Ameritube was charged with producing SA249 316/316L bent tubing for a customer in Canada. Ameritube has expertise in maintaining strict adherence to customer requirements and
The job consisted of some large bends, in excess of 85″ in diameter. Ameritube was also tasked with a number of requirements as follows:
1.U-BENDS PLUS 12″ TANGENT SHALL BE SOLUTION ANNEALED AFTER BENDING.
BEND ANNEAL TEMP AT 1950 DEGREES F.
2. TUBES TO MEET SUPPLEMENTAL REQUIREMENTS OF SA-249 S8
3. WELDED TUBES SHALL BE SUPPLIED IN THE SOLUTION ANNEALED CONDITIONS
AND TESTED PER ASTM E426(EDDY CURRENT TESTING) OR SUPPLEMENTAL
REQUIREMENTS SA-249 S9 (ADDITIONAL TESTING OF WELDED TUBING FOR ASME
SECTION I). NDE REPORT REQUIRED
4. FOLLOWING TESTING SHALL BE PERFORMED PER HEAT NO. TEST SHALL BE
PERFORMED BY TUBE VENDOR PER ASTM 262 PRACTICE A AND EPR METHOD TEST PER
ASTM G108. AFTER SAMPLES HAVE PASSED TESTING, VENDOR SHALL SUPPLY TWO(2)
5. TUBES TO BE 316L/316 DUAL CERTIFIED
6. NO CHINESE MATERIAL ALLOWED
7. ALL DIMENSIONS ARE +/ 1/16″
The pictures above demonstrate the difficulty in bending long tubes with large radii. Ameritube had to bend some of the
Ameritube has had a series of successful large projects due to our ability to deploy resources at the plant and management level and to supplement those people with support and final production in the US. Many times a customer would like a lower price than can be achieved domestically, but is unable to source the project and its complexity overseas while maintaining control of quality and project timelines. Navigating this terrain while delivering savings is Ameritube’s expertise.