AISI A790/789 Seamless Duplex Stainless Steel Round Pipe with Polished

• Customization: Available
• After-sales Service: 1
• Warranty: 1
• Model NO.: duplex steel
• Technique: Cold Drawn
• Material: Stainless Steel
• Surface Treatment: Polished
• Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Chemical Industry, Mining, Special Purpose, Desalination
• Section Shape: Round
• Length: 18000mm
• Certificate: ISO,BV,GOST,Eac,ABS,TUV,Ndv etc
• Thickness: 1-65mm
• Grade: 2205, 2507, 2760
• End: PE Be
• Transport Package: Woven Bag
• Specification: 168
• Trademark: XTD
• Origin: China
• HS Code: 7304111000
• Production Capacity: 50000ton

Product Description

Duplex and Super Duplex Stainless Steel Seamless Pipe

NO	GB			ASTM/ UNS	JIS	ISO	DIN EN	GOST
	ISC	New	Old
22	S31053	022Cr25Ni22Mo2N	_	310MoLN, S31050	_	X1CrNiMoN 25-22-2	X1CrNiMoN 25-22-2 1.4466	_
23	S38340	16Cr25Ni20Si2	_	S31400	_	X15CrNiSi 25-21	X15CrNiSi 25-20, 1.4841	20Х25Н20С2
24	S31782	015Cr21Ni26Mo5Cu2	_	904L, N08904	SUS 890L	X1NiCrMoCu25-20-5	X1NiCrMoCu25-20-5, 1.4539	_
25	S22253	022Cr22Ni5Mo3N	_	S31803	SUS 329J3L	X2CrNiMoN 22-5-3	X2CrNiMoN 22-5-3, 1.4462	_
26	S25073	022Cr25Ni7Mo4N	_	2507, S32750		X2CrNiMoN25-7-4	X2CrNiMoN25-7-4, 1.4410	_
27	S27603	022Cr25Ni7Mo4WCuN	_	S32760	SUS329J2L	X2CrNiMoCuWN 25-7-4	X2CrNiMoCuWN 25-7-4, 1.4501	_
28	S23043	022Cr23Ni4MoCuN	_	2304, S32304	_	X2CrNiN 23-4	X2CrNiN 23-4,1.4362	03KH23N6
29	N10276	NS 3304	_	Inconel C-276, N10276		SNi 6276	NiMo16Cr15W,2.4819	_
30	20	_	_	_	S20C	C25	C22, 1.0402	20
31	N 04400	NS 6400	Ni68Cu28Fe	Monel 400, N04400	_	_	2.4360	_
32	N 06600	NS 3102	_	Inconel 600, N06600	NCF 600	_	NiCr15Fe, 2.4816	_
33	N 06625	NS 3306	_	Inconel 625, N06625	NCF 625	_	NiCr22Mo9Nb, 2.4856	_
34	N 08825	NS 1402	_	Incoloy 825, N08825	NCF 825	_	NiCr21Mo, 2.4858	_
35	N 08800	NS 1101	_	Incoloy 800, N08800	NCF 800	_	X10NiCrAlTi 32-20, 1.4876	_

Zhejiang Xintongda Special Steel is a leading supplier of Duplex, Super Duplex and Lean Duplex stainless steel.
We provide one of the world's most extensive stocks of Duplex coils, plates, bars, and profiles ready for delivery to your next project.
In addition, our technical department and  metallurgists are prepared to help you with advice and guidance.
XTD is a comprehensive enterprice which focuses on smelting, piercing, and pipe production, and has 13 invention patents and utility model patents. We have more than 20 cold-drawn and cold-rolled production machines which can achieve about 25,000 annual output.
Another subsdiary and prodcution base, Fujiang Tengqi factory is in Fujian Province. It is specialized in bigger OD pipes up to 1020mm.
Over 10,000 tons ready stocks are kept in our warehouse, which can shorten the delivery time.
Two factories and a large warehouse can meet the daily production and storage needs.
Our products comply with the standards of
ASTM A312, ASTM A213, ASTMA269, ASTM A789,  ASTM A790, ASTM B677,ASTM B163,GB/T21833, GB/T13296, GB/T14976.,ect.
The quality of our products has been certified by ISO9001,ABS,GOST, EAC,NDV,BV, TUV NORD etc., and each product has a product inspection report to support customer inspection.

 

 

Detailed Photos

Company Profile

 

Inspectiom(PMI)

Certifications

 

Application