Foshan Xinliheng 스테인레스 스틸 Co., Ltd.(佛山市鑫利恒不锈钢有限公司)
316L Industrial Stainless Steel Tube – Premium Corrosion Resistance for Extreme Industrial Environments
Unrivaled Durability in Harsh Environments
When it comes to industrial tubing that demands exceptional corrosion resistance and long-term reliability, 316L stainless steel stands in a class of its own. Engineered with a precise alloy composition including 2-3% molybdenum, these industrial tubes outperform conventional stainless steels in the most challenging environments – from chemical processing plants to offshore oil rigs. Unlike standard 304 스테인레스 스틸, which succumbs to chloride-induced corrosion in as little as 3 years in coastal applications, 316L maintains its integrity for decades, with a corrosion rate of less than 0.01mm per year in 3.5% salinity seawater.
This remarkable performance stems from 316L’s superior Pitting Resistance Equivalent Number (PREN) 의 26.3, significantly higher than 304’s PREN of 19. The addition of molybdenum creates a dense, protective oxide film that actively resists pitting and crevice corrosion, making 316L the material of choice for applications involving halide ions, acidic solutions, and high-moisture environments.
Manufacturing Standards & Sizes
Our 316L industrial stainless steel tubes are manufactured in compliance with major international standards:
- ASTM A312: Seamless and welded austenitic stainless steel pipe
- ASTM A269: Seamless and welded austenitic stainless steel tubing for general service
- JIS G 4303 (SUS316L)
- DIN specifications available upon request
Available Dimensions
- Outer Diameter: 6mm – 159mm (맞춤 사이즈 가능)
- 벽 두께: 0.15mm – 3.0mm
- 길이: 표준 6m, 또는 최대 12m까지 맞춤 길이
- 형상: 원형, 정사각형, 직사각형, 및 맞춤 프로파일
- 표면 마감: 풀림 처리, 산세 처리, 광택 풀림 (BA), 연마
산업 전반의 주요 용도
316L 스테인리스강 튜브는 내식성, 고강도, 및 순도가 중요한 용도에서 뛰어납니다:
화학 공정
부식성 화학물질, 산, 용매 운송에 이상적. 몰리브덴 함량으로 인해 황산 환경에서도 우수한 내성을 제공 304 스테인레스 스틸.
석유 & 가스 산업
해양 플랫폼, 정밀 채관, 및 화학 주입 라인에서 널리 사용되며, 염수 및 엄격한 탄화수소 노출이 일반적임.
제약 & 바이오테크놀로지
엄격한 순도 요구 사항 충족, 제약 제조 장비용으로 적합, 살균 시스템 및 빈번한 고온 스팀 멸균에도 손상 없이 프로세스 배관 사용 가능.
식품 & Beverage Processing
Non-reactive surface ensures product purity, making it suitable for food-grade applications including brewing, dairy processing, and beverage production lines.
Marine Engineering
Selected for seawater handling systems, shipbuilding components, and coastal infrastructure where saltwater corrosion is a constant challenge. 青岛跨海大桥’s 316L bolts remained corrosion-free after 10 years of salt spray exposure.
Aerospace & Defense
Used in aircraft exhaust systems and hydraulic lines that require high strength at elevated temperatures.
Power Generation
Suitable for heat exchangers, condensers, and piping in both conventional and nuclear power plants.
Quality Assurance & 인증
We maintain the highest quality standards throughout the manufacturing process:
- ISO 9001:2008 certified quality management system
- SGS, BV, and TÜV inspected and approved
- 100% non-destructive electric testing or hydrostatic testing for every tube
- Material traceability from raw material to finished product
- Chemical composition verification through spectrometric analysis
- Mechanical testing including tensile, hardness, and elongation verification
Why Choose 316L Over 304?
While 304 stainless steel works well for general applications, 316L offers distinct advantages in demanding environments:
특징 | 316L Stainless Steel | 304 스테인레스 스틸 |
Chloride Resistance | 훌륭한 (PREN 26.3) | 제한된 (PREN 19) |
Molybdenum Content | 2-3% | None |
Weldability | Superior (low carbon minimizes carbide precipitation) | 좋은 |
High Temperature Performance | 훌륭한 | 좋은 |
Marine Environment Suitability | 훌륭한 | 제한된 |
Lifespan in Corrosive Environments | 10+ years typical | 2-5 years in harsh conditions |
포장 & Shipping
To ensure your 316L stainless steel tubes arrive in perfect condition:
- Standard packaging: Wooden crates, steel pallets with waterproof wrapping
- Custom packaging available for export
- Containerization optimized for sea freight
- Full documentation including material certificates, test reports, and packing lists
- Worldwide shipping with trusted logistics partners
- Typical lead time: 2-4 weeks for standard sizes, 4-6 weeks for custom orders
Custom Solutions Available
We understand industrial applications have unique requirements:
- Custom cutting to exact lengths
- Special surface treatments
- Large diameter and heavy-wall thickness options
- Welded or seamless construction
- Ultra-high purity grades for pharmaceutical applications
- Small minimum order quantities available for prototype projects
Contact our technical team to discuss your specific application requirements. Our engineers can provide material selection guidance and technical support to ensure you get the optimal tubing solution for your industrial needs.
견적 요청
가격 정보 문의 또는 316L 스테인리스 강관 요구 사항 논의를 위해, 영업팀에 연락해 주세요. 표준 및 맞춤 주문 모두 경쟁력 있는 가격을 제공합니다, 대량 주문 시 할인 혜택 제공. 모든 견적에는 기술 사양 및 재료 인증서가 포함됩니다.
