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Tube standards

Merinox meets mainly the following standards and complies e.g. to the following certifications:
ASTM & ASME-Standards


Stainless steel alloy tubing
ASTM/ASME (Boiler pressure code) 
 

A 213/SA 213   Seamless ferritic and austenitic alloy steel boiler, super heater and heat exchanger tubes
A 269/SA 269   Seamless and welded austenitic stainless steel tubing for general service 

A 312/SA 312

Seamless and welded austenitic stainless steel pipes
A 511   Seamless stainless steel mechanical tubing (mainly large tube sizes)
A 632 Seamless and welded austenitic stainless steel tubing for general service (small diameter)
A 789/SA 789  Seamless and welded ferritic-austenitic stainless steel tubing for general service (duplex/super duplex)
A790/SA 790    Seamless and welded ferritic-austenitic stainless steel pipe

 

 

Nonferrous Metals Nickel and others
ASTM/ASME (Boiler pressure code)
 

B 68/B 68M Seamless copper tube, bright annealed for general service
B 75/B 75M Seamless copper tube, standard certification 
B 161/SB 161          Nickel seamless pipe and tube (UNS N02200; N02201) (200/201)
B 163/SB 163  Seamless nickel and nickel alloy condenser and heat exchanger tubes (e.g. UNS N02200; N04400; N06600; N08800) (200/400/600/800)
B 165/SB 165 Nickel-copper alloy (UNS N04400), seamless nickel pipe and tube (400)
B 167/SB 167 Nickel-chromium-iron alloys (UNS N06600, N06601 and N06690), seamless pipe and tube (600/601/625)
B 407/SB 407 Nickel-iron-chromium alloys (UNS N08800; N08810; N08811), seamless pipe and tube (800/800H/800HT)
B 423/SB 423 Nickel-iron-chromium-molybdenum-copper alloys (UNS N08825), pipe and tube (825)
B 444/SB 444 Nickel-chromium-molybdenum-columbium alloys (UNS N06625), pipe and tube (625)
B 523/SB 523 Seamless and welded zirconium alloy tubes for general service
B 622/SB 622 Seamless nickel and nickel-cobalt alloy pipe and tube (N10276 (C276); N06022 (C22); NO6455 (C4); NO10665 (B2))
B 668/SB 668 Seamless tubes (UNS N08028) (28)
B 677/SB 677 Seamless pipe and tube (UNS N08904) (904L)
B 729/SB 729  Seamless pipe and tube (UNS N08020) (20)

 

European standards 

EN 10216-5 Seamless stainless steel tubes for pressure purposes 
EN ISO1127 Seamless stainless steel tubes (Dimensions and weight) 

 

ASTM international (American Society for Testing and Materials) is globally recognized leader in the development and delivery of international voluntary consensus standard. To improve product quality, enhance safety, facilitate market access and trade, and build consumer confidence. 

Merinox is a registered trademark. Merinox © 2013