Sizes:
OD: 6mm~830mm,W.T.: 1mm~60mm,Length: 1m~20m

Main Grades:
0Cr18Ni9,00Cr19Ni10,0Cr18Ni10Ti,0Cr17Ni12Mo2,00Cr17Ni14Mo2,0Cr18Ni12Mo2Ti,0Cr19Ni13Mo3,00Cr19Ni13Mo3,0Cr25Ni20,00Cr18Ni5Mo3Si2,00Cr22Ni5Mo3N

TP304, TP304L, TP316, TP316L, TP321, TP310S, TP347. TP317, UNS31803, UNS32250, UNS32750, 904L etc
12X18H10T

Main Standards:
GB/T14976-2002,GB13296-2007,GB/T14975-2002

ASTM A312,ASTM A213,ASTM A269,ASTM A789,ASTM A790

DIN17456, DIN17458, EN10216-5

JIS G3459

 

Quality Approvals
Our Quality Management System has been certified as per ISO9001:2008 . The production and testing facilities have been approved by various certification bodies. All production processes andinspection are strictly controlled according to the requirements of ISO9001:2008 and other certification bodies.

Inspections & Tests
All materials will be tested by destructive and non-destructive testing before delivery, the following testing are available in BWSS Company:

1. Non-destructive tests:
Eddy current test
Ultrasonic test
Hydrostatic test
Dimension examination
Surface examination
Hardness test
2. Destructive tests
Metallographic examination
Intergranular corrosion test
Mechanical property tests
Tension test; Flattening test; Flaring test; Bending test; Impact test

Production Capability

There are sixteen LG30-LG60 cold rolling machines and ten 10T-350T cold drawn machines. There are more than ten auxiliary equipments such as straightening machines, air hammer, continuous roller-hearth heat treatment furnaces, baking furnaces and so on. There are two sets of pickling equipments and sewerage treatment equipments.

In bwss, under the sprit of pursuing excellent, we introduce the most advanced equipments, keep improving our production technology, keep improving the inspection standards.