ASTM B690 Tubing




ASTM B690 Standard, ASTM B 690 Tubes Supplier

ASTM B690 Tubing Supplier

Superior Steel Overseas is India's 6th largest Exporter of ASTM B690 Pipes & ASTM B690 Seamless Pipe.We are well known Supplier of ASTM B690 UNS N08366 Pipe & now we became Distributor of ASTM B690 UNS N08367 Pipe & ASTM B690 Seamless Tubes.We are largest Stockiest of ASTM B690 Tubing with huge inventory of ASTM B690 UNS N08366 Seamless Pipe, ASTM B690 Round Pipe, ASTM B690 Seamless Tubing, ASTM B690 Square Tube and ASTM B690 heat exchanger tube. We have distribution cenetrs in the UK, the USA , Germany, Sweden, and Mexico, with a sales and service center network close to our customers worldwide.

ASTM B690 Seamless Pipes and Tubes Specifications

Size 1/2”~48”
Schedule Sch5-Schxxs
Type ASTM B690 Seamless Pipes, ASTM B690 Seamless Tubes
Grades UNS N08366, UNS N08367

ASTM B690 Chemical Requirements

Element Composition Limits, % Product (Check) Analysis Variations, under min or over max, of the Specified Limit of Eldment, %
N08366 N08367
Carbon 0.035 max 0.030 max 0.005
Manganese 2.00 max 2.00 max 0.04
Phosphorus 0.040 max 0.040 max 0.005
Sulfur 0.030 max 0.030 max 0.005
Silicon 1.00 max 1.00 max 0.05
Chromium 20.00-22.00 20.00-22.00 0.25
Nickel 23.50-25.50 23.50-25.50 0.20
Molybdenum 6.00-7.00 6.00-7.00 0.15
Nitrogen 0.18-0.25 0.01
IronA balance balance
Copper 0.75 max 0.04

ASTM B690 Mechanical Properties

Type Condition(Temper) Tensile Strnegth, min, ksi(MPa) Yield Strength, (0.2% Offset), min, ksi(MPa) Elongation in 2 in. or 50mm(or 4D), min, %
N08366 Sloution treated 75(517) 30(206) 30
N08367 Sloution treated 95(655) 45(310) 30

ASTM B690 Pipe and Tube Test Certificates

  • EN 10204/3.1B,
  • Raw Materials Certificate
  • 100% Radiography Test Report
  • Third Party Inspection Report, etc.
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