Tsingshan

What Tsingshan does

Tsingshan (青山钢管有限公司) is a privately held Chinese manufacturer of stainless steel pipes and fittings, founded in 2013 and headquartered in Qingtian County, Zhejiang Province, with a major subsidiary (Fujian Qingshan Special Material Co., Ltd.) in Zhouning County, Fujian. Its product portfolio spans stainless steel seamless pipes (OD 6-830mm, wall thickness 0.5-45mm), welded pipes including large-diameter coil pipe (OD up to 2,500mm), pipe fittings, heat-exchanger and boiler tubes, marine tubes, instrumentation tubes, duplex/super-duplex stainless steel, and nickel-based alloys (N08825, N08904, N08028, N08800, and the newly mass-produced UNS N06625). The company carries a broad certification stack — ISO 9001, PED, ASME, China's TS license, and marine approval from ABS, BV, CCS, DNV, GL, LR and RINA — and runs a Zhejiang Provincial postdoctoral research workstation alongside 9 invention patents and 106 utility model patents. Its customers are concentrated in petroleum (CNPC, Sinopec, CNOOC, ExxonMobil, ADCO, Kuwait Petroleum, Petrobras, Husky Energy), chemicals (CNCEC, Donghua Engineering), shipbuilding (CSSC, Jiangnan Shipyard, Dalian Shipbuilding Heavy Industry), power (China Nuclear Industry, China Power Investment, Hangzhou Boiler Group), and EPC contractors (Sinopec SEI, Wuhuan Engineering). 2025 'Excellent Supplier' awards from CNCEC and the SEI/ExxonMobil Huizhou Ethylene Phase 1 project reflect strong commercial validation.

The business model is classic industrial B2B: quote-based pricing determined by specification, alloy grade, and volume; no subscription or recurring revenue layer; direct enterprise sales through an International Trade Department (+86-577-86620851) and a domestic Sales Department (+86-577-86620911). Go-to-market relies on direct sales teams, EPC and SOE relationships, and major trade shows (Tube Düsseldorf, Tube China, CSSOPE). Customer concentration is broad across heavy industrial verticals but skewed to large state-owned and EPC customers whose orderbooks drive volume predictability.

The company is in an active expansion phase. Its Fujian subsidiary is building a stainless-steel deep-processing complex targeted at 45,000 tons of annual capacity and >20 billion CNY of expected annual output value, with the main building topping out in June 2025. It has been recognized as a National High-Tech Enterprise, a Zhejiang 6th-batch 'Specialized, Refined, and Innovative Little Giant' Enterprise, and a Zhejiang IP Demonstration Enterprise, and in 2024 signed a strategic cooperation agreement with Jiamusi Trade and Investment Group. The mass-production launch of UNS N06625 large-diameter thick-wall pipe in September 2024 represents the company's clearest move up-value into high-end nickel alloys used in aerospace, petrochemical and marine engineering.

Name

Tsingshan

Legal name

青山钢管有限公司

Website

https://tsingshan.net

Company type

Private

Founded year

2013

Operating status

Operating

Headcount range

11–50 employees

Short description

Tsingshan is a Chinese private manufacturer of stainless steel seamless and welded pipes, fittings, duplex steel, and nickel-based alloy tubes, serving oil and gas, petrochemical, shipbuilding, nuclear power, boiler, and EPC industrial customers under ISO/PED/ASME/TS and major marine classification society certifications.

Ownership category

akta.pro rank

Product category

Industrial Steel Pipe Manufacturing

NAICS

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel (33121)

SIC

Steel Pipe & Tubes (3317)

akta.pro primary industry

Pipe & Tube Manufacturing (Seamless & Welded OCTG/Line Pipe/Structural Tube) (IMAKABAI)

akta.pro secondary industry

Specialty & Alloy Steel (Stainless, Tool Steel, Electrical Steel, High-Strength/HSLA) (IMAKABAJ)

Keywords

• Stainless steel pipes
• Seamless steel pipes
• Welded steel pipes
• Nickel alloy tubes
• Duplex steel pipes

Headquarters

HQ city

Wenzhou

HQ country

China

HQ region

Asia

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Technology or R&D, Personnel, Marketing or Sales, Infrastructure

Revenue model

1. Stainless Steel Pipe Sales: Manufacture and sale of stainless steel seamless pipes, welded pipes, and pipe fittings to industrial customers across petroleum, chemical, nuclear, shipbuilding, power, and food processing sectors. Revenue generated from product sales with no specific subscription or recurring revenue model indicated for B2B industrial manufacturing.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels3 records

Core offering

Tsingshan manufactures stainless steel seamless pipes, welded pipes, pipe fittings, duplex steel tubes, and nickel-based alloy tubes for industrial customers. Products are produced in a wide range of sizes (OD 6-2500mm, wall thickness 0.5-45mm) and materials (austenitic stainless steel, duplex steel, nickel-based alloys) and are certified to ISO 9001, PED, ASME, TS, and major marine classification society standards. The company serves petroleum, chemical, nuclear power, shipbuilding, power generation, and EPC contractor customers.

Product overview

青山钢管有限公司是一家专业从事不锈钢无缝钢管、不锈钢焊管和不锈钢管件生产制造的企业。公司产品涵盖多种材质和规格，包括奥氏体不锈钢（TP304、TP316等）、双相不锈钢（S31803、S32205等）和镍基合金（N08825、N08904等）。主要产品包括：锅炉管、船用管、热交换器管、仪表管、通用管、双相不锈钢管和镍基合金管等。公司产品广泛应用于石油、化工、电力、船舶、锅炉、工程、食品卫生等行业领域。产品规格范围广，外径从6mm到2500mm，壁厚从0.5mm到45mm不等，并获得多项国际认证和船级社认证。

Differentiator

Problem solved

Functional benefit

Products and services

• Stainless Steel Seamless Pipes (不锈钢无缝钢管) Stainless steel seamless pipes produced in OD 6-830mm and wall thickness 0.5-45mm, covering austenitic stainless steel grades (TP304, TP304L, TP304H, TP316, TP316H, TP316L, TP321, TP321H, TP347H, TP347HFG, 904L, TP310H, TP310S, TP317, TP317L), duplex steel (S31803, S32205, S31500, S32750), and nickel-based alloys (N08825, N08904, N08028, N08800). Special specifications available upon negotiation. Customers are industrial buyers in petroleum, chemical, nuclear, shipbuilding, power, and EPC sectors.
• Stainless Steel Welded Pipes (不锈钢焊管) Stainless steel welded pipes including a continuous production line (OD 10-219mm, WT 0.5-10mm) and a coil pipe production line (OD 219-2500mm, WT 3-35mm). ISO 9001:2008 certified for welded pipe products and PED-certified for EU market entry. Used widely in petroleum, chemical, and boiler applications.
• Stainless Steel Pipe Fittings (不锈钢管件) Stainless steel butt-welded pipe fittings including 90-degree elbows, 45-degree elbows, tees, crosses, reducers, and caps. Manufactured to GB, ASTM, and ASME standards. Used for piping systems in petroleum, chemical, power, and EPC industrial projects.
• Heat Exchanger Tubes (热交换器管) Seamless stainless steel tubes for heat exchangers in grades TP304, TP304H, TP316, TP316, TP316L, TP321, manufactured to ASTM A213, ASME SA213, GB13296, JIS3463, DIN17458, EN10216-5 standards. OD 12.7-159mm, WT 0.5-8mm. Used by power generation, chemical, and petrochemical customers.
• Boiler Tubes (锅炉管) High-pressure seamless stainless steel boiler tubes in grades TP304H, TP310H, TP316H, TP321H, TP347H, TP347HFG, manufactured to GB5310, GB13296, ASTM A213, ASME SA213, EN10216-5 standards. OD 33-273mm, WT 2-20mm. Used by power plant and boiler manufacturer customers including Hangzhou Boiler Group.
• Marine Tubes (船用管) Seamless stainless steel tubes for marine applications in grades TP304H, TP304L, TP347H, TP321, TP321H, TP316LMo≥2.5, manufactured to GB14976, ASTM A312, A269, JIS G3459 standards. OD 6-273mm, WT 0.5-16mm. Certified by ABS, BV, CCS, DNV, GL, LR, and RINA classification societies. Used by shipbuilders including CSSC, Jiangnan Shipyard, and Dalian Shipbuilding Heavy Industry.
• Instrumentation Tubes (仪表管) Seamless stainless steel tubes for instrumentation use in grades TP304, TP304L, TP316, TP316L, TP317L, TP321, manufactured to GB/T14976, EN10216-5, DIN17456, DIN17458, ASTMA269, JISG3459 standards. OD 6-76mm, WT 0.5-6mm. Used for precision measurement and control applications.
• Duplex Stainless Steel Tubes (双相不锈钢管) Duplex and super duplex stainless steel tubes in grades S31803, S32205, S31500, S32750, manufactured to ASTM A789 and ASTM A790 standards. OD 12.0-219mm (WT 0.5-14mm) for A789 and OD 10.0-273mm (WT 0.5-20mm) for A790. Used in corrosive-service applications in petroleum, chemical, and marine sectors.
• Nickel-Alloy Tubes (镍基合金管) Nickel-based alloy seamless stainless steel tubes in grades N08825, N08904, N08028, N08800, manufactured to ASME SB163, ASTM B163, ASME SB423, ASTM B423, ASME SB407, ASTM B407, ASME SB668, ASTM B668 standards. OD 16-273mm, WT 1.65-20mm. Includes newly developed UNS N06625 large diameter thick-wall pipes for aerospace, petrochemical, and marine engineering applications.
• U-Tube (U形管) U-shaped bent tubes for heat exchangers in OD 12-38mm and wall thickness 0.5-4mm. Used for high-efficiency heat exchange applications in power generation, chemical, and petrochemical plants.

Named customers22 records

Segments7 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Five partnerships are on record, tiered core and minor.

• 冶金工业信息标准研究所 (Metallurgical Industry Information Standards Research Institute)coreStrategic or Co-development Partner · 1 March 2025深度研讨行业标准优化 - Li Qi, Director of Steel Pipe Department and Secretary-General of National Steel Standardization Technical Committee Steel Pipe Sub-Committee, visited the Fujian branch on March 1, 2025 to discuss national standards for stainless steel industry and engage in in-depth research on industry standards optimization.
• 青田县税务局税源管理股党支部 (Qingtian County Tax Bureau Branch)minorStrategic or Co-development Partner · 5 December 2024Party building joint activity on December 5, 2024. Joint theme party day activity with 'Study Thought, Strengthen Party Spirit, Practice, Build New Achievements' theme. Four-party party building cooperation agreement signed including Qingtian County Tax Bureau, Lishui Construction Bank, and Qingtian Branch of China Construction Bank.
• 丽水建行风险管理部党支部 (Lishui Branch of China Construction Bank Risk Management Department)minorStrategic or Co-development Partner · 5 December 2024Party building joint activity on December 5, 2024. Four-party party building cooperation agreement signed with Qingtian County Tax Bureau and Qingtian Branch of China Construction Bank.
• 青田建行本部部门党支部 (Qingtian Branch of China Construction Bank)minorStrategic or Co-development Partner · 5 December 2024Party building joint activity on December 5, 2024. Four-party party building cooperation agreement signed with Qingtian County Tax Bureau and Lishui Branch of China Construction Bank.
• 佳木斯市贸易投资集团 (Jiamusi Trade and Investment Group)coreStrategic or Co-development Partner · 7 May 2024Strategic cooperation agreement signed on May 7, 2024 in Wenzhou. Both parties agreed to cooperate in resource sharing, market development, and project collaboration. The partnership aims to leverage complementary advantages and promote industry development.

Scale indicators4 records

Recent moves13 records

Expansion highlights5 records

Broad incumbents

• Tenaris: Global leader in seamless and welded steel pipes for oil & gas, power and industrial end markets, including specialty alloys. Significantly larger and more diversified than Tsingshan; relevant as the international benchmark for stainless and alloy tubular pricing and project qualification.
• Outokumpu: Finland-based global stainless steel producer that also supplies stainless tubes and pipe fittings. Larger and more vertically integrated than Tsingshan, but overlapping on stainless material supply and certain tube product categories.
• ArcelorMittal Tubular Products: Division of the world's largest steelmaker producing welded and seamless pipes and tubes for energy, construction and mechanical applications. Overlaps with Tsingshan on steel pipe categories and end markets, but with substantially greater scale, vertical integration and geographic reach.
• Vallourec: French global supplier of premium tubular solutions for energy (oil & gas, nuclear, geothermal) and industrial markets, with strong alloy and stainless capabilities. Comparable on high-end tubular technology and end-market exposure, though at much larger scale.

Direct peers

• TPCO (Tianjin Pipe Corporation): One of China's largest seamless steel pipe producers, supplying OCTG, line pipe and structural tubes to oil & gas, chemical and power customers. Directly comparable on seamless pipe product and end-market mix, but at significantly larger scale and with broader export reach.
• Salzgitter Mannesmann Stainless Tubes: German producer of seamless stainless and high-alloy tubes under the Mannesmann brand, focused on chemical, petrochemical, power and offshore applications. Directly comparable on material grade range, certification depth (including marine/pressure) and target industries.
• Tubacex: Spanish manufacturer of seamless stainless steel and high-nickel-alloy tubes serving oil & gas, chemical, power and LNG. Closest international peer in product mix, including the high-end nickel-alloy and duplex segments Tsingshan is targeting, providing a benchmark for export-grade specialty pipe economics.
• Zhejiang Jiuli Hi-Tech Materials: Zhejiang-based Chinese manufacturer of industrial stainless steel and special alloy seamless pipes, tubes and fittings for petroleum, chemical, nuclear and power. Most directly comparable domestic competitor, with similar end-market focus and a publicly listed profile that gives it scale and capital advantages over Tsingshan.
• Yongxing Special Materials: Chinese specialty stainless steel producer with seamless pipe and tube products for petrochemical, power and marine use. Listed peer competing in similar Chinese end markets, especially in long products and special alloy tubulars.
• Sandvik Materials Technology: Swedish engineering company producing advanced stainless steel and nickel-alloy tubes for chemical, petrochemical, oil & gas and industrial heating. Direct peer at the high-end specialty tube tier where Tsingshan is investing (duplex, nickel alloys, U-tubes for heat exchangers).

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

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Compliance5 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles10 records

Subsidiaries2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Tsingshan