Spezilla Tube Co., Ltd. (Shanghai)
Spezilla Tube Co., Ltd. Excellence in Stainless Steel Tubing
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1/2'' X 0.065'' X 20FT Stainless Steel Instrument Tubing Cold Drawn Bright Annealed
Spezilla offers a complete line of annealed, seamless and welded stainless steel instrumentation tubing designed to meet the performance requirements of oil & gas industry. We stock all ASTM A269 bright annealed seamless and welded stainless steel instrumentation tubing sizes from 1/4''(6.35mm) to 2''(50.8mm) OD in 20ft. standard lengths. Custom lengths and sizes are available upon request. Dual certified stainless steel tubing 304/304L and 316/316L are the workhorse grades for a variety of instrumentation and hydraulic applications. This material is stocked in 20 foot lengths in both welded and seamless production forms.
Features:
1. Dual Certified Austenitic 316/316L Stainless Steel
2. Annealed Instrumentation Grade Tubing
3. Complies to / Exceeds ASTM A269 Standard
4. Chemically Cleaned and Passivated
5. Available in sizes from 1/4” to 1-1/2” OD
6. Metric Sizes Available
7. Minimum 2.5% Molybdenum by Weight
8. Good resistance to attacks in acidic environments
9. Good resistance to pitting in neutral chloride-bearing solutions
10. Good resistance to Stress Corrosion Cracking
11. Good weldability
12. Surface - Polished to 320 grit
13. Hardness of not more than Rb 90
Instrumentation Tubing / Hydraulic Tubing Size Range:
Outside Diameter: 1/16” through 4.00”
Wall Thickness: .010” through .250”
Welded Stainless Steel Instrumentation Tubing:
Governing Production Specifications – ASTM A249 and ASTM A269
Seamless Stainless Steel instrumentation Tubing:
Governing Production Specifications – ASTM A213 (average wall) and ASTM A269
Specification:
| Chemical Composition (%) | Cr | Ni | C | Mo | Si | P | S |
| T304/L | 18.0 – 20.0 | 8.0 – 12.0 | 0.03 (max) | – | 1.0 (max) | 0.045 (max) | .030 (max |
| T316/L | 16.0 – 18.0 | 10.0 – 14.0 | 0.03 (max) | 2.0 – 3.0 | 1.0 (max) | 0.045 (max) | .030 (max) |
Material Standards:
Recommended Maximum Working Pressure For Seamless 316 Tubing in PSI (bar):
Common Standards of Stainless Steel for Instrumentation , Heat Exchangers:
ASTM A 213 Seamless Austenitic Alloy Steel for Boiler, Superheater & Heat Exchanger Tubes Grades TP 304/304L , TP 316/316L, TP 321, TP 347,
ASTM 249 Welded Austenitic Steel Boiler Superheater and Heat Exchange Tubes U Bending available Grades TP 304/304L , TP 316/316L, TP 321, TP 347
ASTM 268 Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service TP 430
ASTM 269 Seamless and Welded Austenitic Stainless Steel Instrumentation & General Service Grades TP 304/304L , TP 316/316L, TP 321, TP 347, 904 L
ASTM A632 - 04(2009) Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing (Small-Diameter) for General Service For low diameter as upto 1.27 to 12.7 mm OD. Similar too Din 17455
Corrosion service Duplex stainless Steels
ASTM A 789 Welded Ferritic / Austenitic Stainless Steel Tubing for General Service TP 2205 S31803, S32760, SAF 2507
ASTM A688 / A688M - 10 Standard Specification for Welded Austenitic Stainless Steel Feedwater Heater Tubes
ASTM A803 / A803M - 10 Standard Specification for Welded Ferritic Stainless Steel Feedwater Heater Tubes