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Advanced Customizable 21-12n Marine Valve Steel for High Performance
US$4,300.00-6,500.00
1 Ton
Product specifications
Model
Product profile
Type
Alloy Steel BarStandard
AISI, ASTM, JIS, GBComposition
21-12n Austenitic Heat-Resistant SteelModel NO.
21-12NTechnique
Hot Rolled / Forged / Cold Drawn / CustomizableShape
BarSurface Treatment
Black (as-Rolled) / Polished / PeeledSpecial Use
High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel, High Temperature & Carburization Resistant SteelApplication
Heat Treatment, Petrochemical IndustryMaterial Type
21-12n Austenitic Heat-Resistant SteelDiameter Range
φ4.50mm-φ80.00mmHeat Treatment Method
Annealing, Solution Treatment, QuenchingSurface Condition
Smooth, Free of Cracks & DefectsPrimary Application
Heat Treatment, Petrochemical IndustryTransport Package
Wooden BoxSpecification
Per Customer's RequirementTrademark
Rui ChengOrigin
Dongtai City, ChinaKey features
High-Temperature Performance: 21-12N steel offers excellent oxidation and creep resistance at elevated temps.
Flexible Heat Treatment: Available in annealed, pre-hardened, or custom quenched and tempered states.
Wide Application Scope: Ideal for automotive engines, pneumatic tools, and petrochemical equipment.
Quality Assurance: Strict QC with MTC 3.1 and 100% visual/function inspection for finished products.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 Year CertifiedNearest Port: Shanghai PortAverage Response Time: ≤1.27h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryThe supplier is a combined metal-products manufacturing enterprise focused on wire surface-treatment equipment, with integrated R&D, design, production, sales, installation, commissioning, and after-sales support. It reports broad customization options, documented finished-product inspection instructions, and production equipment including bending, laser cutting, drilling and milling, welding, sawing, and laser engraving machines. Its export experience is limited to one year, with 21%–30% of sales from exports. Service procedures exist, but records are absent or approval documentation is incomplete. No SDK, overseas warehouse, showroom, overseas agent or branch, or offline trade-show participation is reported. Financial records are referenced by year, but no substantive financial results are provided. Environmental and fire-drill information is unknown.
Supplier typeThe supplier is identified as a combined company and a professional manufacturing enterprise for metal wire surface-treatment equipment. Its stated business scope includes sales of metal wire ropes and related products, chemical products excluding licensed chemicals, and technical services.
R&D capabilityThe supplier states that innovation is central to its development and reports a professional design and production team with senior engineers and technical personnel capable of customized solutions. However, it reports no available SDK, and no concrete patents, product innovations, or R&D performance metrics are provided.
Production capacityThe supplier identifies itself as a manufacturer with integrated R&D, design, production, sales, and service functions. Its listed equipment includes bending, laser cutting, drilling and milling, welding, sawing, and laser engraving machines, while its stated service system includes equipment production, installation, and commissioning.
Customization capabilityThe supplier explicitly reports customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also states that experienced technical personnel provide customized designs and solutions for varying technical requirements.
Product Q&A
Q:What is the delivery time?
A:
Delivery is within 30 working days after receiving the advance payment.
Q:What are the payment terms?
A:
Payment can be made by telegraphic transfer or sight draft before shipment.
Q:How is product quality guaranteed?
A:
We offer trade protection; if quality issues arise, the payment can be refunded.
Q:Can the product be customized?
A:
Yes, we offer full customization in diameter, length, heat treatment, and certification.
Q:What certifications are available?
A:
Mill Test Certificate (MTC) 3.1 is standard; additional chemical analysis reports are available.
Send Inquiry
*To:
Dongtai Ruicheng Electromechanical Technology Co., Ltd.
Dongtai Ruicheng Electromechanical Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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