Stainless Steel Welded Pipes A312 TP316 316L, ASTM A312 A312M - 12, ASTM A358 A358M-08a
TOBO GROUP deal with stainless steel welded pipe and tube already more than 30 years, every
year sell more than 5000 tons of stainless steel pipe and tube. Our client already cover more than 45

countries. Our stainless steel seamless pipe and tube was width used in Mining, Energy, Petrochemical,
Chemical Industry, Food plant, Paper plant, Gas and Fluid Industry etc.

Standard Specification:
ASTM A249 / A249M - 10a Standard Specification for Welded Austenitic Steel Boiler, Superheater,
Heat-Exchanger, and Condenser Tubes
ASTM A269 - 10:Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing
for General Service
ASTM A312 / A312M - 12:Standard Specification for Seamless, Welded, and Heavily Cold Worked
Austenitic Stainless Steel Pipes
ASTM A358/A358M-08a:Standard Specification for Electric-Fusion-Welded Austenitic
ASTM A778 - 01(2009)e1:Standard Specification for Welded, Unannealed Austenitic Stainless
Steel Tubular Products
ASTM A789 / A789M - 10a:Standard Specification for Seamless and Welded Ferritic Austenitic Stainless Steel Tubing for General Service
ASTM A790 / A790M - 11:Standard Specification for Seamless and Welded Ferritic Austenitic Stainless Steel Pipe
Others like BS, JIS , DIN , EN , GOST standard we all can supply .

ADVANTAGE:

1, Direct material sourcing from Bao Steel, ZPSS, TISCO.
2, More than 5 processing mills to produce the welded titanium tube for us. And also we own a steel tube mill.
3, Strong business cooperation with Bao Steel and Shanghai Minmetals.
4, More than usd$50,000,000 annual turnover.

We are professional manufacturer of stainless steel products, including stainless steel decorative pipes,industrial stainless welded pipes, special-shaped pipes, stainless steel sheet and etc.