Published certificate
ISO 9001 quality management system
- Certificate number
- 19821QA0205R1S
- Standard
- GB/T 19001-2016 / ISO 9001:2015
- Issued by
- Beijing Xinjiyuan Certification Co., Ltd. (CNAS accredited)
- Valid until
- 2027-01-26
- Inside diameter
- 102.26 mm
- Theoretical weight
- 16.38 kg/m
Theoretical mass from nominal density. Final dimensions, tolerances and weight follow the order specification and the mill test certificate. Open the pipe weight calculator · Stock, packing and shipping
- Annual capacity
- 10,000+ t
- Factory area
- 27,000 m²
- Stock across two warehouses
- ≈6,000 t
- Product groups
- 6
Find your pipe product group
Explore stainless steel and alloy pipes by product group.
All products
- ASTM B163
- ASTM B167
- ASTM B407
High-nickel alloy & superalloy seamless pipe
- Inconel 625
- Incoloy 800HT
- Alloy 20
- Hastelloy C-276
- ASTM A789
- ASTM A790
- EN 10216-5
Duplex & super duplex steel pipes (2205 / 2507)
- 2205
- 2507
- 254SMO
- ASTM A312
- ASTM A213
- ASTM A269
Austenitic stainless steel seamless pipe (304 / 316L / 321 / 347H)
- 304/304L
- 316/316L
- 321/321H
- 347H
- 904L
- ASTM A269
- ASTM A213
- ASTM A1016
Precision stainless steel tubing (BA / EP / coiled)
- 304L
- 316L
- 321
- 347H
- ASTM A688
- ASTM A213
- ASTM A269
Heat exchanger U-bend tubes & profile tubing
- 304L
- 316L
- 2205
- Inconel 625
- AMS 5589
Nickel superalloy & aerospace seamless tubing
- Inconel 718
- C263
- C4 (KY704)
Manufacturing & inspection
Explore Junda’s cold rolling and cold drawing equipment, solution heat treatment lines and pipe inspection capabilities, from chemical analysis to pressure testing.
- 01
Raw material
- 02
Cold rolling / cold drawing
- 07Precision cold rolling mills
- 07Cold drawing machines
- 03
Solution heat treatment
- 02Fully automated solution heat treatment lines
- 04
Pickling
- 06Pickling systems
- 05
Straightening
- 04Straightening machines
- 06
Cutting
- 07
Inspection
Cold Rolling Mill
Eddy Current & Ultrasonic Dual-Probe Tester
Cold Drawing Shop
Microcomputer-Controlled Hydraulic Universal Testing Machine
Which pipe testing methods are available?
05Certified inspection personnelIntermediate UT inspectors
View testing facilities and inspection personnel- 01Chemical compositionConfirms the alloy elements of the material grade
- 02Nondestructive testingDetects internal and surface defects along the pipe
- 03Hydrostatic testingChecks pressure tightness of the finished pipe
- 04Mechanical testingMeasures tensile properties and hardness
- 05Impact testingMeasures toughness at low temperatures
- 06Metallographic examinationExamines grain structure and microstructure
- 07Intergranular corrosionChecks resistance to intergranular attack
Quality & qualifications
Published certificate
Special equipment manufacturing licence (A2B2)
- Certificate number
- TS2733N39-2027
- Standard
- Special Equipment Production Licence (China)
- Issued by
- Zhejiang Administration for Market Regulation
- Valid until
- 2027-03-16
From our factory in Songyang
Based in Songyang, Zhejiang, Junda manufactures seamless pipes under the Junda Pipe brand and exports to India, the United States and the Middle East (UAE, Saudi Arabia, Qatar and the wider GCC).
- Factory area
- 27,000 m²
- Stock across two warehouses
- ≈6,000 t
Business Partners
What should buyers confirm before requesting a quote?
Junda manufactures seamless stainless steel and nickel-alloy pipe to project requirements. Send the grade, size, standard and inspection scope, including any EN 10204 3.1 or 3.2 certificate and third-party inspector; the team returns a technical quotation with delivery and document terms.
Who manufactures Junda Pipe products?
Zhejiang Junda Steel Pipe Manufacturing Co., Ltd. manufactures seamless stainless steel and alloy pipes under the Jungang brand. Junda Pipe is the short name used on this website.
Which UNS grades and ASTM/ASME standards does the catalogue publish?
For each group, the catalogue lists the UNS designation and typical ASTM/ASME standards, for example Inconel 625 (N06625), Incoloy 800HT (N08811) and Alloy 20 (N08020). The company range is φ6–φ630 mm outside diameter and 0.2–80 mm wall thickness; this is a manufacturing range, not stock for every grade. The applicable standard edition, supply condition and inspection scope are confirmed in the quotation before an order is accepted.
What outside diameter and wall thickness does the company publish?
The published company range is φ6–φ630 mm outside diameter and 0.2–80 mm wall thickness. That range describes the company profile. It is not the stocked size of every grade. Confirm the dimensions for your grade when you request a quote.
Which certificates are published with a number and an end date?
ISO 9001:2015, certificate number 19821QA0205R1S, valid until 2027-01-26, and the Chinese special equipment production licence A2B2, number TS2733N39-2027, valid until 2027-03-16. Scope and issuer are published on the quality page.
What should I include in a pipe enquiry?
Email sales@jundapipe.com or use the contact form. Include the material grade or product family, outside diameter × wall thickness × length, quantity and destination, the applicable standard and inspection requirements, and a target delivery date if you have one. Phone is optional. Dimensions, minimum order quantity and lead time are confirmed in the quotation.
Request a pipe quote
Send your enquiry to our Songyang factory, the Wenzhou office or Prime Junda in Dubai. We export to India, the United States and the Middle East (UAE, Saudi Arabia, Qatar and the wider GCC).
- 01Material grade or product family
- 02Outside diameter × wall thickness × length
- 03Quantity and destination country or region
- 04Applicable standard and inspection requirements
- 05Target delivery date and project notes
- HQ
Headquarters
Lishui · China
Zhejiang Junda Steel Pipe Manufacturing Co., Ltd.
- WNZ
Wenzhou Office
Wenzhou · China
Zhejiang Junda Steel Pipe Manufacturing Co., Ltd.
- DXB
Dubai Office
Dubai · UAE
Prime Junda Pipe Trading L.L.C