Tianjin ShunChen Industrial is a high-end steel processing manufacturer with 12 years of export experience, and ShunChen focuses on providing precision laser cut carbon steel products adapted to various industrial and construction fabrication demands. Our Tianjin production base owns multiple high-power CNC fiber laser cutting lines and a national professional material testing laboratory, targeting steel structure fabrication, mechanical parts processing, curtain wall engineering, municipal facilities and industrial equipment manufacturing scenarios.
Different from ordinary flame/plasma cut steel plates with large tolerance and rough edges, our laser cutting carbon steel plates select premium hot-rolled carbon steel as base material, matched with high-precision laser cutting and automatic edge finishing procedures. We implement strict incoming material inspection + digital nesting programming + full-process quality tracking to achieve high-precision forming with minimal heat affected zone. Our senior QC team conducts full-process tracking inspection for each batch of laser cut carbon steel plates, controlling dimensional tolerance ≤±0.1mm, cut surface roughness Ra≤12.5μm, verticality deviation ≤0.5°. All products comply with GB, ASTM, EN, JIS international standards, and we can provide complete MTC EN 10204 3.1 and SGS third-party inspection reports.
Test Standard: ASTM A6, ISO 9013
Test Conditions: Full-size measurement of complex shaped workpieces, 100 sampling points per batch
Test Samples:
Ordinary flame cut carbon steel plate
Ordinary plasma cut carbon steel plate
ShunChen laser cutting carbon steel plate
Key Findings:
Ordinary flame cut plate: Dimensional tolerance ±1.5~2.0mm, large shape deviation, requires secondary grinding
Ordinary plasma cut plate: Dimensional tolerance ±0.8~1.2mm, obvious edge slag, low assembly fit
ShunChen laser cut plate: Dimensional tolerance ≤±0.1mm, contour deviation ≤0.05mm, one-time forming without secondary processing, assembly efficiency improved by 60%
Test Standard: GB/T 13288, ISO 11484
Test Conditions: 20mm thick Q235B carbon steel plate, full-length continuous cutting
Test Results:
Ordinary flame cut plate: Thick oxide layer on cut surface, heat affected zone 2~3mm, obvious plate deformation
Plasma cut plate: Hanging slag on edge, heat affected zone 1~1.5mm, partial material hardening
ShunChen laser cut plate: Smooth cut surface without burrs, heat affected zone ≤0.2mm, no macroscopic deformation, material mechanical properties remain above 98% of base material
Tested per national and international standards, core indicators:
Minimum cutting aperture: 0.5×plate thickness
Maximum cutting thickness: 25mm carbon steel stable mass production
Cutting verticality: ≤0.5° within 20mm thickness
Edge hardness increase: ≤10HV, no obvious hardening
High-quality base plate combined with precision laser process realizes balanced accuracy, mechanical performance and processing efficiency, supporting complex contour cutting, drilling and blanking for various industrial components.
Industry: Construction steel structure
Problem: Traditional flame cut embedded plates had large size deviation, uneven edges, required on-site secondary grinding, which delayed construction progress and increased labor cost.
Solution: Adopt ShunChen laser cutting carbon steel plate, Q235B material, thickness 10~30mm, full batch digital nesting cutting with pre-drilled bolt holes.
Result: One-time installation pass rate reached 99.5%, on-site grinding work eliminated, construction period shortened by 28%. Annual purchase volume reaches 1200 tons, long-term stable cooperation maintained.
Industry: Industrial equipment manufacturing
Problem: Plasma cut workpieces had large deformation and burrs, which affected subsequent welding precision and led to high rejection rate of finished parts.
Solution: Deploy ShunChen laser cutting carbon steel plate, Q355B material, custom complex contour blanking, strict flatness and tolerance control.
Result: Finished part welding alignment accuracy improved significantly, product rejection rate reduced from 7.2% to 0.8%, monthly production capacity increased by 35%. Designated processing supplier for all core structural parts of the company.
Industry: Building curtain wall decoration
Problem: Conventional cut connectors had poor dimensional consistency, which caused uneven curtain wall joint gaps and failed appearance acceptance.
Solution: Use ShunChen laser cutting carbon steel plate with subsequent galvanizing treatment, high-precision batch cutting of special-shaped connectors.
Result: Connector size consistency reached 100%, curtain wall assembly gap uniform, passed one-time appearance acceptance. Stable cooperation for 5 consecutive years for all high-end curtain wall projects.
"Laser cut steel plates greatly save our on-site processing time. ShunChen’s products have stable precision and zero burrs, which perfectly match our steel structure assembly requirements. Their delivery is always on schedule."
—— Omar Hassan, Project Manager, Middle East Construction Engineering Co., Ltd.
"We produce precision mechanical parts with strict tolerance requirements. ShunChen’s laser cutting carbon steel plates have minimal deformation and consistent batch quality, which effectively reduces our rejection rate and production cost."
—— Li Ming, Technical Director, Domestic Machinery Manufacturing Co., Ltd.
"Curtain wall engineering has high requirements for appearance and assembly accuracy. Their laser cut connectors have precise dimensions and smooth edges, which greatly improve our installation efficiency and project quality."
—— Zhang Wei, Procurement Director, East China Curtain Wall Engineering Company
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Standard Type |
Standard Number |
Applicable Regions & Industries |
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Chinese Standard |
GB/T 700-2006, GB/T 1591-2018 |
China, Southeast Asia construction & manufacturing |
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American Standard |
ASTM A36, ASTM A572 |
North America, Middle East engineering projects |
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European Standard |
EN 10025-2, S235JR / S355JR |
Europe, Africa industrial fabrication |
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Japanese Standard |
JIS G3101, SS400 / SM490 |
Japan, Korea machinery & construction |
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Parameter Category |
Specific Indicators |
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Base Material |
Q235B, Q355B, A36, S235JR, S355JR carbon steel plate |
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Processing Technology |
CNC fiber laser cutting, customizable drilling & nesting |
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Base Plate Thickness |
1.5mm – 25mm (custom thick plate available) |
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Plate Width |
100mm – 2500mm, custom size blanking |
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Dimensional Tolerance |
≤±0.1mm (within 10mm thickness); ≤±0.2mm (10-25mm) |
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Cut Surface Roughness |
Ra ≤12.5μm, burr-free smooth edge |
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Surface Treatment |
Original black plate, hot-dip galvanized, painted available |
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Material |
C |
Si |
Mn |
P |
S |
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Q235B Carbon Steel |
≤0.20 |
≤0.35 |
0.30~0.70 |
≤0.045 |
≤0.045 |
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Q355B Carbon Steel |
≤0.24 |
≤0.55 |
1.00~1.60 |
≤0.035 |
≤0.035 |
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Material |
Tensile Strength (MPa) |
Yield Strength (MPa) |
Elongation (%) |
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Q235B Carbon Steel |
375~460 |
≥235 |
≥26 |
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Q355B Carbon Steel |
470~630 |
≥355 |
≥21 |
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1. Authoritative Test & Precision Guarantee: All dimensional accuracy, surface quality and performance data of ShunChen laser cut carbon steel plates are from SGS third-party tests and long-term engineering verification, complete inspection reports available for clients.
2. High Precision One-time Forming: CNC laser cutting with micron-level tolerance, smooth burr-free edges, no need for secondary grinding, greatly saving processing labor and time cost.
3. Minimal Thermal Damage: Ultra-narrow heat affected zone, no obvious plate deformation, base material mechanical properties fully retained, suitable for high-demand structural parts.
4. Full Customization Service: Support custom complex contour, porous nesting, special-shaped blanking, and matching surface treatment to meet personalized demands of different industries.
5. Complete Certificates & Stable Supply: ISO9001:2015 certified, full set of export documents. Sufficient raw material stock ensures stable batch quality and fast delivery cycle.
· Construction Steel Structure Industry: Embedded plates, connecting plates, stiffeners, roof truss components, steel structure accessories
· Machinery Manufacturing Industry: Equipment frame parts, mechanical structural components, base plates, bracket parts
· Curtain Wall & Decoration Industry: Curtain wall connectors, keel accessories, decorative metal parts, door and window fittings
· Municipal & Public Facilities: Guardrail components, signboard panels, street lamp accessories, public facility metal parts
· Other Industrial Fields: Agricultural machinery parts, transportation equipment components, hardware product blanking, welding structural parts
Looking for high-precision laser cut carbon steel plates for your fabrication and engineering projects? Choose Tianjin ShunChen Industrial, a professional steel processing manufacturer with 12 years export experience.
We maintain large stock of conventional carbon steel base plates all year round, sample delivery within 3 days and bulk delivery within 7-10 days. Our professional technical team provides one-stop solutions including material selection, nesting optimization and process matching according to your application requirements. Factory direct sales cut intermediate costs, with competitive price and stable product quality. Contact ShunChen now to obtain free samples and detailed quotations!
High-power CNC fiber laser cutting machine Online dimensional automatic detection system Surface roughness & flatness testing equipment Full-batch quality inspection before delivery
ShunChen laser cutting carbon steel plate Precision blanked carbon steel structural parts Special-shaped laser cut carbon steel components Galvanized finished laser cut steel plates
Standard export seaworthy packaging: Waterproof film + wooden pallet + steel strapping protection Custom brand logo packaging supported Container loading standard: 20ft container ≈22 tons; 40ft container ≈45 tons Complete shipping documents: Bill of lading, commercial invoice, MTC, SGS third-party inspection report
Steel structure embedded plate engineering project Mechanical equipment parts processing project Curtain wall connector fabrication project Municipal facility metal component project
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Address
Shunchen Industrial Co., Ltd., Anzhuangzi Industrial Park, Xizhaizhuang Town, Jinghai District, Tianjin,China
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