about us

about us

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Who we are

Zhejiang Xintongda Special Steel Manufacturing Co., Ltd. is located in Songyang County, Zhejiang Province, China. Austenitic stainless steel 304, 304L, 316L, 310S, 904L, 316Ti, 317L, 347H, 321, 309S, 314, S30815(253MA), UNS S31254, duplex and super duplex UNS S31803, UNS s332205, UNS S32750, UNS S32760, Nickel alloy 800(UNS N08800), 800H(UNS N08810), 825(UNS N08825), Inconel 600(UNS N06600), 625(UNS N06625), Monel 400 (UNS N04400), Hastelloy C-276 and other materials manufacturers. Up to now, it has passed PED, AD2000, ISO9001, ISO14001, ISO45001, GOST, BV and other certifications.


The company has more than 20 cold drawing and cold rolling production equipment, with an annual production capacity of about 25,000 tons. Products comply with ASTM A312, ASTM A213, ASTM A269, ASTM A789, ASTM A790, ASTM B677, ASTM International and domestic standards such as B163, GB/T21833.1-2020, GB/T21833.2-2020, GB/T13296-2013, GB/T14976-2012. We have some normal size steel pipes, about 9000 tons, steel numbers UNS S32205, UNS S3275, 310S, 904L, 304L, 316L, which can shorten the delivery time.


Size range:
Outer diameter :1/8 "to 36" (6-914mm)
WT: 10S to XXS (1mm-45mm)
"Survival by quality, development by efficiency, return to customers with honesty and trustworthiness" is our aim. We look forward to establishing long-term and win-win cooperation with you.


Registered capital: 100 million yuan