD·Z | ≥280 | ≥360 | ≥18 | — | — |
| **Structure** | S320GD·Z | ≥320 | ≥390 | ≥17 | — | — |
| **Structure** | S350GD·Z | ≥350 | ≥420 | ≥16 | 1a | 2a |
> When there is no obvious yield, use Rp0.2; otherwise, use Rel for low carbon steel and ReH for structural steel.
> Surface treatment: Oiling, passivation, oiling + passivation

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---
title: Cold-Rolled Low Carbon Steel Sheet
desc: Has high strength and good welding performance, excellent surface quality and shape, suitable for hardware, pipes and building structural parts that have certain requirements for strength and processing performance.
models:
- GB/T 11253-2007: Q235
- 2011 JX(19): LQ215
- 2011 JX(21): THD
spec:
- 'Thickness: 0.6~2.0mm'
- 'Width: 1000~1540mm'
slug: '5'
---
## Chemical Composition
| Grade | C | Mn | Si | P | S |
| :--- | :--- | :--- | :--- | :--- | :--- |
| Q235 | ≤0.22 | ≤1.40 | ≤0.35 | ≤0.035 | ≤0.035 |
| DX51D | ≤0.22 | ≤1.20 | ≤0.35 | ≤0.035 | ≤0.035 |
| S350GD | ≤0.22 | ≤1.20 | ≤0.35 | ≤0.035 | ≤0.035 |
## Mechanical Properties
| Grades | Yield strength/Re/MPa | Tensile strength/Rm/MPa | Elongation/A80/% | Hardness/HRB | 180° bending test (bend diameter d) |
| :--- | :--- | :--- | :--- | :--- | :--- |
| Q235 | ≥235 | 370-500 | ≥22 | - | d=1a |
| LQ215 | ≥215 | 335-450 | ≥24 | - | d=0.5a |
| THD | - | - | - | 65-80 | - |
---
1. When there is no obvious yield, use Rp0.2; otherwise use Rel.
2. Sample width B: When B20mm, take B=20mm; *a is sample thickness*.
3. Tensile test and bending test take transverse samples.

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---
title: Cold-Rolled Low Carbon Steel Sheet for Stamping
desc: Has good surface quality, shape, welding and mechanical processing performance, suitable for home appliance inner and outer panels and parts that have certain requirements for surface quality and processing performance.
models:
- Q/TB303-2008
- DC01(O3), DC03(O3)
spec:
- 'Thickness: 0.35~2.0mm'
- 'Width: 1000~1540mm'
slug: '6'
---
## Chemical Composition
| Grades | C | Mn | Si | P | S | Als | S |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| DC01(O3) | ≤0.07 | ≤0.50 | ≤0.05 | ≤0.025 | ≤0.03 | ≥0.02 | - |
| DC03(O3) | ≤0.06 | ≤0.45 | ≤0.03 | ≤0.025 | ≤0.025 | ≥0.03 | - |
## Mechanical Properties
| Grades | Yield strength/Re/MPa | Tensile strength/Rm/MPa | Elongation/A80/% | r₉₀ | n₉₀ |
| :--- | :--- | :--- | :--- | :--- | :--- |
| DC01(O3) | ≤280 | 270-410 | ≥28 | - | - |
| DC03(O3) | ≤240 | 270-370 | ≥34 | ≥1.3 | - |
1. When there is no obvious yield, use Rp0.2; otherwise use Rel.
2. When the nominal thickness of the product is greater than 0.5mm but not greater than 0.7mm, the elongation is allowed to decrease by 2%; when the nominal thickness of the product is not greater than 0.5mm, the elongation is allowed to decrease by 4%.

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---
title: Cold-Rolled Hot-Dip Galvanized Steel Sheet
desc: Has good mechanical processing performance and corrosion resistance, suitable for construction, home appliances and other internal and external covering parts and structural parts that require formability and corrosion resistance.
models:
- GB/T2518, EN10346: DC(X)51D+Z, DC(X)52D+Z, DC(X)53D+Z, S220GD+Z, S250GD+Z, S280GD+Z, S320GD+Z, S350GD+Z
- ASTM A653/A653M: CSA, CS B, FSA, FS B, SS230, SS255, SS275, SS340
- JIS G3302: SGCC, SGCD, SGC340, SGC400, SGC440
- 2011JX(15): S390GD+Z, S450GD+Z
spec:
- 'Thickness: 0.35~2.0mm'
- 'Width: 1000~1540mm'
- 'Equal-Thickness Coating: Z60-Z450'
packaging: Regular spangle, non-spangle
slug: '7'
---
## Mechanical Properties
| Purpose | Grade | Yield strength/Re/MPa | Tensile strength/Rm/MPa | Elongation/A80/% |
| :--- | :--- | :--- | :--- | :--- |
| **Commercial** | DC(X)51D·Z | 370-500 | — | ≥22 |
| **Drawing** | DC(X)52D·Z | ≥290 | — | ≥26 |
| **Deepdrawing** | DC(X)53D·Z | ≥420 | — | ≥30 |
| **Structure** | S220GD·Z | ≥220 | ≥300 | ≥20 |
| **Structure** | S250GD·Z | ≥250 | ≥330 | ≥19 |
| **Structure** | S280GD·Z | ≥280 | ≥360 | ≥18 |
| **Structure** | S320GD·Z | ≥320 | ≥390 | ≥17 |
| **Structure** | S350GD·Z | ≥350 | ≥420 | ≥16 |
| **Structure** | S390GD·Z | ≥390 | 460-620 | ≥15 |
| **Structure** | S450GD·Z | ≥450 | 500-700 | ≥14 |
---
1. When there is no obvious yield, use Rp0.2; otherwise, use Rel for low carbon steel and ReH for structural steel.
2. When the nominal thickness of the product is greater than 0.5mm but not greater than 0.7mm, the elongation is allowed to decrease by 2%; when the nominal thickness of the product is not greater than 0.5mm, the elongation is allowed to decrease by 4%.
## Usage
| Purpose | Grade | Yield strength/Re/MPa | Tensile strength/Rm/MPa | Elongation/A80/% |
| :--- | :--- | :--- | :--- | :--- |
| **Commercial** | CSA | 170-380 | — | ≥20 |
| **Commercial** | CSB | 205-410 | — | ≥20 |
| **Commercial** | CSC | 170-310 | — | ≥25 |
| **Commercial** | FSK | 170-310 | — | ≥26 |
| **Commercial** | CSN | 170-310 | — | ≥26 |
| **Drawing** | S220 | — | ≥310 | ≥20 |
| **Structure** | S255 | ≥255 | ≥360 | ≥18 |
| **Structure** | S275 | ≥275 | ≥380 | ≥16 |
| **Structure** | SS340¹ class1 | ≥340 | ≥460 | ≥12 |
| **Structure** | SS340² class2 | ≥340 | ≥410 | ≥12 |
| **Structure** | SS340³ class3 | ≥340 | ≥410 | ≥12 |
| **Commercial** | SCC | — | ≥270 | ≥37 |
| **Drawing** | SGC01 | — | ≥270 | ≥39 |
| **Drawing** | SGC02 | — | ≥270 | ≥37 |
| **Structure** | SGC340 | ≥245 | ≥340 | ≥20 |
| **Structure** | SGC350 | ≥295 | ≥400 | ≥18 |
| **Structure** | SGC440 | ≥355 | ≥440 | ≥18 |
| **Structure** | SGC490 | ≥365 | ≥490 | ≥16 |