Standard (Norm)

Changzhou Tengyue Stainless Steel Pipes meets mainly the following standards: ASTM-Standards

Section One: Iron and Steel Products Steel - Piping, Tubing, Fittings

ASTM Volume 01.01
A 213 / A 213M		Seamless ferritic and austenitic alloy steel boiler, superheater and heat exchanger tubes
A 268 / A 268M		Seamless and welded ferritic and martensitic stainless steel tubing for general service
A 269 / A 269M		Seamless and welded austenitic stainless steel tubing for general service
A 312 / A 312M		Seamless and welded austenitic stainless steel pipes
A 511		Seamless stainless steel mechanical tubing
A 789 / A 789M		Seamless and welded ferritic-austenitic stainless steel tubing for general service
A 790 / A 790M		Seamless and welded ferritic-austenitic stainless steel pipe

*Note: Section Two: Nonferrous Metals Nickel, Cobalt, Lead, Tin, Zinc, Cadmium, Precious, Reactive, Refractory Metals and Alloys; Materials for Thermostats, Electrical Heating and Resistance Contacts, and Connectors

ASME-Standards

ASME Boiler Pressure Code Section II Part A - Ferrous Material Specification

ASME
SA 213 / SA 213M		Seamless ferritic and austenitic alloy steel boiler, superheater and heat exchanger tubes
SA 268 / SA 268M		Seamless and welded ferritic and martensitic stainless steel tubing for general service
SA 269 / SA 269M		Seamless and welded austenitic stainless steel tubing for general service
SA 312 / SA 312M		Seamless and welded austenitic stainless steel pipes
SA 511		Seamless stainless steel mechanical tubing
SA 789 / SA 789M		Seamless and welded ferritic-austenitic stainless steel tubing for general service
SA 790 / SA 790M		Seamless and welded ferritic-austenitic stainless steel pipe

UNI-Standards

Stainless and heat resisting steels

UNI 6904

Seamless tubes of special alloyed corrosion and heat resisting stainless tubes

GOST-Standards

Stainless steels

GOST 9940		Seamless stainless steel tubes, hot finished
GOST 9941		Seamless stainless steel tubes, cold and hot finished

European-Standards

Stainless steels

EN 10216-5*		Seamless steel tubes for pressure purposes
EN ISO 1127		Seamless stainless steel tubes (Dimensions and weights)

*Note: This European standard is replacing old national standards for pressure purpose (DIN 17458 DIN 17459 NFA 49117 NFA 49217 NFA 49218 BS 3605 BS 3605-1 etc…

All European standards have their own national designation (example NF EN 10216-5 DIN EN 10216-5 BS EN XXXXX UNI EN XXXXX ..)

DIN-Standards

Stainless steels

DIN 17456-85		General purpose seamless circular stainless steel tubes
DIN 17458-85		Seamless circular Austenitic stainless steel tube subject to special requirement

JIS-Standards

Stainless steels

JIS G 3459		Stainless steel pipes
JIS G 3463		Stainless steel boiler and heat exchanger tubes