What are the available outer diameter ranges?

The outer diameter range is 16mm to 2000mm. Specifically, sanitary tubes range from 25.40mm to 101.6mm, covering 80% of market requirements, but larger sizes are available upon request.

What certifications do your products have?

Our products are certified with ISO9001, ISO14001, ISO 18001, TUV, AS 1528.1, and we are verified according to AD 2000-Merkblatt W0 and PED 2014/68/EU.

What applications are suitable for these pipes?

They are suitable for industries with high hygiene requirements such as beer, beverage, milk, pharmaceuticals, food, biology, and electron industries, as well as oil and chemical for large diameter fluid conveying.

DN25 304 Pharmaceutical Stainless Steel Pipeline with ISO Certificate

Name: DN25 304 Pharmaceutical Stainless Steel Pipeline with ISO Certificate
Brand: Guangdong Yaolong Metal Technology Co., Ltd.
SKU: 941526915

Guangdong, ChinaGuangdong Yaolong Metal Technology Co., Ltd.

US$6.00

600-1,799 Meters

US$5.00

1,800-2,999 Meters

US$4.00

3,000+ Meters

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Type

Stainless Steel Pipes

Standard

ASTM, AISI, GB, JIS, DIN, EN

Model NO.

YLGD-ST-216

Grade

300 Series

Certification

ISO, GB, EN, TUV, SGS, En 10204 3.1

Shape

Round

Technique

Welded

Surface Treatment

No.1, No.4, 2b, Ba, Hl, 8K, Polish, Pickling

Outer Diameter

16mm - 2000mm

Thickness

0.8mm - 20mm

Length

6m-18.3m

MOQ

2 Tons

Application

Food Industry;Beverage Industry;Pharmacy;etc.

Visit Our Factory

Welcome

Transport Package

Woven Bag; Wooden Box;

Trademark

Yaolong

Origin

Foshan or Nantong

HS Code

7326909000

Production Capacity

150 Tons Per Month

Key features

High Strength & Durability: 3 times stronger than steel pipe and 8-10 times stronger than plastic pipe, resistant to earthquakes.

Hygienic Smooth Interior: Smooth inner wall prevents scaling and bacterial infection, ensuring safe drinking water and food grade use.

Wide Customization Range: Outer diameter 16mm-2000mm, thickness 0.8mm-20mm, and length 6m-18.3m available per customer request.

Multiple Surface Treatments: Options include No.1, No.4, 2b, Ba, Hl, 8K, Polish, Pickling, and various mirror finishes.

Thermal Insulation Performance: Low thermal conductivity with insulation performance five times that of copper pipe for high temp fluids.

Comprehensive Certifications: ISO, TUV, SGS, En 10204 3.1, ASTM A270, AS 1528.1, EN 10357, DIN 11850, ISO 2037, JIS G3447.

Large Production Capacity: Annual production over 15,000 tons with 3 factories ensuring timely delivery and stable supply.

Professional OEM/ODM Service: Supports custom profiles with engineering drawings, analyzed by professional engineers for technical feasibility.

Company profile

Guangdong Yaolong Metal Technology Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2005-01-01 CertifiedNearest Port: Foshan Port, Guangzhou port, Nantong Port, Shenzhen PortAverage Response Time: ≤2.10h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryGuangdong Yaolong Metal Technology Co., Ltd. is a China-based limited company established in 2004, with 131 employees and operations in Foshan, Guangdong. It specializes in stainless steel and aluminum flagpoles, light poles, bollards, tubes, pipes, and related products. The supplier reports ISO 9001, ISO 14001, and ISO 45001 certifications, more than 10 production lines, 50 quality-control staff, seven R&D engineers, and documented production capacity across poles, tubes, pipes, and bollards. It has exported since 2005, with exports representing 41%–50% of sales, and lists overseas markets including the United States, Canada, Australia, the United Kingdom, Spain, and Gulf countries. Evidence supports production, certification, international sales, and some innovation capability, while after-sales service, financial credibility, customization capability, and specific customer cases remain insufficiently documented.

Supplier typeThe supplier is identified as Guangdong Yaolong Metal Technology Co., Ltd., a Chinese limited company established in 2004, with its head office and operating location in Foshan, Guangdong. It is described as an enterprise integrating R&D, design, production, and distribution, while another record classifies the company nature as a trading company; therefore, it has both trading and manufacturing-related characteristics.

CertificationsThe supplier reports ISO 9001:2015 quality-management certification, ISO 14001:2015 environmental-management certification, and ISO 45001:2016 occupational-health-and-safety certification. A separate description also references ISO 9001, ISO 1400, and GB/T 28001 systems, providing consistent evidence of formal management-system certification.

R&D capabilityThe company states that it integrates R&D and design, employs seven R&D engineers, and has applied for patents including an electronic monitoring and control device for a flag-raising system. Its listed CNC, laser, plasma, water-jet, bending, polishing, and other equipment further supports technical development and engineering capability.

Production capacityThe supplier reports more than 10 production lines, 50 quality-control staff, monthly output of 5,000 units and annual output of 60,000 units for stated products, plus annual capacities of 240,000 meters each for flag poles and light poles, 10,000 tons for tubes and pipes, and 100,000 meters for bollards. Its extensive machinery list and dedicated factory location in Shunde provide additional evidence of established manufacturing capability.

Product Q&A

Q:Are you a trading company or manufacturer?

We are a professional manufacturer with 3 factories, specializing in producing welded stainless steel tube and pipe fittings, and stainless steel bollards for over 13 years.

Q:How long is your delivery time?

Delivery time depends on quantity. Generally, it is 30 days. Off-season lead time is within 15 workdays, while peak season lead time is one month.

Q:Can you provide free samples?

If you do not need to print your logo or artwork, samples are free of charge. You only need to provide your freight collect account (e.g., FedEx, DHL, TNT). If you do not have one, we will charge the express fee.

Q:What is the MOQ for this product?

The Minimum Order Quantity (MOQ) is 2 Tons.

Q:What materials and standards do you use?

We use austenitic stainless steels from BAOSTEEL or TISCO (304/304L/316L). Standards include ASTM A270, AS 1528.1, EN 10357, DIN 11850, ISO 2037, and JIS G3447.